Patent Assignment
Reel/Frame 057450/0167
Assignment of Assignor's Interest
Recorded: 2021-09-10
Pages: 5
Assignee
BAKER HUGHES OILFIELD OPERATIONS LLC
17021 ALDINE WESTFIELD ROAD, HOUSTON, TEXAS, 77073
Covered Property
(1)
Inserts for Variable Bore Rams
Patent:
11,603,731 →
Application:
17/024,272 →
Publication:
US 2022/0081987
PCT:
PCT/US2021/071422 ↗
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 14, 2021
From: YENDELL, ELLIOT T.; STRINGFELLOW, RICK L.
To: BAKER HUGHES OILFIELD OPERATIONS LLC
Reel/Frame 055917/0436 →
Assignment of Assignor's Interest
Apr 19, 2024
From: BAKER HUGHES OILFIELD OPERATIONS LLC
To: HYDRIL USA DISTRIBUTION LLC
Reel/Frame 067170/0001 →