IP Library Assignment 023740/0543
Patent Assignment
Reel/Frame 023740/0543

Assignment of Assignor's Interest

Recorded: 2010-01-06 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)
High-Pressure Threaded Union with Metal-to-Metal Seal, and Metal Ring Gasket for Same
Patent: 7,922,216 →
Application: 12/652,967 →
Publication: US 2010/0096852
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 6, 2010
From: DALLAS, L. MURRAY; MCGUIRE, BOB; ARTHERHOLT, DANNY LEE
To: HWCES INTERNATIONAL
Reel/Frame 023740/0255 →
Assignment of Assignor's Interest Jan 6, 2010
From: HWCES INTERNATIONAL
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 023740/0446 →
Change of Assignee Address Jan 6, 2010
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 023740/0681 →
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 →