IP Library › Assignment 034152/0822
Patent Assignment
Reel/Frame 034152/0822

Assignment of Assignor's Interest

Recorded: 2014-11-12 Pages: 3
Assignors
DUPHORNE, DARIN H.
Executed: 2014-10-27
DIFOGGIO, ROCCO
Executed: 2014-10-13
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property (1)
Apparatus and Methods for Leak Detection in Wellbores Using Nonradioactive Tracers
Patent: 9,593,572 →
Application: 14/503,963 →
Publication: US 2016/0097274
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 24, 2022
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 059695/0930 →
Change of Name Apr 29, 2022
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 059824/0234 →