Patent Assignment
Reel/Frame 004530/0740
Assignment of Assignors Interest.
Recorded: 1986-04-07
Pages: 1
Assignee
AMERICAN HOECHST CORPORATION, A CORP. OF DE.
SOMERVILLE, NEW JERSEY
Covered Property
(1)
Positive Photoresist Processing with Mid U-V Range Exposure
Patent:
4,596,763 →
Application:
06/655,824 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Apr 7, 1986
From: MAMMATO, DONALD C.; STEVENS, BRUCE M.
To: AMERICAN HOECHST CORPORATION, A CORP. OF DE.
Reel/Frame 004530/0741 →
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 →