Patent Assignment
Reel/Frame 012801/0904
Assignment of Assignor's Interest
Recorded: 2002-04-15
Pages: 3
Assignor
BISHOP, RONALD C.
Executed: 2001-09-26
Assignee
CONOCO, INC.
600 NORTH DAIRY ASHFORD, HOUSTON, TEXAS, 77079
Covered Property
(1)
Method and Apparatus for Reducing Plunger Seal Wear on Automatic Casing Swab Lift Systems
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.