Patent Assignment
Reel/Frame 009768/0887
Assignment of Assignor's Interest
Recorded: 1999-02-05
Pages: 3
Assignors
DITTRICH, UWE
Executed: 1999-01-09
STEDING, FRANK
Executed: 1999-01-05
MEULLER, REIHARD
Executed: 1999-01-04
Assignee
HUELS AKTIENGESELLSCHAFT
PAUL-BAUMANN-STRASSE 1, MARK, D-45764, GERMANY
Covered Property
(1)
Continuous Method of Manufacturing Chlorine-Free Tetraalkoxysilanes
Patent:
6,191,296 →
Application:
09/245,301 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Jan 11, 2002
From: HUELS AKTIENGESELLSCHAFT
To: DEGUSSA-HUELS AKTIENGESELLSCHAFT
Reel/Frame 012454/0383 →
Change of Name
Jan 11, 2002
From: DEGUSSA-HUELS AKTIENGESELLSCHAFT
To: DEGUSSA AG
Reel/Frame 012463/0601 →
Change Address
Feb 22, 2010
From: EVONIK DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 023985/0296 →
Change of Entity
Feb 22, 2010
From: DEGUSSA AG
To: DEGUSSA GMBH
Reel/Frame 023998/0937 →
Change of Name
Feb 23, 2010
From: DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 024006/0127 →