Patent Assignment
Reel/Frame 058090/0614
Nunc Pro Tunc Assignment
Recorded: 2021-11-11
Pages: 3
Assignor
JAHNKE, DOUGLAS
Executed: 2021-07-08
Assignee
PREMIUM OILFIELD TECHNOLOGIES, LLC
10600 W. SAM HOUSTON PKWY N, HOUSTON, TEXAS, 77064
Covered Property
(1)
Self-Contained Hydraulically Controlled Relief Valve