Patent Assignment
Reel/Frame 019016/0310
Corrective Assignment Reel 018957 / Frame 0428
Recorded: 2007-03-15
Pages: 12
Assignors
ROBERTSSON, JOHAN O.A.
Executed: 2006-07-31
VAN MANEN, DIRK-JAN
Executed: 2007-03-05
HALLIDAY, DAVID
Executed: 2006-07-12
LAWS, ROBERT
Executed: 2006-07-12
Assignee
WESTERNGECO, L.L.C.
10001 RICHMOND AVENUE, HOUSTON, TEXAS, 77042
Covered Property
(1)
Seismic Data Acquisition and Source-Side Derivatives Generation and Application
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 5, 2007
From: ROBERTSSON, JOHAN O.A.; HALLIDAY, DAVID; VAN MANEN, DIRK-JAN
To: WESTERNGECO, L.L.C.
Reel/Frame 018957/0428 →
Nunc Pro Tunc Assignment
Dec 27, 2019
From: WESTERNGECO L.L.C.
To: REFLECTION MARINE NORGE AS
Reel/Frame 051428/0580 →
Change of Address
Jan 20, 2020
From: REFLECTION MARINE NORGE AS
To: REFLECTION MARINE NORGE AS
Reel/Frame 052109/0147 →