IP Library Assignment 004881/0597
Patent Assignment
Reel/Frame 004881/0597

Assignment of Assignors Interest.

Recorded: 1988-05-03 Pages: 2
Covered Property (1)
1,3 Disubstituted-5-Diazobarbituric Acids
Patent: 4,902,784 →
Application: 07/140,447 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. May 3, 1988
From: ALLIED CORPORATION, A CORP. OF NY
To: HOECHST CELANESE CORPORATION, A CORP. OF DE
Reel/Frame 004899/0406 →
Assignment of Assignor's Interest Nov 6, 1997
From: HOECHST CELANESE CORPORATION
To: CLARIANT FINANCE (BVI) LIMITED
Reel/Frame 008829/0760 →
Assignment of Assignor's Interest May 4, 2005
From: CLARIANT FINANCE (BVI) LIMITED
To: AZ ELECTRONIC MATERIALS USA CORP.
Reel/Frame 015972/0092 →