Patent Assignment
Reel/Frame 017879/0176
Assignment of Assignor's Interest
Recorded: 2006-05-09
Pages: 3
Assignor
ARTHERTHOLT, DANNY LEE
Executed: 2006-05-04
Assignee
OIL STATES ENERGY SERVICES, INC.
THREE ALLEN CENTER, 33 CLAY STREET, C/O OIL STATES INTERNATIONAL, INC., HOUSTON, TEXAS, 77002
Covered Property
(1)
Two-Part Back Cap for a Plug Valve and Plug Valves Incorporating Same
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →