Patent Assignment
Reel/Frame 012499/0751
Assignment of Assignor's Interest
Recorded: 2001-11-07
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 by Adjusting Shape of Deposition Burner Flame
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 →