IP Library › Assignment 020682/0050
Patent Assignment
Reel/Frame 020682/0050

Assignment of Assignor's Interest

Recorded: 2008-03-20 Pages: 3
Assignor
MCGUIRE, BOB
Executed: 2008-03-17
Assignee
STINGER WELLHEAD PROTECTION, INC.
4301 WILL ROGERS PARKWAY, OKLAHOMA CITY, OKLAHOMA, 73108
Covered Property (1)
Erosion Resistant Frac Head
Patent: 7,789,133 →
Application: 12/052,369 →
Publication: US 2009/0236090
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Oct 16, 2012
From: STINGER WELLHEAD PROTECTION, INCORPORATED
To: OIL STATES ENERGY SERVICES, L.L.C.
Reel/Frame 029138/0764 →
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 →