IP Library › Assignment 020242/0277
Patent Assignment
Reel/Frame 020242/0277

Assignment of Assignor's Interest

Recorded: 2007-11-29 Pages: 7
Assignors
DALLAS, L. MURRAY
Executed: 2005-05-01
MCGUIRE, BOB
Executed: 2005-05-01
Assignee
HWCES INTERNATIONAL
C/O OIL STATES INTERNATIONAL, INC., SUITE 4620, THREE ALLEN CENTER, 333 CLAY STREET, HOUSTON, TEXAS, 77002
Covered Property (1)
Hybrid Wellhead System and Method of Use
Patent: 7,481,269 →
Application: 11/998,300 →
Publication: US 2008/0087415
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 29, 2007
From: HWC ENERGY SERVICES, INC.
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 020242/0329 →
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 →