Patent Assignment
Reel/Frame 004093/0002
Assignment of Assignors Interest.
Recorded: 1983-02-07
Pages: 1
Assignee
ETHYL CORPORATION, A CORP OF VA
RICHMOND,, VIRGINIA
Covered Property
(1)
Thermoplastic Film Stock
Patent:
268,962 →
Application:
06/270,412 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.