IP Library › Assignment 025953/0881
Patent Assignment
Reel/Frame 025953/0881

Assignment of Assignor's Interest

Recorded: 2011-03-11 Pages: 10
Assignors
KRAGH, ED
Executed: 2010-09-28
MUYZERT, EVERHARD
Executed: 2010-09-28
ROBERTSSON, JOHAN
Executed: 2010-09-28
HARTOG, ARTHUR H.
Executed: 2010-09-28
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property (1)
Seismic Acquisition System Including a Distributed Sensor Having an Optical Fiber
Patent: 8,924,158 →
Application: 12/853,057 →
Publication: US 2012/0035854
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 4, 2020
From: SCHLUMBERGER TECHNOLOGY CORPORATION
To: WESTERNGECO LLC
Reel/Frame 054541/0920 →