IP Library › Assignment 022871/0428
Patent Assignment
Reel/Frame 022871/0428

Assignment of Assignor's Interest

Recorded: 2009-06-24 Pages: 4
Assignors
FIELDER, LANCE I.
Executed: 2009-05-14
WORRALL, ROBERT NICHOLAS
Executed: 2009-05-28
Assignee
A-POWER GMBH
JAEGERSTRASSE 17-19, D-52066 AACHEN, GERMANY
Covered Property (1)
Electric Submersible Pumping System and Method for Dewatering Gas Wells
Patent: 8,443,900 →
Application: 12/467,560 →
Publication: US 2010/0288501
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 10, 2010
From: A-POWER GMBH
To: ZEITECS (B.V/INC.)
Reel/Frame 025343/0486 →
Corrective Assignment to Correct the Assignee Name Previously Recorded on Reel 025343 Frame 0486. Assignor(S) Hereby Confirms the Assignment. Feb 3, 2012
From: A-POWER GMBH
To: ZEITECS B.V.
Reel/Frame 027649/0236 →
Merger Apr 25, 2018
From: ZEITECS B.V.
To: SCHLUMBERGER TECHNOLOGY B.V.
Reel/Frame 045630/0310 →