IP Library › Assignment 033420/0042
Patent Assignment
Reel/Frame 033420/0042

Assignment of Assignor's Interest

Recorded: 2014-07-30 Pages: 3
Assignor
DUPHORNE, DARIN H.
Executed: 2014-07-30
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property (1)
Wellbore Systems with Hydrocarbon Leak Detection Apparatus and Methods
Patent: 9,797,218 →
Application: 14/278,236 →
Publication: US 2015/0330214
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 →