Patent Assignment
Reel/Frame 016895/0913
Assignment of Assignor's Interest
Recorded: 2005-08-18
Pages: 9
Assignors
ZAHRADNIK, ANTON F.
Executed: 2005-06-06
SULLIVAN, ERIC C.
Executed: 2005-06-10
SMITH, R. SCOT
Executed: 2005-08-12
RUFF, DANIEL E.
Executed: 2005-08-12
ROBERTS, DANIELLE V.
Executed: 2005-06-02
MASSEY, ALAN J.
Executed: 2005-06-10
Assignee
HUGHES CHRISTENSEN
C/O BAKER HUGHES INCORPORATED, P.O. BOX 5050, SUGARLAND, TEXAS, 77478-5050
Covered Property
(1)
Rotary Drill Bit Shank, Rotary Drill Bits So Equipped, and Methods of Manufacture
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 1, 2008
From: ZAHRADNIK, ANTON F.; SULLIVAN, ERIC C.; SMITH, R. SCOT; RUFF, DANIEL E.
To: BAKER HUGHES INCORPORATED
Reel/Frame 021327/0628 →
Change of Name
Sep 20, 2022
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 061480/0724 →
Change of Name
Nov 30, 2022
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 062020/0143 →