Patent Assignment
Reel/Frame 019291/0254
Assignment of Assignor's Interest
Recorded: 2007-04-25
Pages: 18
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)
Apparatus for Controlling a Tool Having a Mandrel That Must Be Stroked into or Out of a Well
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 25, 2007
From: HWCES INTERNATIONAL
To: HWC ENERGY SERVICES, INC.
Reel/Frame 019291/0204 →
Change of Name
Apr 25, 2007
From: HWC ENERGY SERVICES, INC.
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 019291/0274 →
Assignment of Assignor's Interest
Apr 25, 2007
From: DALLAS, L. MURRAY
To: HWCES INTERNATIONAL
Reel/Frame 019311/0135 →
Change of Assignee Address
Jul 19, 2007
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 019588/0172 →
Merger
Oct 15, 2012
From: STINGER WELLHEAD PROTECTION, INCORPORATED
To: OIL STATES ENERGY SERVICES, L.L.C.
Reel/Frame 029131/0638 →
Assignment of Assignor's Interest
Feb 16, 2021
From: OIL STATES INTERNATIONAL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 055314/0482 →