IP Library › Assignment 026873/0573
Patent Assignment
Reel/Frame 026873/0573

Assignment of Assignor's Interest

Recorded: 2011-09-08 Pages: 3
Assignor
MCGUIRE, BOB
Executed: 2008-03-17
Assignee
STINGER WELLHEAD PROTECTION, INC.
4301 WILL ROGERS PARKWAY, SUITE 600-700, OKLAHOMA CITY, OKLAHOMA, 73108
Covered Property (1)
Erosion Resistant Frac Head
Patent: 8,820,400 →
Application: 13/227,943 →
Publication: US 2011/0315370
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Apr 16, 2013
From: STINGER WELLHEAD PROTECTION, INC.
To: OIL STATES ENERGY SERVICES, L.L.C.
Reel/Frame 030222/0792 →
Assignment of Assignor's Interest Feb 16, 2021
From: OIL STATES INTERNATIONAL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 055314/0482 →