IP Library › Assignment 008609/0399
Patent Assignment
Reel/Frame 008609/0399

Assignment of Assignor's Interest

Recorded: 1997-06-13 Pages: 2
Assignors
SASAKI, YOSHISATO
Executed: 1997-05-20
KURISAKI, MINORU
Executed: 1997-05-21
Assignee
HOECHST JAPAN LIMITED
10-16, AKASAKA 8-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property (1)
Process for Manufacturing Sintered Polybenzimidazole Article
Patent: 5,770,142 →
Application: 08/874,860 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 13, 2001
From: HOECHST JAPAN LIMITED
To: CLARIANT FINANCE (BVI) LIMITED
Reel/Frame 011531/0702 →
Assignment of Assignor's Interest Mar 17, 2005
From: CLARIANT FINANCE (BVI) LIMITED
To: AZ ELECTRONIC MATERIALS USA CORP.
Reel/Frame 015788/0348 →
Assignment of Assignor's Interest Nov 21, 2008
From: AZ ELECTRONIC MATERIALS USA CORP.
To: PBI ADVANCED MATERIALS CO., LTD.
Reel/Frame 021976/0841 →