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Patent Assignment Assignor Details
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Assignor Name : VORECK, WALLACE E.
Total Assignments: 10
Assignment: 1
Reel/Frame:008425/0599   Pages: 4
Recorded: 03/31/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SONG, HAOSHI
Exec Dt:
03/13/1997
2
LANDS, JACK F., JR.
Exec Dt:
03/12/1997
3
VORECK, WALLACE E.
Exec Dt:
03/13/1997
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5833001
NONE
08768027
Correspondence name and address
SCHLUMBERGER WELL SERVICES
GORDON G. WAGGETT
110 SCHLUMBERGER
HOUSTON, TX 77478
Assignment: 2
Reel/Frame:009159/0486   Pages: 9
Recorded: 04/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SONG, HAOSHI
Exec Dt:
02/16/1998
2
LANDS, JACK F., JR.
Exec Dt:
02/16/1998
3
VORECK, WALLACE E.
Exec Dt:
03/04/1998
4
PATEL, DINESH R.
Exec Dt:
02/16/1998
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 1590
14910 AIRLINE ROAD,
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5833001
NONE
08768027
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORP.
DAN C. HU
PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TX 77583-1590
Assignment: 3
Reel/Frame:009485/0134   Pages: 5
Recorded: 09/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, KUO-CHIANG
Exec Dt:
09/14/1998
2
LANDS, JACK F., JR.
Exec Dt:
09/14/1998
3
VORECK, WALLACE E.
Exec Dt:
09/15/1998
4
PATEL, DINESH R.
Exec Dt:
09/15/1998
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6102120
NONE
09098280
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
P.O. BOX 1590
ROSHARON, TX 77583
Assignment: 4
Reel/Frame:010593/0068   Pages: 4
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUKASAVAGE, WILLIAM J.
Exec Dt:
12/21/1999
2
BEHRMANN, LAWRENCE A.
Exec Dt:
01/18/2000
3
VORECK, WALLACE E.
Exec Dt:
01/18/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6214988
NONE
09476947
Correspondence name and address
WILLIAMS, MORGAN & AMERSON, P.C.
KENNETH D. GOODMAN
7676 HILLMONT, SUITE 250
HOUSTON, TEXAS 77040
Assignment: 5
Reel/Frame:010594/0192   Pages: 5
Recorded: 03/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUKASAVAGE, WILLIAM J.
Exec Dt:
12/21/1999
2
BROCK, KARRI A.
Exec Dt:
01/17/2000
3
BEHRMANN, LAWRENCE A.
Exec Dt:
01/18/2000
4
VORECK, WALLACE E.
Exec Dt:
01/18/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6428724
NONE
09476894
Correspondence name and address
WILLIAMS, MORGAN & AMERSON, P.C.
KENNETH D. GOODMAN
7676 HILLMONT, SUITE 250
HOUSTON, TEXAS 77040
Assignment: 6
Reel/Frame:011302/0187   Pages: 7
Recorded: 11/06/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROOKS, JAMES E.
Exec Dt:
08/01/2000
2
YANG, WENBO
Exec Dt:
08/01/2000
3
GROVE, BRENDEN M.
Exec Dt:
08/01/2000
4
WALTON, IAN C.
Exec Dt:
08/01/2000
5
KOTHARI, MANISH
Exec Dt:
08/03/2000
6
BEHRMANN, LAWRENCE AL.
Exec Dt:
08/03/2000
7
FAYARD, ALFREDO
Exec Dt:
08/03/2000
8
MARKEL, DANIEL C.
Exec Dt:
08/02/2000
9
VORECK, WALLACE E.
Exec Dt:
07/27/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6554081
NONE
09620980
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PO BOX 1590
PATENT COUNSEL
ROSHARON, TEXAS 77583-1590
Assignment: 7
Reel/Frame:011380/0441   Pages: 7
Recorded: 12/04/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROOKS, JAMES E.
Exec Dt:
11/01/2000
2
ZIMMERMAN, THOMAS H.
Exec Dt:
11/01/2000
3
MARKEL, DANIEL C.
Exec Dt:
11/01/2000
4
YANG, WENBO
Exec Dt:
11/01/2000
5
SHELTON, JAMES F.
Exec Dt:
11/01/2000
6
VORECK, WALLACE E.
Exec Dt:
11/01/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6386109
NONE
09621158
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JAIME A. CASTANO
PATENT COUNSEL
P.O.BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 8
Reel/Frame:011377/0692   Pages: 5
Recorded: 12/12/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TITE, GLEN-ALLAN
Exec Dt:
07/07/2000
2
BROOKS, JAMES E.
Exec Dt:
07/11/2000
3
VORECK, WALLACE E.
Exec Dt:
11/21/2000
Assignee
1
SCHLUMBERGER TECHNLOGY CORPORATION
14910 AIRLINE ROAD
ROSHARON, TEXAS 77583
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6651564
NONE
09617879
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRAFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 9
Reel/Frame:011417/0448   Pages: 7
Recorded: 12/13/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YANG, WENBO
Exec Dt:
11/27/2000
2
PARROTT, ROBERT A.
Exec Dt:
12/01/2000
3
BEHRMANN, LAWRENCE A.
Exec Dt:
12/04/2000
4
VORECK, WALLACE E.
Exec Dt:
12/13/2000
5
KNEISL, PHILIP
Exec Dt:
11/27/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020129940
09736521
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
TIM W. CURINGTON
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590
Assignment: 10
Reel/Frame:012007/0634   Pages: 5
Recorded: 07/11/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROOKS, JAMES E.
Exec Dt:
07/11/2001
2
TITE, GLEN-ALLAN
Exec Dt:
06/01/2001
3
VORECK, WALLACE E.
Exec Dt:
05/24/2001
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6648097
US20030010565
09902958
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
JEFFREY E. GRIFFIN
ATTN: PATENT COUNSEL
P.O. BOX 1590
ROSHARON, TEXAS 77583-1590

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