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Patent Assignment Assignor Details
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Assignor Name : ALLEN, DAVID F.
Total Assignments: 5
Assignment: 1
Reel/Frame:015318/0310   Pages: 6
Recorded: 05/10/2004
Attorney Dkt #:60.1523
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/12/2003
2
Exec Dt:
10/12/2003
3
Exec Dt:
10/12/2003
4
Exec Dt:
10/12/2003
Assignee
1
36 OLD QUARRY ROAD
IP LAW DEPARTMENT
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10730797
Correspondence name and address
SCHLUMBERGER-DOLL RSEARCH
JODY LYNN DESTEFANIS
36 OLD QUARRY R., I. P. DEPT.
RIDGEFIELD, CT 06877-4108
Assignment: 2
Reel/Frame:019673/0156   Pages: 7
Recorded: 08/09/2007
Attorney Dkt #:20.3094
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/09/2007
2
Exec Dt:
08/09/2007
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11836269
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION
110 SCHLUMBERGER DRIVE
SUGAR LAND, TX 77478
Assignment: 3
Reel/Frame:034587/0490   Pages: 9
Recorded: 12/26/2014
Attorney Dkt #:203177USPCT_USPSP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/19/2012
2
Exec Dt:
10/31/2014
3
Exec Dt:
11/05/2014
4
Exec Dt:
11/04/2014
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14355498
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 4
Reel/Frame:048504/0884   Pages: 6
Recorded: 03/05/2019
Attorney Dkt #:IS14.9686-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/08/2016
2
Exec Dt:
02/28/2019
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14993957
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 5
Reel/Frame:049205/0252   Pages: 9
Recorded: 05/17/2019
Attorney Dkt #:IS14.8341-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/09/2016
2
Exec Dt:
02/17/2016
3
Exec Dt:
02/09/2016
4
Exec Dt:
05/13/2019
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14669683
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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