Patent Assignment
Reel/Frame 044016/0221
Assignment of Assignor's Interest
Recorded: 2017-11-02
Pages: 3
Assignor
JAHNKE, DOUGLAS
Executed: 2017-10-26
Assignee
PREMIUM OILFIELD TECHNOLOGIES, LLC
5727 BRITTMOORE RD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Cylinder Liner Retainer System with Torque Multiplier and Method
Patent:
10,436,193 →
Application:
15/801,424 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Jul 2, 2018
From: PREMIUM OILFIELD TECHNOLOGIES LLC
To: CADENCE BANK, N.A.
Reel/Frame 046255/0168 →
Security Interest
Nov 18, 2019
From: PREMIUM OILFIELD TECHNOLOGIES LLC; GDS INTERNATIONAL, LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 051040/0315 →
Release of Intellectual Property Security Interest in Patents Recorded at Reel/Frame No.: 046255/0168
Nov 27, 2019
From: CADENCE BANK, N.A.
To: PREMIUM OILFIELD TECHNOLOGIES LLC
Reel/Frame 051146/0072 →