Patent Assignment
Reel/Frame 006095/0643
Assignment of Assignors Interest.
Recorded: 1992-04-20
Pages: 3
Assignors
PAWLOWSKI, GEORG
Executed: 1992-03-30
ROESCHERT, HORST
Executed: 1992-03-30
SPIESS, WALTER
Executed: 1992-04-06
DAMMEL, RALPH
Executed: 1992-04-06
Assignee
HOECHST AKTIENGESELLSCHAFT
A CORPORATION OF THE FED. REP. OF GERMANY, FRANKFURT/MAIN, GERMANY
Covered Property
(1)
Acid-Cleavable Compounds, Positive-Working Radiation-Sensitive Mixture Containing These Compounds, and Radiation-Sensitive Recording Material Produced with This Mixture
Patent:
5,286,602 →
Application:
07/871,009 →
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 →