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Page 2 of 106

Assignee Name : SCHLUMBERGER TECHNOLOGY CORPORATION
Total Assignments: 10511
Assignment: 101
Reel/Frame:004745/0765   Pages: 2
Recorded: 07/24/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WILLIFORD, FRANK B.
Exec Dt:
07/20/1987
2
LUKE, JAMES M.
Exec Dt:
07/20/1987
3
DEVLIN, PAUL V.
Exec Dt:
07/20/1987
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TEXAS
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4819730
NONE
07077365
Correspondence name and address
SCHLUMBERGER LIMITED
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 102
Reel/Frame:004755/0219   Pages: 2
Recorded: 08/27/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SAFINYA, KAMBIZ A.
Exec Dt:
08/07/1987
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVE.
A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4839644
NONE
07061066
Correspondence name and address
MARTIN M. NOVACK
P.O. BOX 901
WESTPORT, CT 06881
Assignment: 103
Reel/Frame:004755/0221   Pages: 2
Recorded: 08/27/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MC BRIDE, ROGER W.
Exec Dt:
08/14/1987
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TEXAS
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4839644
NONE
07061066
Correspondence name and address
MARTIN M. NOVACK
P.O. BOX 901
WESTPORT, CT 06881
Assignment: 104
Reel/Frame:004845/0447   Pages: 4
Recorded: 02/12/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
O'NEILL, DENNIS M.
Exec Dt:
01/29/1988
2
GINGRICH, PAUL C.
Exec Dt:
02/08/1988
3
MULLARKEY, PETER W.
Exec Dt:
01/29/1988
4
MOINARD, LAURENT
Exec Dt:
02/03/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVE.
A CORP. OF TEXAS
NEW YORK, NEW YORK 10102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4939648
NONE
07128658
Correspondence name and address
MARTIN NOVACK
P.O. BOX 901
WESTPORT, CT 06881
Assignment: 105
Reel/Frame:004867/0375   Pages: 2
Recorded: 04/26/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KERBART, YVES
Exec Dt:
02/22/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4843875
NONE
07186509
Correspondence name and address
SCHLUMBERGER LIMITED
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 106
Reel/Frame:004871/0562   Pages: 2
Recorded: 04/06/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MULLER, LAURENT E.
Exec Dt:
03/30/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF GREEWAY (P.O. BOX 2175)
A CORPORATION OF TEXAS
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4907655
NONE
07178091
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 107
Reel/Frame:004871/0560   Pages: 2
Recorded: 04/06/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HROMAS, JOE C.
Exec Dt:
03/31/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORPORATION OF TEXAS
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4907655
NONE
07178091
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 108
Reel/Frame:004881/0858   Pages: 2
Recorded: 05/05/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ANADRILL INC.,
Exec Dt:
04/29/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4814609
NONE
07025319
Correspondence name and address
SCHLUMBERGER LIMITED
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 109
Reel/Frame:004912/0537   Pages: 2
Recorded: 05/26/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
UPCHURCH, JAMES M.
Exec Dt:
05/26/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
(P.O. BOX 2175), A CORP. OF TEXAS
HOUSTONT, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4796699
NONE
07198968
Correspondence name and address
SCHLUMBERGER WELL SERVICES
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TEXAS 77001
Assignment: 110
Reel/Frame:004998/0803   Pages: 2
Recorded: 10/03/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HOWARD, ALLEN Q. JR.
Exec Dt:
08/30/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5019978
NONE
07240025
Correspondence name and address
SCHULMBERGER WELL SERVICES
OFFICE OF PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 111
Reel/Frame:004998/0805   Pages: 2
Recorded: 10/03/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROSSI, DAVID J.
Exec Dt:
09/12/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5019978
NONE
07240025
Correspondence name and address
SCHLUMBERGER WELL SERVICES
OFFICE OF PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 112
Reel/Frame:005022/0057   Pages: 2
Recorded: 01/13/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HERRON, MICHAEL M.
Exec Dt:
01/12/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TEXAS
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4890486
NONE
07297735
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT. 06877-4108
Assignment: 113
Reel/Frame:005093/0975   Pages: 2
Recorded: 06/02/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BOND, LES
Exec Dt:
02/24/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4658916
NONE
06775996
Correspondence name and address
ROBERT M. HESSIN
LANEY, DOUGHERTY, HESSIN,
& BEAVERS, STE. 900, 101 PARK AVENUE
OKLAHOMA CITY,OK 73102
Assignment: 114
Reel/Frame:005046/0760   Pages: 2
Recorded: 04/10/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WALULIK, JAMES J.
Exec Dt:
03/21/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175) A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4862991
NONE
07243852
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 115
Reel/Frame:005046/0758   Pages: 2
Recorded: 04/10/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WIGNALL, ALBERT H.
Exec Dt:
03/30/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175) A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4862991
NONE
07243852
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 116
Reel/Frame:005121/0581   Pages: 2
Recorded: 07/31/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CARRON, DIDIER
Exec Dt:
07/13/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4964099
NONE
07365465
Correspondence name and address
CLIFFORD L. TAGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 117
Reel/Frame:005180/0084   Pages: 2
Recorded: 08/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PARROTT, ROBERT A.
Exec Dt:
07/25/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4960171
NONE
07391807
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 118
Reel/Frame:005180/0086   Pages: 2
Recorded: 08/09/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LENDERMON, GARY M.
Exec Dt:
07/25/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4960171
NONE
07391807
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 119
Reel/Frame:005121/0879   Pages: 2
Recorded: 08/16/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
RYTLEWSKI, GARY L.
Exec Dt:
08/09/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175, A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4951744
NONE
07394782
Correspondence name and address
HENRY N. GARRANA
SCHLUMBERGER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 120
Reel/Frame:005133/0399   Pages: 3
Recorded: 08/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KIMBALL, CHRISTOPHER V.
Exec Dt:
08/25/1989
2
STANKE, FRED E.
Exec Dt:
08/25/1989
3
RANDALL, CURTIS J.
Exec Dt:
07/24/1989
4
HAYMAN, ANDREW J.
Exec Dt:
07/24/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4928269
NONE
07368065
Correspondence name and address
CLIFFORD L. TAGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 121
Reel/Frame:005151/0062   Pages: 2
Recorded: 09/19/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MONTGOMERY, MICHAEL A.
Exec Dt:
08/25/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
(P.O.BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4992790
NONE
07409618
Correspondence name and address
COX & SMITH INCORPORATED
2000 NBC BANK PLAZA
112 EAST PECAN STREET
SAN ANTONIO, TX 78205
Assignment: 122
Reel/Frame:005118/0567   Pages: 2
Recorded: 08/30/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SLOAN, W. R.
Exec Dt:
08/28/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P. O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5023449
NONE
07400847
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 123
Reel/Frame:005119/0621   Pages: 2
Recorded: 09/06/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WRAIGHT, PETER D.
Exec Dt:
09/06/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5017778
NONE
07403535
Correspondence name and address
SCHLUMBERGER LIMITED
ATTN: PATENT COUNSEL,
200 MACCO BLVD.,
SUGAR LAND, TX 77478
Assignment: 124
Reel/Frame:005157/0564   Pages: 2
Recorded: 10/05/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FLAUM, CHARLES
Exec Dt:
10/05/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5019708
NONE
07417382
Correspondence name and address
SCHLUMBERGER WELL SERVICES
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 125
Reel/Frame:005153/0513   Pages: 3
Recorded: 10/11/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LORIMER, D'ARCY
Exec Dt:
10/10/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4901069
NONE
07310804
Correspondence name and address
APPLIED MATERIALS, INC.
3050 BOWERS AVENUE-M/S 0715
SANTA CLARA, CA 95054
Assignment: 126
Reel/Frame:005183/0676   Pages: 2
Recorded: 11/21/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LUCAS, GARY
Exec Dt:
10/20/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4975645
NONE
07440008
Correspondence name and address
SCHLUMBERGER LIMITED
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 127
Reel/Frame:005170/0546   Pages: 2
Recorded: 11/01/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHEN, MIN-YI
Exec Dt:
11/01/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5008625
NONE
07430214
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Assignment: 128
Reel/Frame:005170/0556   Pages: 2
Recorded: 11/01/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHEN, MIN-YI
Exec Dt:
11/01/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5012193
NONE
07430207
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.,
RIDGEFIELD, CT 06877-4108
Assignment: 129
Reel/Frame:005209/0597   Pages: 2
Recorded: 12/22/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHARRIER, DARNELL
Exec Dt:
11/20/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175) A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4971153
NONE
07441117
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 130
Reel/Frame:005209/0599   Pages: 2
Recorded: 12/22/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KLINGENSMITH, E. ALLEN
Exec Dt:
11/22/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175) A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4971153
NONE
07441117
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 131
Reel/Frame:005192/0166   Pages: 2
Recorded: 12/07/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MARCELLUS, EMERSON C.
Exec Dt:
12/06/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4967166
NONE
07447304
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL, P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 132
Reel/Frame:005237/0457   Pages: 2
Recorded: 01/10/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PETITJEAN, LUC
Exec Dt:
12/15/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5024098
NONE
07428304
Correspondence name and address
CLIFFORD L. TAGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD
RIDGEFIELD, CT 06877-4108
Assignment: 133
Reel/Frame:005235/0181   Pages: 2
Recorded: 12/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
UPCHURCH, JAMES M.
Exec Dt:
12/19/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4971160
NONE
07454091
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 134
Reel/Frame:005247/0857   Pages: 2
Recorded: 02/20/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DELHOMME, JEAN-PIERRE
Exec Dt:
02/07/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5057021
NONE
07466807
Correspondence name and address
PETER Y. LEE
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 135
Reel/Frame:005293/0273   Pages: 3
Recorded: 04/30/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GASTON, DIDIER
Exec Dt:
04/02/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5007230
NONE
07475664
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 136
Reel/Frame:005292/0279   Pages: 3
Recorded: 04/27/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
VENERUSO, ANTHONY F.
Exec Dt:
04/11/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
(P.O. BOX 2175) A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5174161
NONE
07515907
Correspondence name and address
HENRY N. GARRANA
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 137
Reel/Frame:005466/0115   Pages: 3
Recorded: 09/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NIWA, MASARU
Exec Dt:
04/17/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5167149
NONE
07574317
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 138
Reel/Frame:005292/0276   Pages: 3
Recorded: 04/27/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HUNT, ANDREW
Exec Dt:
04/24/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
(P.O. BOX 2175) A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5174161
NONE
07515907
Correspondence name and address
HENRY N. GARRANA
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 139
Reel/Frame:005300/0927   Pages: 3
Recorded: 05/21/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MULLARKEY, PETER W.
Exec Dt:
04/24/1990
2
GINGRICH, PAUL C.
Exec Dt:
04/26/1990
3
MOINARD, LAURENT L.
Exec Dt:
04/18/1990
4
O'NEILL, DENNIS M.
Exec Dt:
04/24/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
6311 NORTH RR 620
A CORP. OF TX
AUSTIN, TEXAS 78720
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5274572
NONE
07489053
Correspondence name and address
CHARLES D. HUSTON
SCHLUMBERGER LAB. FOR COMPUTER SCIENCE
8311 NORTH RR 620
P. O. BOX 200015
AUSTIN, TX 78720-0015
Assignment: 140
Reel/Frame:005311/0594   Pages: 3
Recorded: 05/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WRIGHT, PETER
Exec Dt:
05/09/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE, A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5216638
NONE
07513243
Correspondence name and address
DAVID E. FRANKHOUSER
BOEHRINGER INGELHEIM CORPORATION
90 EAST RIDGE, P.O. BOX 368
RIDGEFIELD, CT 06877
Assignment: 141
Reel/Frame:005336/0902   Pages: 4
Recorded: 06/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ORBAN, JACQUES
Exec Dt:
05/16/1990
2
MAYES, JAMES C.
Exec Dt:
05/16/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5130950
NONE
07525268
Correspondence name and address
ANADRILL, INC.
ATTN: JOHN J. RYBERG
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 142
Reel/Frame:005402/0207   Pages: 3
Recorded: 08/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MARKEL, DANIEL C.
Exec Dt:
08/06/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5095999
NONE
07563657
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 143
Reel/Frame:005419/0874   Pages: 3
Recorded: 08/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LOPEZ DE CARDENAS, JORGE E.
Exec Dt:
08/08/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY, A CORP. OF TX
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5063822
NONE
07565383
Correspondence name and address
HENRY N. GARRANA
SCHLUMBERGER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 144
Reel/Frame:005448/0434   Pages: 3
Recorded: 08/28/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
UPCHURCH, MARILYN
Exec Dt:
08/21/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175) A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5058673
NONE
07576327
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 145
Reel/Frame:005417/0391   Pages: 2
Recorded: 08/23/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
VACHON, GUY P.
Exec Dt:
08/23/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH RR 620, A CORP OF TX
P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5287122
NONE
07572205
Correspondence name and address
CHARLES D. HUSTON
SCHLUMBERGER LABORATORY FOR COMPUTER
SCIENCE
8311 N. RR 620, P. O. BOX 200015
AUSTIN, TX 78720-0015
Assignment: 146
Reel/Frame:005453/0432   Pages: 3
Recorded: 09/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FREEDMAN, ROBERT
Exec Dt:
09/07/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5168234
NONE
07579435
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 147
Reel/Frame:005453/0610   Pages: 3
Recorded: 09/17/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WIJNBERG, WILLEM A.
Exec Dt:
09/10/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5150443
NONE
07567837
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 148
Reel/Frame:005466/0121   Pages: 3
Recorded: 09/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MULLINS, OLIVER C.
Exec Dt:
09/10/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5167149
NONE
07574317
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 149
Reel/Frame:005466/0124   Pages: 3
Recorded: 09/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HINES, DANIEL R.
Exec Dt:
09/10/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5167149
NONE
07574317
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 150
Reel/Frame:005466/0118   Pages: 3
Recorded: 09/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SAFINYA, KAMBIZ A.
Exec Dt:
09/11/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5167149
NONE
07574317
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 151
Reel/Frame:005513/0102   Pages: 3
Recorded: 11/13/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HUGHES, TREVOR
Exec Dt:
09/28/1990
2
JONES, TIMOTHY
Exec Dt:
09/28/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY, A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5161409
NONE
07601489
Correspondence name and address
ANADRILL, INC.
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 152
Reel/Frame:005501/0487   Pages: 3
Recorded: 10/31/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROSCOE, BRADLEY A.
Exec Dt:
10/31/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5081351
NONE
07606221
Correspondence name and address
FREDERIC C. WAGRET
OFFICE OF PATENT COUNSEL
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 153
Reel/Frame:005501/0490   Pages: 3
Recorded: 10/31/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
STOLLER, CHRISTIAN
Exec Dt:
10/31/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5081351
NONE
07606221
Correspondence name and address
FREDERIC C. WAGRET
OFFICE OF PATENT COUNSEL
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 154
Reel/Frame:005514/0528   Pages: 3
Recorded: 11/13/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
EVANS, MICHAEL L.
Exec Dt:
11/09/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY A CORP. OF TX
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5086224
NONE
07612345
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 155
Reel/Frame:005514/0552   Pages: 3
Recorded: 11/13/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BARBER, THOMAS D.
Exec Dt:
11/09/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY A CORP. OF TX
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5184079
NONE
07612931
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 156
Reel/Frame:005514/0531   Pages: 3
Recorded: 11/13/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROSCOE, BRADLEY A.
Exec Dt:
11/13/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY, A CORP. OF TX
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5086224
NONE
07612345
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 157
Reel/Frame:005531/0538   Pages: 3
Recorded: 11/27/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MISZEWSKI, ANTONI
Exec Dt:
11/14/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
(P.O. BOX 2175),A CORP INCORPORATED UNDER THE LAW OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5131470
NONE
07618422
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 158
Reel/Frame:005544/0585   Pages: 3
Recorded: 12/17/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
THOMPSON, MARTIN
Exec Dt:
11/19/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5080182
NONE
07619141
Correspondence name and address
ANADRILL, INC.
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 159
Reel/Frame:005538/0532   Pages: 3
Recorded: 12/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HUBER, KLAUS B.
Exec Dt:
11/28/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TEXAS
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5088413
NONE
07587298
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 160
Reel/Frame:005538/0535   Pages: 3
Recorded: 12/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LERCHE, NOLAN C.
Exec Dt:
11/28/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TEXAS
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5088413
NONE
07587298
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 161
Reel/Frame:005538/0538   Pages: 3
Recorded: 12/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
EDWARDS, ARNOLD G.
Exec Dt:
11/28/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TEXAS
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5088413
NONE
07587298
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 162
Reel/Frame:005538/0541   Pages: 3
Recorded: 12/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROZEK, KENNETH E.
Exec Dt:
11/28/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TEXAS
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5088413
NONE
07587298
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 163
Reel/Frame:005538/0544   Pages: 3
Recorded: 12/03/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SMITH, EDWARD G. JR.
Exec Dt:
11/28/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORP. OF TEXAS
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5088413
NONE
07587298
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 164
Reel/Frame:005648/0347   Pages: 3
Recorded: 03/28/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KERBART, YVES
Exec Dt:
01/21/1991
2
BURGESS, TREVOR M.
Exec Dt:
03/01/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5115871
NONE
07664261
Correspondence name and address
ANADRILL, INC.,
PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 165
Reel/Frame:005648/0335   Pages: 3
Recorded: 03/28/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MC CANN, DOMINIC P. J.
Exec Dt:
02/18/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
A CORP. OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5115871
NONE
07664261
Correspondence name and address
ANADRILL, INC.,
PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 166
Reel/Frame:005686/0272   Pages: 6
Recorded: 04/19/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
GRIFFIN, DOUGLAS D.
Exec Dt:
02/26/1991
2
KLEINBERG, ROBERT L.
Exec Dt:
02/25/1991
3
SEZGINER, ABDURRAHMAN
Exec Dt:
02/26/1991
4
FUKUHARA, MASAFUMI
Exec Dt:
03/05/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVE., A CORP. OF TX
NEW YORK, NEW YORK 10102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5153514
NONE
07657710
Correspondence name and address
MARTIN NOVACK
P.O. BOX 901
WESTPORT, CT 06881
Assignment: 167
Reel/Frame:005754/0148   Pages: 3
Recorded: 03/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LOPEZ DE CARDENAS, JORGE E.
Exec Dt:
02/28/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5095801
NONE
07666837
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. 2175
HOUSTON, TX 77252-2175
Assignment: 168
Reel/Frame:005641/0042   Pages: 2
Recorded: 03/06/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HORNBY, BRIAN E.
Exec Dt:
03/05/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5081611
NONE
07665104
Correspondence name and address
DAVID P. GORDON
65 WOODS END RD.
STAMFORD, CT 06905
Assignment: 169
Reel/Frame:005688/0134   Pages: 2
Recorded: 04/24/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PABON, JAHIR A.
Exec Dt:
04/12/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH RR 620, A CORP. OF TX
P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5251290
NONE
07675592
Correspondence name and address
SCHLUMBERGER LABORATORY
FOR COMPUTER SCIENCE
8311 NORTH RR 620
P.O. BOX 200015
AUSTIN, TX 78720-0015
Assignment: 170
Reel/Frame:005763/0286   Pages: 3
Recorded: 07/12/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SANANIKONE, PRASERT
Exec Dt:
06/17/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5205163
NONE
07718061
Correspondence name and address
LETICIA V. SALAS
ANADRILL, INC.
PATENT COUNSEL
200 MACCO BOULEVARD
SUGAR LAND, TX 77478
Assignment: 171
Reel/Frame:005756/0751   Pages: 3
Recorded: 07/05/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHANG, SHU KONG
Exec Dt:
06/24/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5197038
NONE
07719227
Correspondence name and address
LEONARD W. POJUNAS
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT. 06877-4108
Assignment: 172
Reel/Frame:005756/0754   Pages: 3
Recorded: 07/05/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GOUILLOUD, MICHEL
Exec Dt:
06/24/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5197038
NONE
07719227
Correspondence name and address
LEONARD W. POJUNAS
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT. 06877-4108
Assignment: 173
Reel/Frame:005771/0232   Pages: 3
Recorded: 07/19/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHANG, SHU-KONG
Exec Dt:
06/28/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
AC ORPORATION OF TEXAS
277 PARK AVE.,
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5309404
NONE
07722321
Correspondence name and address
MARC D. FOODMAN
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 174
Reel/Frame:005771/0235   Pages: 3
Recorded: 07/19/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PLONA, THOMAS J.
Exec Dt:
06/28/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
277 PARK AVE.,
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5309404
NONE
07722321
Correspondence name and address
MARC D. FOODMAN
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 175
Reel/Frame:005771/0229   Pages: 3
Recorded: 07/19/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KOSTEK, SERGIO
Exec Dt:
07/16/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TX
277 PARK AVE.,
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5309404
NONE
07722321
Correspondence name and address
MARC D. FOODMAN
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 176
Reel/Frame:005775/0930   Pages: 3
Recorded: 07/25/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHANG SHU-KONG
Exec Dt:
07/23/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5077697
NONE
07513319
Correspondence name and address
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 177
Reel/Frame:005818/0379   Pages: 3
Recorded: 08/30/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROSTHAL, RICHARD A.
Exec Dt:
08/07/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
5000 GULF FREEWAY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5329448
NONE
07741858
Correspondence name and address
JOHN J. RYBERG
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 178
Reel/Frame:005871/0626   Pages: 2
Recorded: 09/17/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GOODE, PETER A.
Exec Dt:
09/17/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
A CORP. OF TX
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5247830
NONE
07761214
Correspondence name and address
DAVID P. GORDON
65 WOODS END RD.
STAMFORD, CT 06905
Assignment: 179
Reel/Frame:005885/0549   Pages: 3
Recorded: 10/16/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHANG, SHU-KONG
Exec Dt:
10/16/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
277 PARK AVE.,
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5265067
NONE
07777041
Correspondence name and address
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 180
Reel/Frame:005916/0828   Pages: 6
Recorded: 11/25/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CLARK, BRIAN
Exec Dt:
11/14/1991
2
BANNER, STEPHAN D.
Exec Dt:
11/14/1991
3
JUNDT, JACQUES
Exec Dt:
11/14/1991
4
LULING, MARTIN
Exec Dt:
11/19/1991
5
ROSTHAL, RICHARD A.
Exec Dt:
11/14/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORP. OF TEXAS
5000 GULF FREEWAY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5200705
NONE
07786138
Correspondence name and address
LETICIA V. SALAS
200 MACCO BLVD.
SUGAR LAND, TEXAS 77478
Assignment: 181
Reel/Frame:005916/0855   Pages: 5
Recorded: 11/25/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CLARK, BRIAN
Exec Dt:
11/14/1991
2
BONNER, STEPHAN D.
Exec Dt:
11/14/1991
3
JUNDT, JACQUES
Exec Dt:
11/14/1991
4
LULING, MARTIN
Exec Dt:
11/19/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORP. OF TEXAS
5000 GULF FREEWAY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5235285
NONE
07786137
Correspondence name and address
LETICIA V. SALAS
200 MACCO BLVD.
SUGAR LANE, TEXAS 77478
Assignment: 182
Reel/Frame:005934/0774   Pages: 3
Recorded: 11/27/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
STRALEY, CHRISTIAN
Exec Dt:
11/26/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
277 PARK AVE.,
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5389877
NONE
07800339
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.,
RIDGEFIELD, CT 06877-4108
Assignment: 183
Reel/Frame:005934/0780   Pages: 3
Recorded: 11/27/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SEZGINER, ABDURRAHAMAN
Exec Dt:
11/26/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
277 PARK AVE.,
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5389877
NONE
07800339
Correspondence name and address
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.,
RIDGEFIELD, CT 06877-4108
Assignment: 184
Reel/Frame:005953/0498   Pages: 3
Recorded: 12/23/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
THIERCELIN, MARC J.
Exec Dt:
11/26/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5165274
NONE
07802382
Correspondence name and address
LETICIA V. SALAS
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 185
Reel/Frame:005982/0760   Pages: 3
Recorded: 01/10/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ALBATS, PAUL
Exec Dt:
12/23/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5235185
NONE
07819541
Correspondence name and address
SCHLUMBERGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 186
Reel/Frame:005982/0766   Pages: 3
Recorded: 01/10/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MAHDAVI, MEHRZAD
Exec Dt:
01/06/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5235185
NONE
07819541
Correspondence name and address
SCHLUMBERGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 187
Reel/Frame:005982/0763   Pages: 3
Recorded: 01/10/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HERTZOG, RUSSELL C.
Exec Dt:
01/07/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5235185
NONE
07819541
Correspondence name and address
SCHLUMBERGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4106
Assignment: 188
Reel/Frame:006061/0631   Pages: 3
Recorded: 02/25/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PONDER, GAYLON D.
Exec Dt:
02/03/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORPORATION OF TX
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5249461
NONE
07824979
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 189
Reel/Frame:006061/0636   Pages: 3
Recorded: 02/25/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MCDONALD, BRYAN W.
Exec Dt:
02/03/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY (P.O. BOX 2175)
A CORPORATION OF TEXAS
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5249461
NONE
07824979
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 190
Reel/Frame:006038/0261   Pages: 4
Recorded: 03/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOSTEK, SERGIO
Exec Dt:
03/04/1992
2
CHANG, SHU-KUNG
Exec Dt:
03/04/1992
3
MCDANIEL, GORDON
Exec Dt:
02/24/1992
4
PLONA, THOMAS
Exec Dt:
03/04/1992
5
RANDALL, CURTIS
Exec Dt:
02/24/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TX
5000 GULF FREEWAY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5852587
NONE
07839969
Correspondence name and address
LETICIA V. SALAS
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 191
Reel/Frame:006101/0337   Pages: 4
Recorded: 05/04/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HABASHY, TAREK M.
Exec Dt:
03/18/1992
2
TAHERIAN, M. REZA
Exec Dt:
03/20/1992
3
DUMONT, ALAIN
Exec Dt:
04/24/1992
4
BEREN, JEFFREY A.
Exec Dt:
04/29/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
277 PARK AVE.,
NEW YORK, NEW YORK 10175
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5345179
NONE
07848621
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 192
Reel/Frame:006094/0541   Pages: 3
Recorded: 04/23/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
D'ANGELO, RALPH
Exec Dt:
04/07/1992
2
PLONA, THOMAS
Exec Dt:
04/07/1992
3
SCHWARTZ, LAWRENCE M.
Exec Dt:
04/07/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORP. OF TEXAS
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5412990
NONE
07854551
Correspondence name and address
MARC D. FOODMAN
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 193
Reel/Frame:006115/0417   Pages: 3
Recorded: 05/18/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HABASHY, TAREK M.
Exec Dt:
05/15/1992
2
BEREN, JEFFREY A.
Exec Dt:
05/11/1992
3
SAFINYA, KAMBIZ A.
Exec Dt:
05/07/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
A CORPORATION OF TEXAS
277 PARK AVE.,
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5210495
NONE
07848576
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
PATENT DEPT.
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 194
Reel/Frame:006203/0484   Pages: 5
Recorded: 06/25/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BISSELL, STEVEN A.
Exec Dt:
06/25/1992
2
HYDE, ROBERT B.
Exec Dt:
06/25/1992
3
RASMUSSEN, MARVIN W.
Exec Dt:
06/25/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH RR 620, P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5357395
NONE
07904392
Correspondence name and address
KEVIN L. DAFFER
WOODWARD, BATLA & DODD, INC.
2630 EXPOSITION BLVD.
SUITE G-10
AUSTIN, TX 78703
Assignment: 195
Reel/Frame:006317/0155   Pages: 3
Recorded: 09/08/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHEN, FELIX K.
Exec Dt:
09/08/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5319314
NONE
07941474
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER- DOLL RESEARCH
PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 196
Reel/Frame:006362/0653   Pages: 4
Recorded: 01/11/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
REZGUI, FADHEL
Exec Dt:
09/28/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5309136
NONE
07918188
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: 197
Reel/Frame:006320/0013   Pages: 4
Recorded: 10/02/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
EDWARDS, A. GLEN
Exec Dt:
09/30/1992
2
HROMAS, JOE C.
Exec Dt:
09/30/1992
3
HUBER KLAUS B.
Exec Dt:
09/30/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5318126
NONE
07955816
Correspondence name and address
JOHN J. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX77252-2175
Assignment: 198
Reel/Frame:006320/0017   Pages: 3
Recorded: 10/02/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HROMAS, JOE C.
Exec Dt:
09/30/1992
2
EDWARDS, A. GLEN
Exec Dt:
09/30/1992
3
HUBER, KLAUS B.
Exec Dt:
09/30/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5318126
NONE
07955816
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: 199
Reel/Frame:006320/0020   Pages: 3
Recorded: 10/02/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HUBER, KLAUS G.
Exec Dt:
09/30/1992
2
HROMAS, JOE C.
Exec Dt:
09/30/1992
3
EDWARDS, A. GLEN
Exec Dt:
09/30/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 BULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5318126
NONE
07955816
Correspondence name and address
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
500 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 200
Reel/Frame:006326/0585   Pages: 3
Recorded: 10/07/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOSKINS, JOSIAH C.
Exec Dt:
10/07/1992
2
KRAMER, GLENN A.
Exec Dt:
10/07/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
8311 NORTH RR 620
P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5377307
NONE
07957565
Correspondence name and address
CHARLES D. HUSTON
SCHLUMBERGER LABORATORY FOR COMPUTER
SCIENCE
8311 NORTH RR 620 - P.O. BOX 200015
AUSTIN, TEXAS 78720-0015
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