Patent Assignment
Reel/Frame 020242/0329
Change of Name
Recorded: 2007-11-29
Pages: 8
Assignor
HWC ENERGY SERVICES, INC.
Executed: 2006-03-09
Assignee
OIL STATES ENERGY SERVICES, INC.
THREE ALLEN CENTER, 333 CLAY STREET, C/O OIL STATES INTERNATIONAL, INC., SUITE 4620, HOUSTON, TEXAS, 77002
Covered Property
(1)
Hybrid Wellhead System and Method of Use
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 29, 2007
From: DALLAS, L. MURRAY; MCGUIRE, BOB
To: HWCES INTERNATIONAL
Reel/Frame 020242/0277 →
Assignment of Assignor's Interest
Nov 29, 2007
From: HWCES INTERNATIONAL
To: HWC ENERGY SERVICES, INC.
Reel/Frame 020242/0365 →
Assignment of Assignor's Interest
Nov 29, 2007
From: OIL STATES ENERGY SERVICES, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 020246/0543 →
Change of Assignee Address
Nov 29, 2007
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 020247/0302 →
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 →