IP Library Assignment 023467/0880
Patent Assignment
Reel/Frame 023467/0880

Assignment of Assignor's Interest

Recorded: 2009-11-04 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)
Fracturing Head with Replaceable Inserts for Improved Wear Resistance and Method of Refurbishing Same
Patent: 7,934,546 →
Application: 12/612,079 →
Publication: US 2010/0051258
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 4, 2009
From: DALLAS, L. MURRAY; MCGUIRE, BOB
To: HWCES INTERNATIONAL
Reel/Frame 023467/0664 →
Assignment of Assignor's Interest Nov 4, 2009
From: HWCES INTERNATIONAL
To: HWC ENERGY SERVICES, INC.
Reel/Frame 023467/0723 →
Change of Name Nov 4, 2009
From: HWC ENERGY SERVICES, INC.
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 023467/0817 →
Change of Assignee Address Nov 4, 2009
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 023467/0911 →
Merger Jan 11, 2013
From: STINGER WELLHEAD PROTECTION, INCORPORATED
To: OIL STATES ENERGY SERVICES, L.L.C.
Reel/Frame 029617/0280 →
Assignment of Assignor's Interest Feb 16, 2021
From: OIL STATES INTERNATIONAL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 055314/0482 →