IP Library › Assignment 019695/0202
Patent Assignment
Reel/Frame 019695/0202

Assignment of Assignor's Interest

Recorded: 2007-08-02 Pages: 3
Assignor
MCGUIRE, BOB
Executed: 2007-07-31
Assignee
STINGER WELLHEAD PROTECTION, INC.
4301 WILL ROGERS PARKWAY, OKLAHOMA CITY, OKLAHOMA, 73108
Covered Property (1)
Casing Mandrel for Facilitating Well Completion, Re-Completion or Workover
Patent: 7,604,058 →
Application: 11/888,768 →
Publication: US 2007/0267198
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →