Patent Assignment
Reel/Frame 048562/0240
Change of Name
Recorded: 2019-03-11
Pages: 2
Assignor
OTIS OILFIELD SERVICES LLC
Executed: 2013-05-28
Assignee
WATSON WELL SOLUTIONS, LLC
P.O. BOX 2689, WATFORD CITY, NORTH DAKOTA, 58854
Covered Property
(1)
Pressure Response Fracture Port Tool for Use in Hydraulic Fracturing Applications
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.