Patent Assignment
Reel/Frame 005137/0644
Assignment of Assignors Interest.
Recorded: 1989-08-15
Pages: 2
Assignor
SHAFFER, GREGORY W.
Executed: 1989-01-19
Assignee
UNION CARBIDE CORPORATION
OLD RIDGEBURY ROAD, A CORP. OF NY, DANBURY, CONNECTICUT, 06817
Covered Property
(1)
Zirconia Mullite/Boron Nitride Composites
Patent:
4,904,626 →
Application:
07/300,976 →
Related Assignments
(4)
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 →
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 →