IP Library › Assignment 027419/0167
Patent Assignment
Reel/Frame 027419/0167

Assignment of Assignor's Interest

Recorded: 2011-12-20 Pages: 3
Assignor
MCGUIRE, BOB
Executed: 2011-12-09
Assignee
STINGER WELLHEAD PROTECTION, INC.
4301 WILL ROGERS PARKWAY, SUITE 600-700, OKLAHOMA CITY, OKLAHOMA, 73108
Covered Property (1)
Multipart Frac Head with Replaceable Components
Patent: 8,931,551 →
Application: 13/331,287 →
Publication: US 2012/0085532
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Dec 9, 2014
From: STINGER WELLHEAD PROTECTION, INCORPORATED
To: OIL STATES ENERGY SERVICES, L.L.C.
Reel/Frame 034435/0966 →
Assignment of Assignor's Interest Feb 16, 2021
From: OIL STATES INTERNATIONAL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 055314/0482 →