Patent Assignment
Reel/Frame 023896/0340
Assignment of Assignor's Interest
Recorded: 2010-02-04
Pages: 5
Assignors
PIPER, BRITTON F.
Executed: 2010-02-03
CLAY, THOMAS
Executed: 2010-02-03
HARTMAN, BARRETT
Executed: 2010-02-03
Assignee
PIPER VALVE SYSTEMS, LTD. CO.
1715 SOUTH LOWERY AVENUE, OKLAHOMA CITY, OKLAHOMA, 73129
Covered Property
(1)
Modular Hot Stab with Improved Connection Flange
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 3, 2014
From: PIPER VALVE SYSTEMS LTD. CO.
To: OIL STATES INDUSTRIES, INC.
Reel/Frame 033238/0064 →
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 →