IP Library Assignment 022992/0991
Patent Assignment
Reel/Frame 022992/0991

Assignment of Assignor's Interest

Recorded: 2009-07-22 Pages: 3
Assignors
NUTLEY, KIM
Executed: 2009-07-15
NUTLEY, BRIAN
Executed: 2009-07-15
Assignee
SWELLTEC LIMITED
WEATHERFORD HOUSE, LAWSON DRIVE, DYCE, ABERDEEN, AB21 0DR, UNITED KINGDOM
Covered Property (1)
Downhole Apparatus with a Swellable Centraliser
Patent: 8,752,638 →
Application: 12/470,386 →
Publication: US 2009/0272525
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 23, 2017
From: SWELLTEC LIMITED
To: WEATHERFORD U.K. LIMITED
Reel/Frame 043925/0379 →