IP Library Assignment 012430/0490
Patent Assignment
Reel/Frame 012430/0490

Assignment of Assignor's Interest

Recorded: 2002-01-07 Pages: 4
Assignors
IKEDA, TORU
Executed: 2001-05-31
FUKUI, YASUSHI
Executed: 2001-05-31
YAGINUMA, TOMOMITSU
Executed: 2001-05-31
OCHIAI, HIDENORI
Executed: 2001-05-31
HUMBACH, OLIVER
Executed: 2001-07-08
SATTMANN, RALPH
Executed: 2001-07-16
Assignees
HERAEUS TENEVO AG
QUARZSTRASSE 8, D-63450 HANAU, GERMANY
SHIN-ETSU QUARTZ PRODUCTS CO., LTD.
22-2, NISHI-SHINJUKU 1-CHOME SHINJUKU-KU, TOKYO, JAPAN
Covered Property (1)
Method for Measuring Concentration of Trace Amount of Oh-Groups Contained in Quartz Glass
Patent: 6,608,309 →
Application: 09/844,119 →
Publication: US 2002/0096636
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →