Patent Assignment
Reel/Frame 005213/0694
Assignment of Assignors Interest.
Recorded: 1990-01-08
Pages: 2
Covered Property
(1)
Deviated Wellbore Drilling System and Apparatus
Patent:
5,022,471 →
Application:
07/461,741 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.