IP Library Assignment 029103/0225
Patent Assignment
Reel/Frame 029103/0225

Change of Name

Recorded: 2012-10-10 Pages: 2
Assignor
MTEM LIMITED
Executed: 2012-08-21
Assignee
PGS EM LIMITED
BIRCH HOUSE, 10 BANKHEAD, CROSSWAY SOUTH, EDINBURGH, EH11 4EP, UNITED KINGDOM
Covered Property (1)
Method for reducing induction noise in towed marine electromagnetic survey signals
Patent: 8,649,992 →
Application: 12/218,638 →
Publication: US 2010/0017133
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 2, 2008
From: ZIOLKOWSKI, ANTONI MARJAN; CARSON, RICHARD GRAEME
To: MTEM, LTD.
Reel/Frame 021473/0718 →