Patent Assignment
Reel/Frame 004089/0252
Assignment of Assignors Interest.
Recorded: 1982-09-20
Pages: 2
Assignee
FILTROL CORPORATION, A CORP. OF DEL.
OAKLAND,, CALIFORNIA
Covered Property
(1)
The Production of Fluid Catalytic Cracking Catalysts
Patent:
4,443,553 →
Application:
06/420,439 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.