Patent Assignment
Reel/Frame 004094/0830
Assignment of Assignors Interest.
Recorded: 1983-02-17
Pages: 1
Assignor
OSTROWSKY, EFREM M.
Executed: 1981-08-13
Assignee
ETHYL PRODUCTS COMPANY, A CORP OF VA.
RICHMOND,, VIRGINIA
Covered Property
(1)
Threaded Closure with Free-Floating Liner
Patent:
4,381,840 →
Application:
06/295,576 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 25, 1984
From: ETHYL PRODUCTS COMPANY
To: ETHYL MOLDED PRODUCTS COMPANY
Reel/Frame 004219/0248 →
Change of Name
Nov 9, 1989
From: ETHYL MOLDED PRODUCTS COMPANY RICHMOND, VIRGINA, A CORP. OF VA
To: TREDEGAR MOLDED PRODUCTS COMPANY
Reel/Frame 005179/0271 →
Assignment of Assignors Interest.
Dec 19, 1991
From: TREDEGAR MOLDED PRODUCTS COMPANY A CORP. OF VA
To: CROWN CORK & SEAL COMPANY DELAWARE, A CORP. OF DE
Reel/Frame 005949/0635 →