Patent Assignment
Reel/Frame 040070/0682
Assignment of Assignor's Interest
Recorded: 2016-10-20
Pages: 3
Assignor
JAHNKE, DOUGLAS
Executed: 2016-09-29
Assignee
PREMIUM OILFIELD TECHNOLOGIES, LLC
5727 BRITTMOORE RD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Epicyclic Washpipe Swivel Cartridge and Method
Application:
62/376,235 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.