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Patent Assignment Assignor Details
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Assignor Name : FENSKY, CHARLES
Total Assignments: 5
Assignment: 1
Reel/Frame:015736/0897   Pages: 8
Recorded: 08/30/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/17/2004
2
Exec Dt:
07/16/2004
3
Exec Dt:
07/19/2004
4
Exec Dt:
07/22/2004
5
Exec Dt:
07/26/2004
6
Exec Dt:
07/17/2004
7
Exec Dt:
07/19/2004
Assignee
1
110 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10881269
Correspondence name and address
SCHLUMBERGER OILFIELD SERVICES
PATENT COUNSEL
200 GILLINGHAM LANE, MD 200-9
SUGAR LAND, TX 77478
Assignment: 2
Reel/Frame:025691/0766   Pages: 17
Recorded: 01/25/2011
Attorney Dkt #:20.3077
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/22/2009
2
Exec Dt:
07/23/2009
3
Exec Dt:
06/30/2009
4
Exec Dt:
07/30/2009
5
Exec Dt:
06/26/2009
6
Exec Dt:
06/29/2009
7
Exec Dt:
07/22/2009
8
Exec Dt:
06/18/2009
9
Exec Dt:
06/19/2009
10
Exec Dt:
07/13/2009
11
Exec Dt:
06/29/2009
12
Exec Dt:
06/22/2009
Assignee
1
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13054236
Correspondence name and address
SCHLUMBERGER TECHNOLOGY CORPORATION, HPS
200 GILLINGHAM LANE
MD200-2
SUGAR LAND, TX 77478
Assignment: 3
Reel/Frame:026090/0429   Pages: 4
Recorded: 04/07/2011
Attorney Dkt #:EDI-4721-US (135-0096US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/06/2011
2
Exec Dt:
04/06/2011
Assignee
1
500 WINSCOTT ROAD
FORT WORTH, TEXAS 76126
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13081689
Correspondence name and address
(WEATHERFORD) WONG CABELLO LUTSCH RUTHER
20333 TOMBALL PARKWAY, 6TH FLOOR
HOUSTON, TX 77070
Assignment: 4
Reel/Frame:047902/0128   Pages: 6
Recorded: 01/04/2019
Attorney Dkt #:1407-054.101
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/18/2018
2
Exec Dt:
12/14/2018
3
Exec Dt:
12/18/2018
Assignee
1
8TH AVENUE SW
SUITE 300, 903
CALGARY, CANADA T2P 0P7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16148914
Correspondence name and address
KLEIN, O'NEILL & SINGH, LLP
16755 VON KARMAN AVENUE
SUITE 275
IRVINE, CA 92606
Assignment: 5
Reel/Frame:048864/0842   Pages: 3
Recorded: 04/11/2019
Attorney Dkt #:1407-061.101
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/02/2019
2
Exec Dt:
04/02/2019
Assignee
1
8TH AVENUE SW
SUITE 300, 903
CALGARY, ALBERTA, CANADA T2P 0P7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16363168
Correspondence name and address
KLEIN, O'NEILL & SINGH, LLP
16755 VON KARMAN AVENUE
SUITE 275
IRVINE, CA 92606

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