Patent Assignment
Reel/Frame 021547/0329
Merger
Recorded: 2008-09-18
Pages: 6
Assignor
HERAEUS TENEVO GMBH
Executed: 2007-05-14
Assignee
HERAEUS QUARZGLAS GMBH & CO. KG
QUARZSTRASSE, HANAU, D63450, GERMANY
Covered Properties
(3)
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 →
Method for Measuring Concentration of Trace Amount of Oh-Groups Contained in Quartz Glass
Related Assignments
(5)
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 →
Assignment of Assignor's Interest
Jan 7, 2002
From: IKEDA, TORU; FUKUI, YASUSHI; YAGINUMA, TOMOMITSU; OCHIAI, HIDENORI
To: HERAEUS TENEVO AG; SHIN-ETSU QUARTZ PRODUCTS CO., LTD.
Reel/Frame 012430/0490 →
Assignment of Assignor's Interest
Jan 3, 2005
From: HERAEUS QUARZGLAS GMBH & CO. KG
To: HERAEUS TENEVO AG
Reel/Frame 016105/0843 →
Change of Name
May 24, 2006
From: HERAEUS TENEVO AG
To: HERAEUS TENEVO GMBH
Reel/Frame 017663/0375 →