IP Library › Assignment 025941/0801
Patent Assignment
Reel/Frame 025941/0801

Assignment of Assignor's Interest

Recorded: 2011-03-11 Pages: 20
Assignor
OIL STATES ENERGY SERVICES, INC.
Executed: 2006-12-19
Assignee
STINGER WELLHEAD PROTECTION, INC.
P.O. BOX 1639, ALLEN, TEXAS, 75018-0028
Covered Property (1)
Hybrid Wellhead System and Method of Use
Patent: 8,118,090 →
Application: 13/046,044 →
Publication: US 2011/0198074
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 11, 2011
From: HWC ENERGY SERVICES, INC.
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 025942/0001 →
Assignment of Assignor's Interest Mar 11, 2011
From: HWCES INTERNATIONAL
To: HWC ENERGY SERVICES, INC.
Reel/Frame 025942/0163 →
Assignee Change of Address Mar 11, 2011
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 025942/0290 →
Assignment of Assignor's Interest Mar 11, 2011
From: DALLAS, L. MURRAY; MCGUIRE, BOB
To: HWCES INTERNATIONAL
Reel/Frame 025963/0214 →
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 →