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Patent Assignment Assignor Details
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Assignor Name : HEIDLER, RALF
Total Assignments: 9
Assignment: 1
Reel/Frame:009262/0821   Pages: 5
Recorded: 04/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CRARY, STEVEN F.
Exec Dt:
02/27/1998
2
HEIDLER, RALF
Exec Dt:
02/27/1998
3
ESMERSOY, CENGIZ
Exec Dt:
02/27/1998
4
POITZSCH, MARTIN E.
Exec Dt:
02/27/1998
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6237404
NONE
09031926
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 2
Reel/Frame:009572/0984   Pages: 5
Recorded: 11/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEIDLER, RALF
Exec Dt:
11/04/1998
2
DWORAK, ROGER A.
Exec Dt:
11/04/1998
3
LUONG, BRUNO
Exec Dt:
11/04/1998
4
POITZSCH, MARTIN E.
Exec Dt:
11/04/1998
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
110 SCHLUMBERGER DRIVE
HOUSTON, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6184681
NONE
09187130
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
110 SCHLUMBERGER DRIVE, P.O. BOX 2175
HOUSTON, TEXAS 77478
Assignment: 3
Reel/Frame:009573/0063   Pages: 5
Recorded: 11/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
POITZSCH, MARTIN E.
Exec Dt:
11/04/1998
2
CRARY, STEVEN F.
Exec Dt:
11/04/1998
3
GANESAN, KRISHNAMURTHY
Exec Dt:
11/04/1998
4
HEIDLER, RALF
Exec Dt:
11/04/1998
5
LUONG, BRUNO
Exec Dt:
11/04/1998
6
SPEIER, PETER
Exec Dt:
11/04/1998
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6246236
NONE
09186950
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 4
Reel/Frame:009573/0089   Pages: 5
Recorded: 11/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GANESAN, KRISHNAMURTHY
Exec Dt:
11/04/1998
2
CRARY, STEVEN F.
Exec Dt:
11/04/1998
3
HEIDLER, RALF
Exec Dt:
11/04/1998
4
LUONG, BRUNO
Exec Dt:
11/04/1998
5
SPEIER, PETER
Exec Dt:
11/04/1998
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6326784
NONE
09186951
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
PATENT COUNSEL
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 5
Reel/Frame:009573/0103   Pages: 4
Recorded: 11/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPEIER, PETER
Exec Dt:
11/04/1998
2
HEIDLER, RALF
Exec Dt:
11/04/1998
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6291995
NONE
09186721
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
BRIGITTE L. JEFFERY
ATTN: PATENT COUNSEL
P.O. BOX 2175, 110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Assignment: 6
Reel/Frame:012923/0477   Pages: 3
Recorded: 05/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HEIDLER, RALF
Exec Dt:
05/15/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6714009
US20030214286
10147749
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TEXAS 77252-2175
Assignment: 7
Reel/Frame:013388/0401   Pages: 3
Recorded: 10/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
HEIDLER, RALF
Exec Dt:
10/04/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
P.O. BOX 2175
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6956370
US20040066192
10065334
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
KEVIN P. MCENANEY
ATTN: PATENT COUNSEL
110 SCHLUMBERGER DRIVE, P.O. BOX 2175
SUGAR LAND, TEXAS 77478
Assignment: 8
Reel/Frame:013556/0934   Pages: 4
Recorded: 12/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WOODBURN, CHARLES
Exec Dt:
12/03/2002
2
HEIDLER, RALF
Exec Dt:
12/03/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6808028
US20040104048
10308957
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
KEVIN P. MCEANEY
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
ATTN: PATENT COUNSEL
Assignment: 9
Reel/Frame:019618/0834   Pages: 9
Recorded: 07/27/2007
Attorney Dkt #:20.3045
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HEATON, NICHOLAS J.
Exec Dt:
06/21/2007
2
LA VIGNE, JACK A.
Exec Dt:
07/10/2007
3
HEIDLER, RALF
Exec Dt:
07/17/2007
4
BACHMAN, HENRY N.
Exec Dt:
06/22/2007
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7603237
US20080082270
11765484
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478

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