Patent Assignment
Reel/Frame 003925/0987
Assignment of Assignors Interest.
Recorded: 1981-05-05
Pages: 2
Assignee
DIAMOND SHAMROCK PLASTICS CORPORATION
A CORP.OF DE., DALLAS, TEXAS
Covered Property
(1)
Process for the Post-Chlorination of Vinyl Chloride Polymers
Patent:
4,386,189 →
Application:
06/260,828 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 8, 1982
From: DIAMOND SHAMROCK PLASTICS CORP. A CORP. OF DE
To: DELAWARE CITY PLASTICS CORPORATION, A CORP. OF DE
Reel/Frame 003963/0003 →
Change of Name
Jun 5, 1987
From: DIAMOND SHAMROCK CHEMICALS COMPANY
To: OCCIDENTIAL ELECTROCHEMICALS CORPORATION
Reel/Frame 004748/0932 →