Patent Assignment
Reel/Frame 006161/0341
Assignment of Assignors Interest.
Recorded: 1992-06-09
Pages: 3
Assignors
PRZYBILLA, KLAUS-JUERGEN
Executed: 1992-06-02
PAWLOWSKI, GEORG
Executed: 1992-06-02
ROESCHERT, HORST
Executed: 1992-06-02
Assignee
HOECHST AKTIENGESELLSCHAFT A CORP. OF THE FEDERAL REPUBLIC OF GERMANY
FRANKFURT/MAIN, GERMANY
Covered Property
(1)
Radiation-Sensitive Mixture Containing Novel Polymers Embodying Units Composed of Amides of Alpha, Beta-Unsaturated Carboxylic Acids as Binders
Patent:
5,326,840 →
Application:
07/895,666 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 19, 1999
From: HOECHST AKTIENGESELLSCHAFT
To: CLARIANT GMBH
Reel/Frame 010351/0823 →
Assignment of Assignor's Interest
Dec 9, 2005
From: CLARIANT GMBH
To: CLARIANT AZ (DEUTSCHLAND) AKTIENGESELLSCHAFT
Reel/Frame 017105/0233 →
Change of Name
Dec 9, 2005
From: CLARIANT AZ (DEUTSCHLAND) AKTIENGESSELLSCHAFT
To: AZ ELECTRONIC MATERIALS (GERMANY) GMBH
Reel/Frame 017105/0279 →