IP Library Assignment 017573/0948
Patent Assignment
Reel/Frame 017573/0948

Assignment of Assignor's Interest

Recorded: 2006-02-15 Pages: 3
Assignor
MAAS, STEVEN J.
Executed: 2006-02-14
Assignee
PGS GEOPHYSICAL AS
STRANDVEIEN 4, N-1366 LYSAKER, NORWAY
Covered Property (1)
Pressure Compensated Optical Accelerometer, Optical Inclinometer and Seismic Sensor System
Patent: 7,349,591 →
Application: 11/355,281 →
Publication: US 2007/0189658
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 9, 2018
From: PGS GEOPHYSICAL AS
To: PGS AMERICAS, INC.
Reel/Frame 047467/0183 →
Assignment of Assignor's Interest Feb 12, 2019
From: PGS AMERICAS, INC
To: GEOSPACE TECHNOLOGIES CORPORATION
Reel/Frame 048305/0771 →