Patent Assignment
Reel/Frame 017110/0749
Assignment of Assignor's Interest
Recorded: 2005-10-19
Pages: 7
Assignors
HOPPERSTAD, JON-FREDRIK
Executed: 2005-08-16
SYNNEVAAG, JON-FREDRIK
Executed: 2005-09-02
SOPPI, ANNELI
Executed: 2005-08-05
Assignee
WEESTERNGECO L.L.C.
P.O. BOX 2469, HOUSTON, TEXAS, 77252-2469
Covered Property
(1)
Method and Apparatus for Controlling the Acoustic Output of an Airgun
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 2, 2005
From: HOPPERSTAD, JON-FREDRIK; SYNNEVAAG, JOHAN-FREDRIK; SOPPI, ANNELI
To: WESTERNGECO, L.L.C.
Reel/Frame 016961/0269 →
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 →