Patent Assignment
Reel/Frame 004889/0828
Assignment of Assignors Interest.
Recorded: 1988-06-06
Pages: 2
Assignor
PERKINS, THOMAS K.
Executed: 1988-03-18
Assignee
ATLANTIC RICHFIELD COMPANY
A CORP. OF DE., LOS ANGELES, CALIFORNIA
Covered Property
(1)
Method for Completing Wells in Unconsolidated Formations
Patent:
4,830,110 →
Application:
07/171,709 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.