IP Library Assignment 028793/0797
Patent Assignment
Reel/Frame 028793/0797

Assignment of Assignor's Interest

Recorded: 2012-08-15 Pages: 3
Assignor
FORSTER, IAN
Executed: 2012-08-15
Assignee
NOV DOWNHOLE EURASIA LIMITED
GATEWAY DRIVE, GATEWAY BUSINESS PARK, NIGG, ABERDEEN, AB12 3GW, UNITED KINGDOM
Covered Property (1)
Downhole Pulse-Generating Apparatus
Patent: 9,109,442 →
Application: 13/586,706 →
Publication: US 2013/0043022
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 7, 2023
From: NOV DOWNHOLE EURASIA LIMITED
To: NOV INTERNATIONAL HOLDINGS C.V.
Reel/Frame 063889/0083 →
Assignment of Assignor's Interest Jun 9, 2023
From: NOV INTERNATIONAL HOLDINGS C.V.
To: GRANT PRIDECO, INC.
Reel/Frame 063955/0691 →