Patent Assignment
Reel/Frame 004858/0839
Letters of Testamentary
Recorded: 1987-12-09
Pages: 1
Assignor
ST. ALBAN, JONAS, O., DEC'D.
Executed: 1987-05-28
Assignee
HOECHST CELANESE CORPORATION, A CORP. OF DE
SOMERVILLE, NEW JERSEY
Covered Properties
(2)
Novel Mixed Ester O-Quinone Photosensitizers
Patent:
4,732,837 →
Application:
06/858,631 →
Novel Mixed Ester O-Quinone Photosensitizers
Patent:
4,732,836 →
Application:
06/859,284 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Dec 9, 1987
From: FUCHS, ADOLF; EXECUTOR OF THE ESTATE OF JONAS ST. ALBAN, DEC'D.; LOWENSTEIN, DAVID; TILMAN, MENAHEM; ROSENBERG, ETAN
To: HOECHST CELANESE CORPORATION, A CORP. OF DE
Reel/Frame 004858/0842 →
Assignment of Assignors Interest.
Dec 9, 1987
From: POTVIN, ROBERT E.; SOBODACHA, CHESTER J.
To: HOECHST CELANESE CORPORATION, A CORP. OF DE
Reel/Frame 004858/0843 →
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 →