Patent Assignment
Reel/Frame 012493/0183
Assignment of Assignor's Interest
Recorded: 2001-11-01
Pages: 3
Assignor
FABIAN, HEINZ
Executed: 2001-10-29
Assignee
HERAEUS QUARZGLAS GMBH & CO. KG
QUARZSTRASSE, 63450 HANAU, GERMANY
Covered Property
(1)
Method for Producing an SIO2 Blank and Apparatus for Performing Said Method
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 1, 2004
From: HERAEUS QUARZGLAS GMBH & CO. KG
To: HERAEUS TENEVO AG
Reel/Frame 015017/0951 →
Conversion of Ag to Gmbh
Jun 6, 2005
From: HERAEUS TENEVO AG
To: HERAEUS TENEVO GMBH
Reel/Frame 016651/0631 →
Merger
Feb 11, 2008
From: HERAUS TENEVO GMBH
To: HERAEUS QUARZGLAS GMBH & CO. KG
Reel/Frame 020532/0533 →
Corrective Assignment to Correct Reel/Frame No. 020532/0533, Previously Recorded on 2/11/08.
Apr 22, 2008
From: HERAEUS TENEVO GMBH
To: HERAEUS QUARZGLAS GMBH & CO. KG
Reel/Frame 021018/0043 →