Patent Assignment
Reel/Frame 024872/0352
Assignment of Assignor's Interest
Recorded: 2010-08-23
Pages: 6
Assignors
FIELDER, LANCE I.
Executed: 2010-08-19
CARSTENSEN, CHRISTIAN
Executed: 2010-08-17
DE DONCKER, RIK
Executed: 2010-08-11
BRAUER, HELGE
Executed: 2010-08-11
Assignee
A-POWER GMBH
JAEGERSTRASSE 17-19, AACHEN, D-52066, GERMANY
Covered Property
(1)
Compact Cable Suspended Pumping System for Dewatering Gas Wells
Related Assignments
(4)
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 →
Assignment of Assignor's Interest
Jun 6, 2012
From: FRANZ, HOLGER; SCHMIDT, JOHANNES; WILKOSZ, BENJAMIN EDUARD
To: ZEITECS B.V.
Reel/Frame 028326/0835 →
Merger
Apr 25, 2018
From: ZEITECS B.V.
To: SCHLUMBERGER TECHNOLOGY B.V.
Reel/Frame 045630/0310 →