Patent Assignment
Reel/Frame 003889/0570
Assignment of Assignors Interest.
Recorded: 1981-05-22
Pages: 1
Assignor
NIKSA ANDREW J.
Executed: 1981-05-18
Assignee
DIAMOND SHAMROCK CORPORATION
A CORP. OF DE, DALLAS, TEXAS
Covered Property
(1)
Gasket for Electrolytic Cell
Patent:
4,344,633 →
Application:
06/266,447 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name (See Document for Details), Effective 9-1-83 and 10-26-83
Nov 7, 1983
From: DIAMOND SHAMROCK CORPORATION CHANGED TO DIAMOND CHEMICALS COMPANY
To: DIAMOND SHAMROCK CHEMICALS COMPANY
Reel/Frame 004197/0130 →
Assignment of Assignors Interest.
Oct 29, 1984
From: DIAMOND SHAMROCK CORPORATION, 717 N. HARWOOD STREET, DALLAS, TX 75201
To: ELTECH SYSTEMS CORPORATION
Reel/Frame 004357/0479 →