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Patent Assignment Assignor Details
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Assignor Name : DU CASTEL, BERTRAND
Total Assignments: 10
Assignment: 1
Reel/Frame:017162/0727   Pages: 7
Recorded: 01/04/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/21/1998
2
Exec Dt:
07/14/1998
3
Exec Dt:
07/20/1998
Assignee
1
8311 NORTH FM 620
AUSTIN, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09727174
Correspondence name and address
PEHR JANSSON
PEHR JANSSON'S LAW FIRM
7628 PARKVIEW CIRCLE
AUSTIN, TEXAS 78731-1127
Assignment: 2
Reel/Frame:009667/0651   Pages: 4
Recorded: 12/23/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/16/1998
2
Exec Dt:
12/17/1998
3
Exec Dt:
12/17/1998
4
Exec Dt:
12/16/1998
Assignee
1
9800 REISTERSTOWN ROAD
OWINGS MILLS, MARYLAND 21117
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09169396
Correspondence name and address
ROSENTHAL & OSHAL L.L.P.
JONATHAN P. OSHA
700 LOUISIANA STREET, SUITE 4550
HOUSTON, TEXAS 77002
Assignment: 3
Reel/Frame:012388/0795   Pages: 6
Recorded: 12/27/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/10/2001
2
Exec Dt:
10/12/2001
3
Exec Dt:
10/12/2001
Assignee
1
8311 NORTH FM 620
AUSTIN, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09946112
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
PEHR JANSSON
8311 NORTH FM 620
AUSTIN TX 78726
Assignment: 4
Reel/Frame:012536/0222   Pages: 3
Recorded: 01/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/13/2001
2
Exec Dt:
11/14/2001
Assignee
1
9800 REISTERSTOWN ROAD
OWING MILLS, MARYLAND 21117
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09945123
Correspondence name and address
SCHLUMBERGER AUSTIN TECHNOLOGY CENTER
PEHR B. JANSSON
INTELLECTUAL PROPERTY LAW DEPARTMENT
8311 NORTH FM 620
AUSTIN, TEXAS 78726
Assignment: 5
Reel/Frame:012895/0286   Pages: 9
Recorded: 07/17/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/22/2002
2
Exec Dt:
03/22/2002
3
Exec Dt:
03/27/2002
Assignee
1
9800 REISTERSTOWN ROAD
OWINGS MILLS, MARYLAND 21117
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10014820
Correspondence name and address
SCHLUMBERGER AUSTIN TECHNOLOGY CENTER
PEHR B. JANSSON
ATTN: INTELLECTUAL PROPERTY LAW DEPT
8311 NORTH FM 620
AUSTIN, TX 78726
Assignment: 6
Reel/Frame:017161/0804   Pages: 3
Recorded: 01/04/2006
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/18/2004
2
Exec Dt:
02/18/2005
3
Exec Dt:
03/18/2004
Assignee
1
8311 NORTH FM 620
AUSTIN, TEXAS 78726
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09727174
Correspondence name and address
PEHR JANSSON
ANDERSON & JANSSON, LLP
9501 N. CAPITAL OF TEXAS HWY. #202
AUSTIN, TX 78759
Assignment: 7
Reel/Frame:021059/0244   Pages: 7
Recorded: 06/06/2008
Attorney Dkt #:60.1662 US NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/31/2007
2
Exec Dt:
08/28/2007
3
Exec Dt:
06/25/2007
4
Exec Dt:
06/27/2007
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11759321
Correspondence name and address
JAMES MCALEENAN
ONE HAMPSHIRE STREET
SCHLUMBERGER-DOLL RESEARCH
CAMBRIDGE, MA 02139
Assignment: 8
Reel/Frame:025957/0612   Pages: 6
Recorded: 03/15/2011
Attorney Dkt #:57.0835 US PCT1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/25/2011
2
Exec Dt:
03/02/2011
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02319
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13054039
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 9
Reel/Frame:025998/0281   Pages: 5
Recorded: 03/22/2011
Attorney Dkt #:57.0835 US PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/02/2011
2
Exec Dt:
03/18/2011
Assignee
1
ONE HAMPSHIRE STREET
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13054086
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
ONE HAMPSHIRE STREET
CAMBRIDGE, MA 02139
Assignment: 10
Reel/Frame:029432/0980   Pages: 11
Recorded: 12/09/2012
Attorney Dkt #:IS11.0426USNP ASSIGNMENT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/24/2012
2
Exec Dt:
11/16/2012
3
Exec Dt:
11/15/2012
4
Exec Dt:
11/26/2012
5
Exec Dt:
11/16/2012
6
Exec Dt:
11/15/2012
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13677053
Correspondence name and address
SCHLUMBERGER - COE
WESTERNGECO 10001 RICHMOND AVE.
ROOM 3028
HOUSTON, TX 77042

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