Patent Assignment
Reel/Frame 021973/0047
Assignment of Assignor's Interest
Recorded: 2008-12-12
Pages: 4
Assignors
DALLAS, L. MURRAY
Executed: 2005-07-11
MCGUIRE, BOB
Executed: 2005-07-11
ARTHERHOLT, DANNY LEE
Executed: 2005-07-11
Assignee
HWCES INTERNATIONAL
333 CLAY STREET, SUITE 4620, C/O OIL STATES INTERNATIONAL, INC., HOUSTON, TEXAS, 77002
Covered Property
(1)
High-Pressure Threaded Union with Metal-to-Metal Seal, and Metal Ring Gasket for Same
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 12, 2008
From: HWCES INTERNATIONAL
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 021973/0090 →
Assignment of Assignor's Interest
Dec 12, 2008
From: OIL STATES ENERGY SERVICES, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 021973/0183 →
Assignment of Assignor's Interest
Dec 12, 2008
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022070/0785 →
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 →