IP Library › Assignment 055012/0138
Patent Assignment
Reel/Frame 055012/0138

Assignment of Assignor's Interest

Recorded: 2021-01-15 Pages: 12
Assignor
PRIME DOWNHOLE MANUFACTURING LLC
Executed: 2020-11-29
Assignee
BAKER HUGHES OILFIELD OPERATIONS LLC
17021 ALDINE WESTFIELD RD., HOUSTON, TEXAS, 77073
Covered Properties (3)
Drilling Signalling System
Patent: 7,382,686 →
Application: 10/466,984 →
Publication: US 2005/0034454
Pressure Pulse Generator for Mwd
Patent: 7,057,524 →
Application: 10/466,986 →
Publication: US 2004/0081019
Telescopic Data Coupler
Patent: 7,277,025 →
Application: 10/543,842 →
Publication: US 2006/0073722
Related Assignments (8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 23, 2003
From: INNES, FRANK
To: GEOLINK (UK) LTD.
Reel/Frame 014687/0899 →
Assignment of Assignor's Interest Sep 23, 2003
From: INNES, FRANK
To: GEOLINK (UK) LTD.
Reel/Frame 016236/0682 →
Assignment of Assignor's Interest Jul 29, 2005
From: ALLAN, VICTOR
To: GEOLINK (UK) LTD.
Reel/Frame 017254/0764 →
Assignment of Assignor's Interest Nov 13, 2009
From: GEOLINK (UK) LTD
To: SONDEX LIMITED
Reel/Frame 023510/0373 →
Assignment of Assignor's Interest May 12, 2019
From: GE ENERGY OILFIELD TECHNOLOGY, INC.
To: PRIME DOWNHOLE MANUFACTURING LLC
Reel/Frame 049151/0079 →
Assignment of Assignor's Interest May 12, 2019
From: SONDEX LIMITED; SONDEX WIRELINE LIMITED
To: GE ENERGY OILFIELD TECHNOLOGY, INC.
Reel/Frame 049151/0054 →
Assignment of Assignor's Interest Dec 21, 2021
From: BAKER HUGHES OILFIELD OPERATIONS LLC
To: GEOLINK (UK) LIMITED
Reel/Frame 058562/0185 →
Assignment of Assignor's Interest Apr 7, 2022
From: BAKER HUGHES OILFIELD OPERATIONS LLC
To: GEOLINK (UK) LIMITED
Reel/Frame 059651/0356 →