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Page 3 of 106

Assignee Name : SCHLUMBERGER TECHNOLOGY CORPORATION
Total Assignments: 10511
Assignment: 201
Reel/Frame:006340/0617   Pages: 4
Recorded: 10/07/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MULLER, LAURENT E.
Exec Dt:
10/07/1992
2
VOVERS, ANTHONY P.
Exec Dt:
10/07/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5320183
NONE
07963302
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 202
Reel/Frame:006340/0613   Pages: 4
Recorded: 10/16/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
VOVERS, ANTHONY P.
Exec Dt:
10/12/1992
2
MULLER, LAURENT E.
Exec Dt:
10/12/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5320183
NONE
07963302
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 203
Reel/Frame:006306/0231   Pages: 5
Recorded: 11/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
D'ANGELO, RALPH M.
Exec Dt:
10/20/1992
2
CHANG, HUNG-WEN
Exec Dt:
11/09/1992
3
HSU, KAI
Exec Dt:
11/09/1992
4
STANKE, FRED E.
Exec Dt:
11/11/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172-0266
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5274604
NONE
07960524
Correspondence name and address
MARC D. FOODMAN, ESQ.
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 204
Reel/Frame:006362/0649   Pages: 4
Recorded: 01/11/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PETITJEAN, LUC M.
Exec Dt:
10/20/1992
2
REZGUI, FADHEL
Exec Dt:
10/20/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
500 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5309136
NONE
07918188
Correspondence name and address
CAROL O. MC CLENNY, ATTN: PATENT COUNSEL
SCHLUMBERGER TECHNOLOGY CORP.
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX. 77252-2175
Assignment: 205
Reel/Frame:006288/0775   Pages: 2
Recorded: 10/26/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KIMBALL, CHRISTOPHER V.
Exec Dt:
10/26/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5278805
NONE
07966762
Correspondence name and address
DAVID P. GORDON, ESQ.
65 WOODS END ROAD
STAMFORD, CT. 06905
Assignment: 206
Reel/Frame:006489/0923   Pages: 4
Recorded: 11/02/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FREEDMAN, ROBERT
Exec Dt:
11/02/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5291137
NONE
07970332
Correspondence name and address
HENRY N. GARRANA
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 207
Reel/Frame:007188/0636   Pages: 5
Recorded: 10/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEEMAN, BRONISLAW
Exec Dt:
11/04/1992
2
TROUILLER, JEAN-CLAUDE
Exec Dt:
11/04/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5399971
NONE
07974029
Correspondence name and address
LEONARD W. POJUNAS
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 208
Reel/Frame:007200/0007   Pages: 3
Recorded: 10/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEEMAN, BRONISLAW
Exec Dt:
11/04/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5396175
NONE
07974019
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. POJUNAS
PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Assignment: 209
Reel/Frame:006813/0735   Pages: 3
Recorded: 11/20/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAMER, GLENN A.
Exec Dt:
11/19/1992
2
KEYROUZ, WALID T.
Exec Dt:
11/19/1992
3
PABON, JAHIR A.
Exec Dt:
11/19/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH RR 620 P.O. BOX 200015 AUSTIN, TX 78720-0015
TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5452238
NONE
07979143
Correspondence name and address
CHARLES D. HUSTON
SCHLUMBERGER LABORATORY FOR COMPUTER
SCIENCE
8311 NORTH RR 620, P.O. BOX 200015
AUSTIN, TX 78720
Assignment: 210
Reel/Frame:006400/0404   Pages: 4
Recorded: 12/01/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
VIGOR, ANDREW WILLIAM
Exec Dt:
11/20/1992
2
STEWART, ADRIAN JAMIESON
Exec Dt:
11/20/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5275241
NONE
07984024
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 211
Reel/Frame:006400/0408   Pages: 4
Recorded: 12/01/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
VIGOR, ANDREW WILLIAM
Exec Dt:
11/20/1992
2
STEWART, ADRIAN JAMIESON
Exec Dt:
11/20/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5275241
NONE
07984024
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 212
Reel/Frame:006367/0634   Pages: 2
Recorded: 12/17/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KRAMER, GLENN A.
Exec Dt:
12/14/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH RR 620
P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5427531
NONE
07963861
Correspondence name and address
CHARLES D. HUSTON
SCHLUMBERGER LABORATORY FOR COMPUTER
SCIENCE
8311 NORTH RR 620, P.O. BOX 200015
AUSTIN, TX 78720-0015
Assignment: 213
Reel/Frame:006398/0498   Pages: 3
Recorded: 01/15/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PARROTT, ROBERT A.
Exec Dt:
01/12/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5494634
NONE
08004002
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 214
Reel/Frame:006451/0754   Pages: 4
Recorded: 03/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BOLON, CRAIG
Exec Dt:
01/19/1993
2
KANUMURY, MAHESH
Exec Dt:
01/21/1993
3
KEYROUZ, WALID T.
Exec Dt:
02/02/1993
4
KRAMER, GLENN A.
Exec Dt:
02/04/1993
5
MOORE, ERIC A.
Exec Dt:
01/19/1993
6
PABON, JAHIR A.
Exec Dt:
02/01/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH RR 620
P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5410496
NONE
07985479
Correspondence name and address
CHARLES D. HUSTON
SCHLUMBERGER LABORATORY FOR COMPUTER
SCIENCE
8311 NORTH RR 620, P.O. BOX 200015
AUSTIN, TX 78720-0015
Assignment: 215
Reel/Frame:006429/0970   Pages: 3
Recorded: 01/21/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WRAIGHT, PETER D.
Exec Dt:
01/21/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5349184
NONE
08006903
Correspondence name and address
DARCELL WALKER
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 216
Reel/Frame:006485/0847   Pages: 2
Recorded: 02/22/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SEZGINER, ABDURRAHMAN
Exec Dt:
01/27/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5363041
NONE
07999248
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 217
Reel/Frame:006429/0050   Pages: 3
Recorded: 02/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HANSON, THOMAS H., III
Exec Dt:
02/04/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5302781
NONE
08013906
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 218
Reel/Frame:006567/0896   Pages: 3
Recorded: 03/22/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUMONT, ALAIN ( MARCEL GUY)
Exec Dt:
03/10/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5349195
NONE
08008920
Correspondence name and address
CARL O. MCCLENNY
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175 - 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 219
Reel/Frame:006544/0973   Pages: 3
Recorded: 04/08/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PATEL, DINESH R.
Exec Dt:
03/17/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5275241
NONE
07984024
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 220
Reel/Frame:006473/0942   Pages: 3
Recorded: 03/24/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GRIFFITH, MICHAEL JUSTIN
Exec Dt:
03/18/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5361839
NONE
08036616
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL, P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 221
Reel/Frame:006473/0945   Pages: 3
Recorded: 03/24/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ERVIN (NMN) RANDERMANN JR.
Exec Dt:
03/18/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5361839
NONE
08036616
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 222
Reel/Frame:006486/0324   Pages: 3
Recorded: 04/12/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DECORPS, JEAN-LUC
Exec Dt:
03/31/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5353877
NONE
08026344
Correspondence name and address
CARL O. MCCLENNY
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 223
Reel/Frame:006486/0327   Pages: 3
Recorded: 04/12/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LAU, TING
Exec Dt:
03/31/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5353877
NONE
08026344
Correspondence name and address
CARL O. MCCLENNY
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 224
Reel/Frame:006504/0385   Pages: 9
Recorded: 04/26/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HINES, DANIEL R.
Exec Dt:
03/31/1993
2
WADA, NOBORU
Exec Dt:
04/02/1993
3
GAROFF, STEPHEN
Exec Dt:
03/09/1993
4
MULLINS, OLIVER C.
Exec Dt:
03/03/1993
5
HAMMOND, PAUL
Exec Dt:
03/09/1993
6
TARVIN, JEFFREY
Exec Dt:
03/25/1993
7
CRAMER, STEPHEN P.
Exec Dt:
04/02/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5331156
NONE
08015708
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 225
Reel/Frame:006581/0037   Pages: 2
Recorded: 06/10/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SEZGINER, ABDURRAHMAN
Exec Dt:
04/01/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5376884
NONE
08041643
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. POJUNAS
PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Assignment: 226
Reel/Frame:006527/0954   Pages: 3
Recorded: 04/23/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
STOLLER, CHRISTIAN (NMN)
Exec Dt:
04/23/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5360975
NONE
08052321
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DARCELL WALKER
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 227
Reel/Frame:006575/0501   Pages: 3
Recorded: 05/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SMITH, EDWARD G., JR.
Exec Dt:
04/27/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5366013
NONE
08057948
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 228
Reel/Frame:006575/0504   Pages: 4
Recorded: 05/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
EDWARDS, A. GLEN
Exec Dt:
04/27/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175 5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5366013
NONE
08057948
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 229
Reel/Frame:006575/0508   Pages: 3
Recorded: 05/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HROMAS, JOE C.
Exec Dt:
04/27/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5366013
NONE
08057948
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 230
Reel/Frame:006575/0511   Pages: 3
Recorded: 05/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HUBER, KLAUS B.
Exec Dt:
04/27/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5366013
NONE
08057948
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 231
Reel/Frame:006564/0300   Pages: 3
Recorded: 05/10/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CASE, CHARLES R.
Exec Dt:
05/06/1993
2
ELLIS, DARWIN V.
Exec Dt:
05/07/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5390115
NONE
08059689
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. POJUNAS
PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 232
Reel/Frame:006600/0130   Pages: 2
Recorded: 06/18/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TABANOU, JACQUES R.
Exec Dt:
06/14/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175 5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5402069
NONE
08080428
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 233
Reel/Frame:006600/0133   Pages: 3
Recorded: 06/18/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TAHERIAN, M. REZA
Exec Dt:
06/16/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5402069
NONE
08080428
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 234
Reel/Frame:006600/0136   Pages: 3
Recorded: 06/18/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HABASHY, TAREK M.
Exec Dt:
06/16/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5402069
NONE
08080428
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 235
Reel/Frame:006603/0492   Pages: 3
Recorded: 06/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WERNER, ANDREW T.
Exec Dt:
06/16/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5413048
NONE
08080430
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 236
Reel/Frame:006603/0495   Pages: 3
Recorded: 06/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RIDER, JAMES G.
Exec Dt:
06/16/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5413048
NONE
08080430
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 237
Reel/Frame:006706/0701   Pages: 5
Recorded: 09/20/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUSCEV, MARIO
Exec Dt:
06/23/1993
2
PINTO, MARC A.
Exec Dt:
09/06/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5343041
NONE
08081527
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DARCELL WALKER, PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TEXAS 77252-2175
Assignment: 238
Reel/Frame:006631/0267   Pages: 3
Recorded: 07/26/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MORIARTY, KEITH A.
Exec Dt:
07/21/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY HOUSTON, TEXAS 77023
TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5363931
NONE
08088272
Correspondence name and address
WAYNE KANAK
PATENT COUNSEL
ANADRILL SCHLUMBERGER
200 GILLINGHAM LANE
SUGAR LAND, TEXAS 77478
Assignment: 239
Reel/Frame:006667/0889   Pages: 3
Recorded: 08/19/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
JEFFRYES, BENJAMIN PETER
Exec Dt:
07/26/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5398546
NONE
08098669
Correspondence name and address
PATENT COUNSEL
ANADRILL SCHLUMBERGER
200 GILLINGHAM LANE
SUGAR LAND, TEXAS 77478
Assignment: 240
Reel/Frame:006660/0873   Pages: 3
Recorded: 08/06/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BEHRMANN, LAWRENCE AMOS
Exec Dt:
08/02/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5392857
NONE
08103507
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD - PATENT COUNSEL
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77252-2175
Assignment: 241
Reel/Frame:006669/0596   Pages: 3
Recorded: 08/12/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PLASEK, RONALD E.
Exec Dt:
08/11/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY HOUSTON, TX 77023
TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5459314
NONE
08105258
Correspondence name and address
DARCELL WALKER
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 242
Reel/Frame:006745/0854   Pages: 3
Recorded: 09/01/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
VORECK, WALLACE E. JR.
Exec Dt:
08/13/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175 5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5347929
NONE
08116082
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 243
Reel/Frame:006736/0691   Pages: 3
Recorded: 09/01/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ASELTINE, CLIFFORD L.
Exec Dt:
08/24/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5347929
NONE
08116082
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O.BOX 2175
5000 GULF FREEWAY
HOUSTON, TX. 77252-2175
Assignment: 244
Reel/Frame:006745/0851   Pages: 3
Recorded: 09/01/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LERCHE, NOLAN C.
Exec Dt:
08/24/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5347929
NONE
08116082
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 245
Reel/Frame:006735/0124   Pages: 2
Recorded: 09/03/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ROSCOE, BRADLEY A.
Exec Dt:
09/01/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5528495
NONE
08115944
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. POJUNAS
PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 246
Reel/Frame:006706/0425   Pages: 3
Recorded: 09/20/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAS, PRALAY K.
Exec Dt:
09/16/1993
2
SONG, HAOSHI
Exec Dt:
09/16/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5386724
NONE
08115285
Correspondence name and address
WAYNE KANAK
PATENT COUNSEL
ANADRILL SCHLUMBERGER
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 247
Reel/Frame:006734/0723   Pages: 3
Recorded: 10/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FREEDMAN, ROBERT
Exec Dt:
10/01/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175 5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5451873
NONE
08131644
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175 - 5000 GULF FREEWAY
HOUSTON, TEXAS 77252-2175
Assignment: 248
Reel/Frame:006734/0726   Pages: 3
Recorded: 10/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SMAARDYK, JOHN EDWARD
Exec Dt:
10/01/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5451873
NONE
08131644
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175 - 5000 GULF FREEWAY
HOUSTON, TEXAS 77252-2175
Assignment: 249
Reel/Frame:006734/0729   Pages: 3
Recorded: 10/05/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MACINNIS, JASON PHILLIP
Exec Dt:
10/01/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5451873
NONE
08131644
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175 - 5000 GULF FREEWAY
HOUSTON, TEXAS 77252-2175
Assignment: 250
Reel/Frame:006777/0848   Pages: 3
Recorded: 11/22/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOSKINS, JOSIAH C.
Exec Dt:
10/22/1993
2
RONEN, JOSHUA M.
Exec Dt:
11/16/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
SCHLUMBERGER LABORATORY FOR COMPUTER SCIENCE
8311 NORTH RR 620 P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5444619
NONE
08128069
Correspondence name and address
SCHLUMBERGER LABORATORY FOR COMPUTER
SCIENCE - CHARLES D. HUSTON
8311 NORTH RR 620
P.O. BOX 200015
AUSTIN, TX 78720-0015
Assignment: 251
Reel/Frame:006753/0887   Pages: 3
Recorded: 11/15/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUSSAN V, ELIZABETH B
Exec Dt:
11/02/1993
2
AUZERAIS, FRANCOIS M.
Exec Dt:
11/01/1993
3
ANDERSON, BARBARA I.
Exec Dt:
10/29/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5463549
NONE
08137826
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. POJUNAS
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 252
Reel/Frame:006757/0610   Pages: 3
Recorded: 11/08/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HACHE, JEAN-MICHEL D.
Exec Dt:
11/03/1993
2
MOULIN, PIERRE A.
Exec Dt:
11/03/1993
3
PHILLIPS, WAYNE J.
Exec Dt:
11/03/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
200 GILLINGHAM LANE
PATENT COUNSEL
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5432699
NONE
08130960
Correspondence name and address
WAYNE KANAK
PATENT COUNSEL, ANADRILL
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 253
Reel/Frame:006906/0001   Pages: 4
Recorded: 01/14/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MATHIEU, YVES (MARCEL, GABRIEL)
Exec Dt:
11/24/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5396232
NONE
08133694
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 254
Reel/Frame:006906/0005   Pages: 4
Recorded: 01/14/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
JEAN-LUC (ROGER, AUGUSTE, LOUIS) DECORPS
Exec Dt:
11/24/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5396232
NONE
08133694
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 255
Reel/Frame:006906/0009   Pages: 4
Recorded: 01/14/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
REVEL, JEAN-MARIE (NMN)
Exec Dt:
11/24/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5396232
NONE
08133694
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 256
Reel/Frame:006908/0143   Pages: 4
Recorded: 01/14/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FOUILLOU, DIDIER
Exec Dt:
11/24/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5396232
NONE
08133694
Correspondence name and address
CARL O. MCCLENNY
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 257
Reel/Frame:006908/0148   Pages: 4
Recorded: 01/14/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FOUILLOU, DIDIER
Exec Dt:
11/24/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175 5000 GULF FREEWAY
HOUSTON, TX 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5396232
NONE
08133694
Correspondence name and address
CARL O. MCCLENNY
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 258
Reel/Frame:006789/0689   Pages: 3
Recorded: 11/29/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MCKEON, DONALD C.
Exec Dt:
11/29/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5408097
NONE
08159412
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DARCELL WALKER
PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 259
Reel/Frame:006789/0696   Pages: 3
Recorded: 11/29/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WRAIGHT, PETER D.
Exec Dt:
11/29/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5408097
NONE
08159412
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
DARCELL WALKER, PATENT COUNSEL
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 260
Reel/Frame:006817/0061   Pages: 3
Recorded: 12/13/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALDRED, WALTER D.
Exec Dt:
12/07/1993
2
MCCANN, DOMINIC P.J.
Exec Dt:
12/07/1993
3
RASMUS, JOHN C.
Exec Dt:
12/07/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL 200 GILLINGHAM LANE
HOUSTON, TX 77478
TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5368108
NONE
08142734
Correspondence name and address
WAYNE KANAK
PATENT COUNSEL
ANADRILL SCHLUMBERGER
200 GILLINGHAM LANE
HOUSTON, TX 77478
Assignment: 261
Reel/Frame:006874/0459   Pages: 3
Recorded: 02/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHENOY, RAMACHANDRA
Exec Dt:
12/20/1993
2
CHANG, SHU-KONG
Exec Dt:
12/20/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5594706
NONE
08170567
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. JOJUNAS, ESQ.
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 262
Reel/Frame:006838/0921   Pages: 3
Recorded: 01/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARON, JEFFREY B.
Exec Dt:
12/23/1993
2
AIREY, PETER J.
Exec Dt:
12/20/1993
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5387767
NONE
08173323
Correspondence name and address
WAYNE I. KANAK
PATENT COUNSEL - ANADRILL
200 GILLINGHAM LANE
SUGAR LAND, TEXAS 77478
Assignment: 263
Reel/Frame:006865/0045   Pages: 5
Recorded: 02/16/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOLENKA, JACQUES M.
Exec Dt:
01/11/1994
2
EVANS, MICHAEL L.
Exec Dt:
01/11/1994
3
KURKOWSKI, PHILIP L.
Exec Dt:
01/11/1994
4
SLOAN, WILLIAM R.
Exec Dt:
01/11/1994
5
BEST, DAVID L.
Exec Dt:
01/11/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5473158
NONE
08183089
Correspondence name and address
ANADRILL
WAYNE I. KANAK
PATENT COUNSEL
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 264
Reel/Frame:006885/0801   Pages: 3
Recorded: 01/31/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FORDHAM, HUGH EDWARD
Exec Dt:
01/11/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5358039
NONE
08148140
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 265
Reel/Frame:006869/0849   Pages: 3
Recorded: 02/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMAKRISHNAN, T.S./
Exec Dt:
02/14/1994
2
WILKINSON, DAVID J.
Exec Dt:
02/14/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5497321
NONE
08180083
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 266
Reel/Frame:006921/0473   Pages: 3
Recorded: 03/04/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WRAIGHT, PETER D.
Exec Dt:
03/04/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
500 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5442173
NONE
08206983
Correspondence name and address
DARCELL WALKER
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
500 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 267
Reel/Frame:006967/0930   Pages: 3
Recorded: 03/30/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
EDWARDS, A. GLEN
Exec Dt:
03/18/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5429192
NONE
08220983
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: JOHN H. BOUCHARD, PATENT COUNSEL
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77252-2175
Assignment: 268
Reel/Frame:006967/0933   Pages: 3
Recorded: 03/30/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HUBER, KLAUS B.
Exec Dt:
03/18/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5429192
NONE
08220983
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: JOHN H. BOUCHARD, PATENT COUNSEL
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77252-2175
Assignment: 269
Reel/Frame:006967/0936   Pages: 3
Recorded: 03/30/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HROMAS, JOE C.
Exec Dt:
03/18/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5429192
NONE
08220983
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: JOHN H. BOUCHARD, PATENT COUNSEL
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77252-2175
Assignment: 270
Reel/Frame:006984/0897   Pages: 4
Recorded: 05/16/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUGHES, TREVOR LLOYD
Exec Dt:
03/22/1994
2
JONES, TIMOTHY GARETH JOHN
Exec Dt:
05/02/1994
3
FLETCHER, PHILIP
Exec Dt:
03/29/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5475220
NONE
08211164
Correspondence name and address
WAYNE KANAK
PATENT COUNSEL
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 271
Reel/Frame:006941/0688   Pages: 3
Recorded: 03/29/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PARROTT, ROBERT A.
Exec Dt:
03/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5505134
NONE
08220071
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 272
Reel/Frame:006941/0691   Pages: 3
Recorded: 03/29/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ASELTINE, CLIFFORD L.
Exec Dt:
03/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5505134
NONE
08220071
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 273
Reel/Frame:006947/0654   Pages: 3
Recorded: 03/29/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BROOKS, JAMES EMMERT
Exec Dt:
03/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5505134
NONE
08220071
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 274
Reel/Frame:006947/0657   Pages: 3
Recorded: 03/29/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LERCHE, NOLAN C.
Exec Dt:
03/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5505134
NONE
08220071
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 275
Reel/Frame:006947/0660   Pages: 3
Recorded: 03/29/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ROZEK, KENNETH E.
Exec Dt:
03/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5505134
NONE
08220071
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 276
Reel/Frame:006974/0009   Pages: 2
Recorded: 04/07/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SCHOEN, ERIC J.
Exec Dt:
04/06/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
SCHLUMBERGER AUSITN RESEARCH
8311 NORTH RR 620, P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5537319
NONE
08224603
Correspondence name and address
CHARLES D. HUSTON
SCHLUMBERGER AUSTIN RESEARCH
8311 NORTH RR 620
P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Assignment: 277
Reel/Frame:007055/0839   Pages: 2
Recorded: 04/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SINHA, BIKASH K.
Exec Dt:
04/08/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5398215
NONE
08225016
Correspondence name and address
DAVID P. GORDON, ESQ.
65 WOODS END ROAD
STAMFORD, CONNECTICUT 06905
Assignment: 278
Reel/Frame:006990/0707   Pages: 2
Recorded: 05/17/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTEK, SERGIO
Exec Dt:
04/13/1994
2
SINHA, BIKASH K.
Exec Dt:
04/13/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5398215
NONE
08225016
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. POJUNAS
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 279
Reel/Frame:006970/0631   Pages: 3
Recorded: 05/03/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MOULIN, PIERRE A.
Exec Dt:
04/20/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5563514
NONE
08220081
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 280
Reel/Frame:006984/0185   Pages: 3
Recorded: 05/12/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHAPPELLAT, HERVE (NMN)
Exec Dt:
04/27/1994
2
BERARD, MICHEL (VICTOR)
Exec Dt:
04/27/1994
3
CHEUNG, PHILIP (SIU-YU)
Exec Dt:
04/27/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5522260
NONE
08224641
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 281
Reel/Frame:006995/0654   Pages: 3
Recorded: 05/02/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEZGINER, ABDURRAHMAN
Exec Dt:
05/02/1994
2
DRUSKIN, VLADIMIR L.
Exec Dt:
05/02/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD,, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5510712
NONE
08236932
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 282
Reel/Frame:007023/0300   Pages: 3
Recorded: 06/09/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LERNER, DANIEL
Exec Dt:
05/04/1994
2
MASAK, PETER
Exec Dt:
05/04/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5517464
NONE
08238105
Correspondence name and address
ANADRILL SCHLUMBERGER
WYANE I. KANAK
PATENT COUNSEL
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 283
Reel/Frame:007022/0230   Pages: 7
Recorded: 06/06/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSTEK, SERGIO
Exec Dt:
05/09/1994
2
CHANG, SHU-KONG
Exec Dt:
06/02/1994
3
MCDANIEL, GORDON L.
Exec Dt:
05/19/1994
4
PLONA, THOMAS
Exec Dt:
05/18/1994
5
RANDALL, CURTIS
Exec Dt:
06/01/1994
6
MASSON, JEAN-PIERRE
Exec Dt:
06/02/1994
7
MAYES, JAMES C.
Exec Dt:
06/02/1994
8
HSU, KAI
Exec Dt:
06/02/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5796677
NONE
08235625
Correspondence name and address
PATENT COUNSEL
ANADRILL SCHLUMBERGER
200 GILLINGHAM LANE
SUGAR LAND, TEXAS 77478
Assignment: 284
Reel/Frame:007048/0338   Pages: 3
Recorded: 06/30/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MONTARON, BERNARD
Exec Dt:
05/26/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT DEPARTMENT
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5519668
NONE
08249412
Correspondence name and address
WAYNE I. KANAK
PATENT COUNSEL
ANADRILL SCHLUMBERGER
200 GILLINGHAM LANE
SUGAR LAND, TX 77478
Assignment: 285
Reel/Frame:007092/0331   Pages: 3
Recorded: 06/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NELSON, ERIK BENTLEY
Exec Dt:
06/10/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5421418
NONE
08267998
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 286
Reel/Frame:007071/0964   Pages: 5
Recorded: 06/15/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BONNER, STEPHEN D.
Exec Dt:
06/14/1994
2
ROSTHAL, RICHARD A.
Exec Dt:
06/15/1994
3
BAGERSH, ABDULLAH A.
Exec Dt:
06/14/1994
4
LULING, MARTIN G.
Exec Dt:
06/15/1994
5
JUNDT, JACQUES A.
Exec Dt:
06/14/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5463320
NONE
08259849
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 287
Reel/Frame:007069/0510   Pages: 3
Recorded: 06/27/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROSCOE, BRADLEY A.
Exec Dt:
06/24/1994
2
SCHWEITZER, JEFFREY S.
Exec Dt:
06/24/1994
3
STEPHENSON, KENNETH E.
Exec Dt:
06/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5543617
NONE
08266077
Correspondence name and address
SCHLUMBERGER-DOLL RESESRCH
LEONARD W. POJUNAS
PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 288
Reel/Frame:007092/0334   Pages: 3
Recorded: 06/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BROOKS, JAMES EMMERT
Exec Dt:
06/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5421418
NONE
08267998
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 289
Reel/Frame:007092/0337   Pages: 3
Recorded: 06/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ASELTINE, CLIFFORD L.
Exec Dt:
06/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5421418
NONE
08267998
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 290
Reel/Frame:007110/0115   Pages: 3
Recorded: 07/18/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DONZIER, ERIC (PAUL)
Exec Dt:
06/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5509312
NONE
08249122
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 291
Reel/Frame:007110/0118   Pages: 3
Recorded: 07/18/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
REZGUI, FADHEL
Exec Dt:
06/24/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5509312
NONE
08249122
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 292
Reel/Frame:007052/0744   Pages: 3
Recorded: 07/05/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEDDAUGH, STEVE
Exec Dt:
06/28/1994
2
MAHDAVI, MEHRZAD
Exec Dt:
06/28/1994
3
VAJDA, STEFAN
Exec Dt:
06/28/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
SCHLUMBERGER-DOLL RESEARCH
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5523556
NONE
08248811
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. POJUNAS
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 293
Reel/Frame:007105/0168   Pages: 4
Recorded: 08/03/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CLARK, LLOYD D., JR.
Exec Dt:
07/12/1994
2
MAYHUGH, TERRY L.
Exec Dt:
07/12/1994
3
MAYHUGH, TERRY L., JR.
Exec Dt:
07/12/1994
4
NEELEY, JIMMY E.
Exec Dt:
07/12/1994
5
VACHON, GUY
Exec Dt:
07/12/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH RR 620
P.O. BOX 200015
AUSTIN,, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5483232
NONE
08285314
Correspondence name and address
CHARLES D. HUSTON
SCHLUMBERGER AUSTIN RESEARCH
8311 NORTH RR 620
P.O. BOX 200015
AUSTIN, TX 78720-0015
Assignment: 294
Reel/Frame:007087/0812   Pages: 3
Recorded: 07/19/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
TOLLEFSEN, EDWARD M.
Exec Dt:
07/19/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5477921
NONE
08277461
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
DARCELL WALKER
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 295
Reel/Frame:007100/0092   Pages: 3
Recorded: 07/28/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
GRIFFITH, MICHAEL J.
Exec Dt:
07/25/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON,, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5503014
NONE
08281954
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL, P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 296
Reel/Frame:007149/0782   Pages: 3
Recorded: 09/26/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
VENERUSO, ANTHONY (FRANK)
Exec Dt:
08/09/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5521592
NONE
08278788
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
CARL O. MCCLENNY
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 297
Reel/Frame:007123/0536   Pages: 3
Recorded: 08/15/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
MORRISS, CHRISTOPHER EDWARD
Exec Dt:
08/12/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5486762
NONE
08291960
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 298
Reel/Frame:007123/0539   Pages: 3
Recorded: 08/15/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FREEDMAN, ROBERT
Exec Dt:
08/12/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5486762
NONE
08291960
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 299
Reel/Frame:007115/0211   Pages: 3
Recorded: 08/29/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HROMAS, JOE C.
Exec Dt:
08/18/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5509481
NONE
08270949
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL, P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 300
Reel/Frame:007117/0336   Pages: 3
Recorded: 08/29/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HUBER, KLAUS B.
Exec Dt:
08/18/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5509481
NONE
08270949
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JOHN H. BOUCHARD
ATTN: PATENT COUNSEL
P.O. BOX 2175, 5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Page 3 of 106

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