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Patent Assignment Assignee Details
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Assignee Name : SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
Total Assignments: 91
Assignment: 1
Reel/Frame:003812/0070   Pages: 2
Recorded: 12/04/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FLAUM CHARLES
Exec Dt:
10/31/1980
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4384205
NONE
06204094
Correspondence name and address
KENNETH OLSEN
SCHLUMBERGER-DOLL RES., P. O. BOX 307
RIDGEFIELD, CT 16877
Assignment: 2
Reel/Frame:003881/0590   Pages: 2
Recorded: 04/27/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MOULIN PIERRE A.
Exec Dt:
04/21/1981
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FRWY. (P.O. BOX 2175)
HOUSTON, TEXAS 77001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4351186
NONE
06258218
Correspondence name and address
GARY L. BUSH
SCHLUMBERGER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77001
Assignment: 3
Reel/Frame:003891/0149   Pages: 2
Recorded: 05/26/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MC GILL, HOWARD L.
Exec Dt:
05/15/1981
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4424860
NONE
06266899
Correspondence name and address
DAVID L. MOSELEY
ARNOLD, WHITE, ET AL
2100 TRANSCO TOWER
HOUSTON, TX 77056
Assignment: 4
Reel/Frame:003938/0420   Pages: 2
Recorded: 12/22/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ELLIS, DARWIN V.
Exec Dt:
09/08/1981
2
FLAUM, CHARLES
Exec Dt:
09/08/1981
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4423323
NONE
06300418
Correspondence name and address
KENNETH OLSEN
SCHLUMBERGER-DOLL RESEARCH
P. O. BOX 307
RIDGEFIELD, CT 06877
Assignment: 5
Reel/Frame:003952/0222   Pages: 2
Recorded: 02/24/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ULLO, JOHN J.
Exec Dt:
12/07/1981
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4416151
NONE
06328880
Correspondence name and address
KENNETH OLSEN
SCHLUMBERGER-DOLL RESEARCH
P. O. BOX 307
RIDGEFIELD, CT 06877
Assignment: 6
Reel/Frame:003954/0788   Pages: 2
Recorded: 02/24/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SHERMAN, HAROLD
Exec Dt:
12/07/1981
2
ULLO, JOHN J.
Exec Dt:
12/07/1981
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4577102
NONE
06328881
Correspondence name and address
KENNETH OLSEN
SCHLUMBERGER-DOLL RES.
P.O. BOX 307
RIDGEFIELD, CT 06877
Assignment: 7
Reel/Frame:003976/0301   Pages: 2
Recorded: 02/08/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TERRAL, BEN D.
Exec Dt:
02/04/1982
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4441519
NONE
06346811
Correspondence name and address
BRUCE D. RITER
C/O SCHLUMBERGER LIMITED
205 INDUSTRIAL RD.
SUGAR LAND, TX 77478
Assignment: 8
Reel/Frame:004038/0418   Pages: 2
Recorded: 08/20/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CLARK, BRIAN
Exec Dt:
06/15/1982
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10017
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4538109
NONE
06391096
Correspondence name and address
DAVID H. CARROLL
P.O. BOX 307
RIDGEFIELD, CT 06877
Assignment: 9
Reel/Frame:004081/0653   Pages: 2
Recorded: 12/22/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BESEME, JEAN HENRI
Exec Dt:
11/15/1982
2
CORRAL, JOSE ROMAIN
Exec Dt:
11/15/1982
3
GLOTIN, BERNARD JEAN-PIERRE
Exec Dt:
11/15/1982
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4559709
NONE
06452232
Correspondence name and address
WARREN L. FRANZ
SCHLUMBERGER LIMITED, PAT. DEPT.
205 INDUSTRIAL ROAD
SUGAR LAND, TX 77478
Assignment: 10
Reel/Frame:004108/0725   Pages: 2
Recorded: 12/17/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SEEMAN, BRONISLAW
Exec Dt:
12/13/1982
2
BENOIT, GEORGES L. F.
Exec Dt:
12/13/1982
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4661933
NONE
06450595
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77001
Assignment: 11
Reel/Frame:004168/0623   Pages: 2
Recorded: 08/23/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SAFINYA, KAMBIZ A.
Exec Dt:
08/19/1983
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4603297
NONE
06525770
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
P.O. BOX 307
RIDGEFIELD, CT 06877
Assignment: 12
Reel/Frame:004168/0886   Pages: 2
Recorded: 08/29/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORDON, ERNESTO E.
Exec Dt:
08/25/1983
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
(P.O. BOX 2175)
HOUSTON, TEXAS 77001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4561356
NONE
06527062
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77001
Assignment: 13
Reel/Frame:004186/0049   Pages: 2
Recorded: 10/24/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SHONROCK, CLINTON O.
Exec Dt:
10/20/1983
2
WAMBAUGH, JOHN O.
Exec Dt:
10/20/1983
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4554973
NONE
06544658
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77001
Assignment: 14
Reel/Frame:004319/0107   Pages: 2
Recorded: 09/28/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HERRON, MICHAEL M.
Exec Dt:
09/28/1984
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4712424
NONE
06656104
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
ATTN: PATENT COUNSEL
P. O. BOX 307
RIDGEFIELD, CT 06877
Assignment: 15
Reel/Frame:004708/0112   Pages: 2
Recorded: 05/01/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PEATE, WILLIAM R.
Exec Dt:
04/28/1987
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4771830
NONE
07044854
Correspondence name and address
SCHLUMBERGER WELL SERVICE
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TX 77001
Assignment: 16
Reel/Frame:004731/0533   Pages: 2
Recorded: 06/08/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HORNBY, BRIAN E.
Exec Dt:
06/08/1987
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4797859
NONE
07058973
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
ATTN: PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 17
Reel/Frame:004837/0987   Pages: 2
Recorded: 03/21/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PIERS, GEORGE E.
Exec Dt:
07/01/1987
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4800752
NONE
07068983
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 18
Reel/Frame:004883/0732   Pages: 2
Recorded: 05/27/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
METTES, HAL J.
Exec Dt:
01/14/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4868565
NONE
07146069
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 19
Reel/Frame:004846/0199   Pages: 2
Recorded: 02/05/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BOCOCK, RICHARD L.
Exec Dt:
01/26/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4868565
NONE
07146069
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 20
Reel/Frame:004859/0354   Pages: 2
Recorded: 03/07/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
JONES, TIMOTHY G. J.
Exec Dt:
02/12/1988
2
HUGHES, TREVOR L.
Exec Dt:
02/12/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4904603
NONE
07165069
Correspondence name and address
SCHLUMBERGER LTD.
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 21
Reel/Frame:004930/0136   Pages: 2
Recorded: 08/02/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GAVIGNET, ALAIN
Exec Dt:
05/19/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4867254
NONE
07227273
Correspondence name and address
SCHLUBERGER LIMITED
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 22
Reel/Frame:004939/0753   Pages: 2
Recorded: 06/29/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TRACK, ANTOINE
Exec Dt:
06/01/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4852068
NONE
07191282
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Assignment: 23
Reel/Frame:004956/0263   Pages: 2
Recorded: 09/12/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
AIREY, PETER J.
Exec Dt:
06/14/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4844159
NONE
07198235
Correspondence name and address
CLIFFORD L. TAGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 24
Reel/Frame:004922/0677   Pages: 2
Recorded: 07/08/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
PELTIER, BERTRAND
Exec Dt:
07/01/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4840061
NONE
07216579
Correspondence name and address
SCHLUMBERGER LIMITED
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 25
Reel/Frame:004956/0265   Pages: 2
Recorded: 09/12/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DOREMUS, BERNARD
Exec Dt:
08/18/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4844159
NONE
07198235
Correspondence name and address
CLIFFORD L. TAGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 26
Reel/Frame:004958/0018   Pages: 2
Recorded: 09/23/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ZIMMERMAN, THOMAS H.
Exec Dt:
09/22/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4860581
NONE
07248867
Correspondence name and address
HENRY N. GARRANA
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 27
Reel/Frame:004961/0935   Pages: 2
Recorded: 09/23/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
POP, JULIAN J.
Exec Dt:
09/22/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4860581
NONE
07248867
Correspondence name and address
SCHLUMBERGER WEL SERVICES
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TX 77001
Assignment: 28
Reel/Frame:004963/0121   Pages: 2
Recorded: 10/20/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CLARK, BRIAN
Exec Dt:
10/20/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4876511
NONE
07260536
Correspondence name and address
SCHLUMBERGER LIMITED
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 29
Reel/Frame:005005/0729   Pages: 2
Recorded: 11/09/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HAZEN, GARY A.
Exec Dt:
11/08/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4965522
NONE
07269262
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 30
Reel/Frame:005006/0756   Pages: 2
Recorded: 12/23/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MASSON, JEAN-PIERRE
Exec Dt:
12/01/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4953398
NONE
07260088
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 31
Reel/Frame:005006/0752   Pages: 2
Recorded: 12/23/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BOURSEUL, JACKY
Exec Dt:
12/08/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4953398
NONE
07260088
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 32
Reel/Frame:005006/0754   Pages: 2
Recorded: 12/23/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FIERFORT, CLAUDE
Exec Dt:
12/13/1988
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4953398
NONE
07260088
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 33
Reel/Frame:005077/0965   Pages: 2
Recorded: 02/08/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BECKER, ARTHUR J.
Exec Dt:
01/04/1989
2
GROVES, JOEL L.
Exec Dt:
01/04/1989
3
WATSON, CHARLES C.
Exec Dt:
01/04/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4958073
NONE
07281577
Correspondence name and address
DAVID P. GORDON
65 WOODS END ROAD
STAMFORD, CT 06905
Assignment: 34
Reel/Frame:005079/0766   Pages: 2
Recorded: 03/16/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LOOMIS, WILLIAM A.
Exec Dt:
03/01/1989
2
LE POIRE, DAVID J.
Exec Dt:
03/01/1989
3
NELLIGAN, WILLIAM B.
Exec Dt:
03/01/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4972082
NONE
07324776
Correspondence name and address
BRUMBAUGH, GRAVES, DONOHUE
& RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 35
Reel/Frame:005079/0762   Pages: 2
Recorded: 03/16/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LOOMIS, WILLIAM A.
Exec Dt:
03/03/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4972082
NONE
07324776
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 36
Reel/Frame:005079/0764   Pages: 2
Recorded: 03/16/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LE POIRE, DAVID J.
Exec Dt:
03/07/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4972082
NONE
07324776
Correspondence name and address
BRUMBAUGH, GRAVES, DONOHUE
& RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 37
Reel/Frame:005055/0284   Pages: 2
Recorded: 03/17/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ARON, JEFFREY B.
Exec Dt:
03/15/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON,, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5036945
NONE
07325405
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL, P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 38
Reel/Frame:005068/0297   Pages: 2
Recorded: 04/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HSU, KAI
Exec Dt:
04/28/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4951266
NONE
07345510
Correspondence name and address
SCHLUMBERGER
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Assignment: 39
Reel/Frame:005077/0925   Pages: 2
Recorded: 05/30/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ELLIOTT, J.W.
Exec Dt:
05/12/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5327165
NONE
07330454
Correspondence name and address
COX & SMITH INCORPORATED
2000 NBC BANK PLAZA
112 EAST PECAN STREET
SAN ANTONIO, TX 78205
Assignment: 40
Reel/Frame:005128/0039   Pages: 2
Recorded: 06/23/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NOLD, RAYMOND V. III
Exec Dt:
05/22/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
(P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4914826
NONE
07354331
Correspondence name and address
PATENT COUNSEL
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 41
Reel/Frame:005128/0091   Pages: 2
Recorded: 06/26/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GOLDSCHILD, PIERRE
Exec Dt:
06/12/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4915178
NONE
07351514
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 42
Reel/Frame:005162/0043   Pages: 2
Recorded: 07/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KENNEMER, VAUGHN D.
Exec Dt:
06/29/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4979569
NONE
07364402
Correspondence name and address
SCHLUMBERGER WELL SERVICES
5000 GULF FREEWAY
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 43
Reel/Frame:005162/0041   Pages: 2
Recorded: 07/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LEWIS, RICHARD G.
Exec Dt:
07/03/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4979569
NONE
07364402
Correspondence name and address
SCHLUMBERGER WELL SERVICES
5000 GULF FREEWAY
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 44
Reel/Frame:005162/0039   Pages: 2
Recorded: 07/20/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ANYAN, STEVEN L.
Exec Dt:
07/10/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4979569
NONE
07364402
Correspondence name and address
SCHLUMBERGER WELL SERVICES
5000 GULF FREEWAY
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 45
Reel/Frame:005226/0242   Pages: 2
Recorded: 11/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
JASINSKI, RAYMOND
Exec Dt:
10/17/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5005406
NONE
07442954
Correspondence name and address
SCHLUMBERGER LTD.
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 46
Reel/Frame:005226/0240   Pages: 2
Recorded: 11/28/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FLETCHER, PHILIP
Exec Dt:
10/25/1989
2
VERCAEMER, CLAUDE
Exec Dt:
10/25/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5005406
NONE
07442954
Correspondence name and address
SCHLUMBERGER LTD.
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 47
Reel/Frame:005200/0136   Pages: 2
Recorded: 12/06/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
JONES, TIMOTHY
Exec Dt:
12/04/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY,
HOUSTON,, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5140527
NONE
07446895
Correspondence name and address
SCHLUMBERGER LIMITED
ATTN: PATENT COUNSEL
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 48
Reel/Frame:005237/0459   Pages: 2
Recorded: 01/10/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
VALDOIS, MICHEL
Exec Dt:
12/07/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
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: 49
Reel/Frame:005242/0418   Pages: 2
Recorded: 01/22/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MC KEON, DONALD C.
Exec Dt:
12/18/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5053620
NONE
07450355
Correspondence name and address
SCHLUMBER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 50
Reel/Frame:005242/0420   Pages: 2
Recorded: 01/22/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SEEMAN, BRONISLAW
Exec Dt:
12/21/1989
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5053620
NONE
07450355
Correspondence name and address
SCHLUMBER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 51
Reel/Frame:005227/0076   Pages: 2
Recorded: 02/01/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MEEH, DAVID E.
Exec Dt:
01/22/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5094808
NONE
07453646
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 52
Reel/Frame:005247/0333   Pages: 2
Recorded: 02/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GRAU, JAMES
Exec Dt:
02/02/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P. O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5021653
NONE
07476223
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 53
Reel/Frame:005261/0679   Pages: 2
Recorded: 03/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SEZGINER, ABDURRAHMAN
Exec Dt:
02/02/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5023551
NONE
07452903
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 54
Reel/Frame:005247/0335   Pages: 2
Recorded: 02/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ROSCOE, BRAD
Exec Dt:
02/07/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5021653
NONE
07476223
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 55
Reel/Frame:005247/0720   Pages: 2
Recorded: 02/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ASELTINE, CLIFFORD L.
Exec Dt:
02/14/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5027708
NONE
07481133
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 56
Reel/Frame:005247/0722   Pages: 2
Recorded: 02/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GONZALEZ, MANUEL T.
Exec Dt:
02/14/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5027708
NONE
07481133
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 57
Reel/Frame:005247/0724   Pages: 2
Recorded: 02/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DAILEY, TERRELL E.
Exec Dt:
02/14/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5027708
NONE
07481133
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 58
Reel/Frame:005261/0677   Pages: 2
Recorded: 03/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KLEINBERG, ROBERT L.
Exec Dt:
02/16/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5023551
NONE
07452903
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 59
Reel/Frame:005246/0397   Pages: 2
Recorded: 03/02/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HUTIN, REMI
Exec Dt:
02/23/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5084678
NONE
07487687
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL, P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 60
Reel/Frame:005261/0681   Pages: 2
Recorded: 03/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FUKUHARA, MASAFUMI
Exec Dt:
02/26/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5023551
NONE
07452903
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 61
Reel/Frame:005324/0125   Pages: 3
Recorded: 05/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HUNT, ANDREW
Exec Dt:
05/03/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5047632
NONE
07524246
Correspondence name and address
LETICIA V. SALAS
ANADRILL, INC.
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 62
Reel/Frame:005372/0125   Pages: 3
Recorded: 05/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GONZALEZ, MANUEL T.
Exec Dt:
05/22/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON,, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5042594
NONE
07530032
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL,
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 63
Reel/Frame:005372/0131   Pages: 3
Recorded: 05/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DAILEY, TERRELL E.
Exec Dt:
05/22/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON,, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5042594
NONE
07530032
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL,
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 64
Reel/Frame:005375/0405   Pages: 3
Recorded: 06/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ALBATS, PAUL
Exec Dt:
05/25/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK,, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5051581
NONE
07517268
Correspondence name and address
PETER Y. LEE
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 65
Reel/Frame:005376/0796   Pages: 3
Recorded: 07/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TARVIN, JEFFREY A.
Exec Dt:
06/21/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE,
NEW YORK,, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5166747
NONE
07532288
Correspondence name and address
LEONARD W. POJUNAS, JR.
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 66
Reel/Frame:005368/0331   Pages: 3
Recorded: 07/13/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GOLDSCHILD, PIERRE
Exec Dt:
06/26/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON,, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5117685
NONE
07526876
Correspondence name and address
SCHLUMBERGER WELL SERVICES
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 67
Reel/Frame:005431/0188   Pages: 4
Recorded: 08/16/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WATSON, CHARLES C.
Exec Dt:
08/16/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5282133
NONE
07568282
Correspondence name and address
DAVID P. GORDON
65 WOODS END ROAD
STAMFORD, CT 06905
Assignment: 68
Reel/Frame:005428/0870   Pages: 4
Recorded: 08/17/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
STEPHENSON, KENNETH E.
Exec Dt:
08/17/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5191517
NONE
07568924
Correspondence name and address
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
Assignment: 69
Reel/Frame:005475/0766   Pages: 3
Recorded: 10/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
GOLDSCHILD, PIERRE
Exec Dt:
09/07/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5167278
NONE
07563658
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 70
Reel/Frame:005474/0178   Pages: 3
Recorded: 10/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
COOPER, NEAL S.
Exec Dt:
10/03/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5155922
NONE
07594523
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 71
Reel/Frame:005479/0542   Pages: 3
Recorded: 10/19/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
EHLIG-ECONOMIDES, CHRISTINE
Exec Dt:
10/16/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5247829
NONE
07600360
Correspondence name and address
SCHLUMBERGER WELL SERVICES
PATENT COUNSEL
5000 GULF FREEWAY
HOUSTON, TX 77023
Assignment: 72
Reel/Frame:005554/0448   Pages: 3
Recorded: 12/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
THOMPSON, MARTIN
Exec Dt:
10/28/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5181419
NONE
07616443
Correspondence name and address
ANADRILL, INC.
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 73
Reel/Frame:005574/0299   Pages: 3
Recorded: 12/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BERTOZZI, WILLIAM
Exec Dt:
10/31/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5122662
NONE
07598298
Correspondence name and address
BRUMBAUGH, GRAVES, DONOHUE & RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 74
Reel/Frame:005574/0287   Pages: 3
Recorded: 12/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SCHWEITZER, JEFFREY S.
Exec Dt:
11/01/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5122662
NONE
07598298
Correspondence name and address
BRUMBAUGH, GRAVES, DONOHUE & RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 75
Reel/Frame:005574/0290   Pages: 3
Recorded: 12/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DOUCET, JOSEPH A.
Exec Dt:
11/01/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5122662
NONE
07598298
Correspondence name and address
BRUMBAUGH, GRAVES, DONOHUE & RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 76
Reel/Frame:005574/0302   Pages: 3
Recorded: 12/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHEN, FELIX K.
Exec Dt:
11/01/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5122662
NONE
07598298
Correspondence name and address
BRUMBAUGH, GRAVES, DONOHUE & RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 77
Reel/Frame:005574/0296   Pages: 3
Recorded: 12/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CORRIS, GARY W.
Exec Dt:
11/05/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5122662
NONE
07598298
Correspondence name and address
BRUMBAUGH, GRAVES, DONOHUE & RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 78
Reel/Frame:005574/0293   Pages: 3
Recorded: 12/14/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DIAMOND, WILLIAM
Exec Dt:
11/30/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5122662
NONE
07598298
Correspondence name and address
BRUMBAUGH, GRAVES, DONOHUE & RAYMOND
30 ROCKEFELLER PLAZA
NEW YORK, NY 10112
Assignment: 79
Reel/Frame:005547/0405   Pages: 3
Recorded: 12/12/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BROOKS, JAMES E.
Exec Dt:
12/03/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5097945
NONE
07626346
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL, P. O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 80
Reel/Frame:005562/0740   Pages: 3
Recorded: 01/14/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BURGESS, TREVOR M.
Exec Dt:
12/10/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5042296
NONE
07626492
Correspondence name and address
ANADRILL, INC.
200 MACCO BLVD.
SUGAR LAND, TX 77478
Assignment: 81
Reel/Frame:005550/0672   Pages: 4
Recorded: 12/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DESLER, JAMES F.
Exec Dt:
12/17/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5148407
NONE
07604914
Correspondence name and address
MARC D. FOODMAN
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT. 06877-4108
Assignment: 82
Reel/Frame:005550/0676   Pages: 3
Recorded: 12/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FARMER, PAUL A.
Exec Dt:
12/17/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5148407
NONE
07604914
Correspondence name and address
MARC D. FOODMAN
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT. 06877-4108
Assignment: 83
Reel/Frame:005550/0679   Pages: 3
Recorded: 12/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
HALDORSEN, JAKOB B. U.
Exec Dt:
12/17/1990
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5148407
NONE
07604914
Correspondence name and address
MARC D. FOODMAN
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT. 06877-4108
Assignment: 84
Reel/Frame:005666/0924   Pages: 3
Recorded: 04/02/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
STOLLER, CHRISTIAN
Exec Dt:
04/02/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5105080
NONE
07679468
Correspondence name and address
SCHLUMBERGER WELL SERVICES
OFFICE PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 85
Reel/Frame:005662/0285   Pages: 3
Recorded: 04/12/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ESMERSOY, CENGIZ
Exec Dt:
04/08/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5214613
NONE
07667835
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
ATTN: MARC D. FOODMAN
Assignment: 86
Reel/Frame:005812/0925   Pages: 3
Recorded: 08/05/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
AYTER, SEVIG
Exec Dt:
08/02/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5146432
NONE
07740530
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 87
Reel/Frame:005812/0922   Pages: 3
Recorded: 08/05/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KIMBALL, CHRISTOPHER V.
Exec Dt:
08/05/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVE.
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5146432
NONE
07740530
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 88
Reel/Frame:005843/0662   Pages: 3
Recorded: 09/04/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHEN, FELIX K.
Exec Dt:
08/30/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5293410
NONE
07754842
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252
Assignment: 89
Reel/Frame:005843/0665   Pages: 3
Recorded: 09/04/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
LIBERMAN, ARTHUR D.
Exec Dt:
08/30/1991
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
5000 GULF FREEWAY, P.O. BOX 2175
HOUSTON, TEXAS 77023
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5293410
NONE
07754842
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.,
ATTN: PATENT COUNSEL
P. O. BOX 2175
HOUSTON, TX 77252
Assignment: 90
Reel/Frame:006187/0268   Pages: 4
Recorded: 07/20/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TABELING, PATRICK J. R.
Exec Dt:
07/02/1992
2
THERON, BERNARD E.
Exec Dt:
07/02/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE
NEW YORK, NEW YORK 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5361206
NONE
07892901
Correspondence name and address
LEONARD W. POJUNAS
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108
Assignment: 91
Reel/Frame:006206/0365   Pages: 3
Recorded: 07/23/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
PLUMB, RICHARD A.
Exec Dt:
07/20/1992
2
DAVE, YOGESH S.
Exec Dt:
07/20/1992
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION, A CORP. OF TX
277 PARK AVENUE NEW YORK, NY 10172
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5353637
NONE
07896116
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
MARC D. FOODMAN
OLD QUARRY RD.
RIDGEFIELD, CT 06877-4108

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