Patent Assignment
Reel/Frame 005092/0574
Assignment of Assignors Interest.
Recorded: 1989-05-17
Pages: 2
Assignor
CURFMAN, PAUL D.
Executed: 1989-04-05
Assignee
UNION CARBIDE CORPORATION
OLD RIDGEBURY RD., DANBURY, CONNECTICUT, 06817
Covered Property
(1)
Electrolytic Method of and Bath for Stripping Coating from Aluminum Bases
Patent:
4,886,588 →
Application:
07/335,497 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 15, 1991
From: UNION CARBIDE COATINGS SERVICE CORPORATION, A CORP. OF DELAWARE
To: UNION CARBIDE COATINGS SERVICE TECHNOLOGY CORPORATION, , A CORP. OF DELAWARE
Reel/Frame 005602/0282 →
Change of Name Effective on 06/12/1992
Dec 3, 1992
From: UNION CARBIDE COATINGS SERVICE TECHNOLOGY CORPORATION
To: PRAXAIR S.T. TECHNOLOGY, INC.
Reel/Frame 006334/0986 →