Patent Assignment
Reel/Frame 004850/0666
Assignment of 1/2 of Assignors Interest
Recorded: 1988-04-19
Pages: 2
Assignee
POLYSAR LIMITED
A CORP. OF CANADA, SARNIA, ONTARIO, CANADA
Covered Property
(1)
Rubber Compositions
Patent:
4,779,657 →
Application:
07/137,979 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.