IP Library Assignment 039027/0722
Patent Assignment
Reel/Frame 039027/0722

Assignment of Assignor's Interest

Recorded: 2016-06-28 Pages: 2
Assignor
FRAZIER, W. LYNN
Executed: 2016-06-27
Assignee
MAGNUM OIL TOOLS INTERNATIONAL, LTD
5655 BEAR LANE, SUITE 100, CORPUS CHRISTI, TEXAS, 78405
Covered Property (1)
Hydrocarbon well and technique for perforating casing toe
Patent: 9,428,988 →
Application: 13/134,819 →
Publication: US 2012/0318507
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 4, 2021
From: MAGNUM OIL TOOLS INTERNATIONAL, LTD.
To: NINE DOWNHOLE TECHNOLOGIES, LLC
Reel/Frame 058025/0914 →