IP Library › Assignment 033297/0351
Patent Assignment
Reel/Frame 033297/0351

Assignment of Assignor's Interest

Recorded: 2014-07-11 Pages: 5
Assignors
ARTHERHOLT, DANNY
Executed: 2014-07-08
MCGUIRE, BOB
Executed: 2014-07-09
GARDNER, JEREMY
Executed: 2014-07-09
ARTHERHOLT, DENNIS
Executed: 2014-07-09
Assignee
OIL STATES ENERGY SERVICES, L.L.C.
333 CLAY STREET, SUITE 4620, HOUSTON, TEXAS, 77002
Covered Property (1)
Atmosphere to Pressure Ball Drop Apparatus
Patent: 9,447,652 →
Application: 14/329,234 →
Publication: US 2015/0021024
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 16, 2021
From: OIL STATES INTERNATIONAL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 055314/0482 →