Patent Assignment
Reel/Frame 016105/0843
Assignment of Assignor's Interest
Recorded: 2005-01-03
Pages: 2
Assignor
HERAEUS QUARZGLAS GMBH & CO. KG
Executed: 2004-12-03
Assignee
HERAEUS TENEVO AG
QUARZSTR. 8, HANAU, 63450, GERMANY
Covered Properties
(2)
Method for Welding a Quartz Glass Tube for Use as an Optical Fiber Preform
Patent:
6,484,540 →
Application:
09/581,734 →
Rod in Tube Method of Forming a Fiber Preform, with Maintaining a Gas Supply Until After an End Is Stretched
Patent:
6,425,270 →
Application:
09/582,956 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 11, 2000
From: SUZUKI, MASANORI; KATO, TOSHIYUKI; SHIMADA, ATSUHI; WATABE, YUTAKA
To: HERAEUS QUARZGLAS GMBH & CO. KG; SHIN-ETSU QUARTZ PRODUCTS, CO., LTD.
Reel/Frame 011053/0268 →
Assignment of Assignor's Interest
Aug 11, 2000
From: SHIMADA, ATSUHI; KATO, TOSHIYUKI; SUZUKI, MASANORI; WATABE, YUTAKA
To: HERAEUS QUARZGLAS GMBH & CO. KG; SHIN-ETSU QUARTZ PRODUCTS CO., LTD.
Reel/Frame 011053/0314 →
Change of Name
May 24, 2006
From: HERAEUS TENEVO AG
To: HERAEUS TENEVO GMBH
Reel/Frame 017663/0375 →
Merger
Sep 18, 2008
From: HERAEUS TENEVO GMBH
To: HERAEUS QUARZGLAS GMBH & CO. KG
Reel/Frame 021547/0329 →