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Patent Assignment Assignor Details
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Assignor Name : EISENMANN, PIERRE
Total Assignments: 4
Assignment: 1
Reel/Frame:006130/0576   Pages: 3
Recorded: 05/18/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
05/04/1992
Assignee
1
5000 GULF FREEWAY (P.O. BOX 2175)
HOUSTON, TEXAS 77023
Property
 
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NONE
07865438
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ATTN: PATENT COUNSEL
P.O. BOX 2175
HOUSTON, TX 77252-2175
Assignment: 2
Reel/Frame:008311/0689   Pages: 3
Recorded: 01/16/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/06/1996
2
Exec Dt:
11/06/1996
3
Exec Dt:
11/06/1996
4
Exec Dt:
11/06/1996
Assignee
1
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
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NONE
08733583
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
KEITH G. W. SMITH
PATENT DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 3
Reel/Frame:015153/0430   Pages: 3
Recorded: 09/21/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/05/2004
2
Exec Dt:
08/09/2004
3
Exec Dt:
06/29/2004
Assignee
1
2351 BOULEVARD ALFRED NOBEL
ST. LAURENT, QUEBEC, CANADA H4S 2A9
Property
 
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Pub #
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NONE
10869612
Correspondence name and address
MICHAEL L. KENAGA
PIPER RUDNICK LLP
P.O. BOX 64807
CHICAGO, IL 60664-0807
Assignment: 4
Reel/Frame:029910/0087   Pages: 3
Recorded: 03/01/2013
Attorney Dkt #:44738-US-CNT (RIMC-205)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/15/2006
2
Exec Dt:
08/31/2006
3
Exec Dt:
09/29/2006
Assignee
1
2351 BOULEVARD ALFRED-NOBEL
ST. LAURENT, CANADA H4S 2A9
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13615176
Correspondence name and address
JOHN T. MOCKLER
CARTER STAFFORD ARNETT HAMADA & MOCKLER
8150 N. CENTRAL EXPRESSWAY, SUITE 1950
DALLAS, TX 75206

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