Patent Assignment
Reel/Frame 018582/0886
Assignment of Assignor's Interest
Recorded: 2006-12-05
Pages: 7
Assignor
HWCES INTERNATIONAL
Executed: 2006-08-30
Assignee
OIL STATES ENERGY SERVICES, INC.
333 CLAY STREET, C/O OIL STATES INTERNATIONAL, INC., THREE ALLEN CENTER, SUITE 4620, HOUSTON, TEXAS, 77002
Covered Properties
(3)
Slip Spool Assembly and Method of Using Same
High-Pressure Threaded Union with Metal-to-Metal Seal, and Metal Ring Gasket for Same
Cup Tool for a High-Pressure Mandrel and Method of Using Same
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 14, 2005
From: DALLAS, L. MURRAY; MCGUIRE, BOB; ARTHERHOLT, DANNY LEE
To: HWCES INTERNATIONAL
Reel/Frame 016781/0958 →
Assignment of Assignor's Interest
Jul 15, 2005
From: MCGUIRE, BOB; ARTHERHOLT, DANNY LEE
To: HWCES INTERNATIONAL
Reel/Frame 016781/0817 →
Assignment of Assignor's Interest
Jul 20, 2006
From: MCGUIRE, BOB; DALLAS, L. MURRAY; ROSENHAUCH, IRWIN
To: HWCES INTERNATIONAL
Reel/Frame 017979/0059 →
Assignment of Assignor's Interest
Dec 21, 2006
From: OIL STATES ENERGY SERVICES, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 018767/0230 →
Change of Assignee Address
Jul 19, 2007
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 019588/0172 →
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 →
Security Interest
Jan 29, 2026
From: OIL STATES ENERGY SERVICES, L.L.C.; OIL STATES INDUSTRIES, INC.; GEODYNAMICS, INC.; TEMPRESS TECHNOLOGIES, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 074532/0194 →