IP Library › Assignment 021949/0785
Patent Assignment
Reel/Frame 021949/0785

Assignment of Assignor's Interest

Recorded: 2008-12-09 Pages: 4
Assignors
TRINH, TU TIEN
Executed: 2008-11-18
SULLIVAN, ERIC
Executed: 2008-11-26
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property (1)
Bit Based Formation Evaluation and Drill Bit and Drill String Analysis Using an Acoustic Sensor
Patent: 8,215,384 →
Application: 12/268,173 →
Publication: US 2010/0118657
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Sep 20, 2022
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC.
Reel/Frame 061493/0542 →
Change of Name Nov 30, 2022
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 062020/0154 →