Patent Assignment
Reel/Frame 022003/0082
Assignment of Assignor's Interest
Recorded: 2008-12-18
Pages: 20
Assignor
OIL STATES ENERGY SERVICES, INC.
Executed: 2006-12-19
Assignee
STINGER WELLHEAD PROTECTION, INC.
P.O. BOX 1639, ALLEN, TEXAS, 75013-0028
Covered Property
(1)
Gate Valve with Replaceable Inserts and Method of Refurbishing Same
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 18, 2008
From: DALLAS, L. MURRAY; MCGUIRE, BOB
To: HWCES INTERNATIONAL
Reel/Frame 022002/0762 →
Assignment of Assignor's Interest
Dec 18, 2008
From: HWCES INTERNATIONAL
To: HWC ENERGY SERVICES, INC.
Reel/Frame 022002/0876 →
Change of Name
Dec 18, 2008
From: HWC ENERGY SERVICES, INC.
To: OIL STATES ENERGY SERVICES INC.
Reel/Frame 022003/0008 →
Assignee Change of Address
Dec 18, 2008
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022003/0226 →
Merger
Oct 16, 2012
From: STINGER WELLHEAD PROTECTION, INCORPORATED
To: OIL STATES ENERGY SERVICES, L.L.C.
Reel/Frame 029138/0764 →
Assignment of Assignor's Interest
Feb 16, 2021
From: OIL STATES INTERNATIONAL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 055314/0482 →