Patent Assignment
Reel/Frame 029975/0198
Assignment of Assignor's Interest
Recorded: 2013-03-12
Pages: 6
Assignors
LIN, CHIH
Executed: 2013-02-26
KOLTERMANN, TERRY J.
Executed: 2013-03-07
ZAHRADNIK, ANTON F.
Executed: 2013-02-28
FLORES, ALEJANDRO
Executed: 2013-03-11
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property
(1)
Enhanced Backup Ring Features for Metal Face Seal in Roller Cone Drill Bits
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 28, 2013
From: RICKS, GREGORY L.
To: BAKER HUGHES INCORPORATED
Reel/Frame 030104/0870 →
Change of Name
Nov 30, 2022
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 062019/0504 →
Change of Name
Jan 3, 2023
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 062266/0006 →