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Patent Assignment Assignor Details
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Assignor Name : ELVESTAD, KARL PETTER
Total Assignments: 9
Assignment: 1
Reel/Frame:023888/0513   Pages: 4
Recorded: 02/02/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOVLAND, VIDAR
Exec Dt:
01/28/2010
2
STEINSLAND, TORE
Exec Dt:
01/28/2010
3
ELVESTAD, KARL PETTER
Exec Dt:
01/28/2010
Assignee
1
PGS GEOPHYSICAL AS
STRANDVELEN 4
N-1366 LYSAKER, NORWAY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8570829
US20110149681
12655062
Correspondence name and address
E. EUGENE THIGPEN
PETROLEUM GEO-SERVICES, INC.
PGS-09-28US
15150 MEMORIAL DRIVE
HOUSTON, TX 77079
Assignment: 2
Reel/Frame:024928/0918   Pages: 3
Recorded: 09/02/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAUL, WAYNE RUSSELL
Exec Dt:
08/30/2010
2
ELVESTAD, KARL PETTER
Exec Dt:
06/24/2010
Assignee
1
PGS GEOPHYSICAL AS
STRANDVELEN 4
N-1366 LYSAKER, NORWAY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8654605
US20110286303
12800565
Correspondence name and address
E. EUGENE THIGPEN
PETROLEUM GEO-SERVICES, INC.
15150 MEMORIAL DRIVE
PGS-09-58US
HOUSTON, TX 77079
Assignment: 3
Reel/Frame:026189/0318   Pages: 3
Recorded: 04/27/2011
Attorney Dkt #:PGS-10-43 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIELSEN, EINAR
Exec Dt:
04/27/2011
2
ELVESTAD, KARL PETTER
Exec Dt:
04/27/2011
Assignee
1
PGS GEOPHYSICAL AS
STRANDVEIEN 4
LYSAKER, NORWAY N-1366
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9638817
US20120275265
13095395
Correspondence name and address
MARK E. SCOTT
CONLEY ROSE, P.C.
P. O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 4
Reel/Frame:026266/0339   Pages: 3
Recorded: 05/12/2011
Attorney Dkt #:PGS-10-50
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ELVESTAD, KARL PETTER
Exec Dt:
05/12/2011
Assignee
1
PGS GEOPHYSICAL AS
STRANDVEIEN 4
LYSAKER, NORWAY N-1366
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8817574
US20120287751
13105380
Correspondence name and address
MARK E. SCOTT
CONLEY ROSE, P.C.
P. O. BOX 3267
HOUSTON, TX 77253-3267
Assignment: 5
Reel/Frame:030207/0204   Pages: 3
Recorded: 04/12/2013
Attorney Dkt #:PGS-12-59US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ELVESTAD, KARL PETTER
Exec Dt:
03/19/2013
Assignee
1
PGS GEOPHYSICAL AS
STRANDVEIEN 4
LYSAKER, NORWAY N-1366
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8830786
US20140262595
13831068
Correspondence name and address
CHEVONDRA AUZENNE
15150 MEMORIAL DRIVE
HOUSTON, TX 77079
Assignment: 6
Reel/Frame:035477/0010   Pages: 4
Recorded: 04/23/2015
Attorney Dkt #:PGS-14110-US-ORG1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELVESTAD, KARL PETTER
Exec Dt:
04/23/2015
2
MALLING, MICHAEL
Exec Dt:
04/23/2015
Assignee
1
PGS GEOPHYSICAL AS
LILLEAKERVEIEN 4C
P.O. BOX 251 LILLEAKER
OSLO, NORWAY 0216
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9695949
US20160061336
14692913
Correspondence name and address
PETROLEUM GEO SERVICES, INC.
15150 MEMORIAL DRIVE
HOUSTON, TX 77079
Assignment: 7
Reel/Frame:038190/0288   Pages: 3
Recorded: 04/05/2016
Attorney Dkt #:PGS-15147-US-ORG1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIELSEN, EINAR
Exec Dt:
04/05/2016
2
ELVESTAD, KARL PETTER
Exec Dt:
04/05/2016
Assignee
1
PGS GEOPHYSICAL AS
P.O. BOX 251 LILLEAKER
OSLO, NORWAY 0216
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10126464
US20170176637
15087745
Correspondence name and address
SOPHIE BOLT
WEST MEMORIAL PLACE 1
15375 MEMORIAL DRIVE, SUITE 100
HOUSTON, TX 77079
Assignment: 8
Reel/Frame:045015/0128   Pages: 4
Recorded: 02/23/2018
Attorney Dkt #:PGS-15119-US-ORG1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIELSEN, EINAR
Exec Dt:
02/23/2018
2
ELVESTAD, KARL PETTER
Exec Dt:
02/23/2018
Assignee
1
PGS GEOPHYSICAL AS
P.O. BOX 251 LILLEAKER
OSLO, NORWAY 0216
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10427759
US20180237109
15753648
Correspondence name and address
BROOKS, CAMERON & HUEBSCH, PLLC
1201 MARQUETTE AVENUE SOUTH
SUITE 400
MINNEAPOLIS, MN 55403
Assignment: 9
Reel/Frame:045702/0641   Pages: 4
Recorded: 05/03/2018
Attorney Dkt #:PGS-17112-US-ORG1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELVESTAD, KARL PETTER
Exec Dt:
05/03/2018
2
HVESSER, THOMAS M.
Exec Dt:
05/02/2018
Assignee
1
PGS GEOPHYSICAL AS
P.O. BOX 251 LILLEAKER
OSLO, NORWAY 0216
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180321407
15967716
Correspondence name and address
BROOKS, CAMERON & HUEBSCH, PLLC
1201 MARQUETTE AVENUE SOUTH
SUITE 400
MINNEAPOLIS, MN 55403

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