Patent Assignment
Reel/Frame 004497/0619
Assignment of Assignors Interest.
Recorded: 1986-01-21
Pages: 2
Assignee
UNION CARBIDE CORPORATION
OLD RIDGEBURY ROAD, A CORP. OF NEW YORK, DANBURY, CONNECTICUT, 06817
Covered Property
(1)
Process for Producing Boron Nitride
Patent:
4,749,556 →
Application:
06/804,548 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 9, 1990
From: UNION CARBIDE COATINGS SERVICE CORPORATION
To: UNION CARBIDE COATINGS SERVICE TECHNOLOGY CORPORATION
Reel/Frame 005240/0883 →
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 →
Assignment of Assignor's Interest
May 26, 1993
From: BRAXAIR S. T. TECHNOLOGY, INC.
To: ADVANCED CERAMICS CORPORATION
Reel/Frame 006548/0893 →
Security Interest
Jun 4, 1993
From: ADVANCED CERAMICS CORPORATION
To: SOCIETY NATIONAL BANK
Reel/Frame 006569/0360 →