European Patent Office

T 0574/01 (Silica glass/NIKON) of 20.11.2003

European Case Law Identifier
ECLI:EP:BA:2003:T057401.20031120
Date of decision
20 November 2003
Case number
T 0574/01
Online on
18 May 2004
Petition for review of
-
Application number
96100119.5
IPC class
C03C 3/06
Language of proceedings
English
Distribution
Distributed to board chairmen (C)
OJ versions
No OJ links found
Other decisions for this case
-
Abstracts for this decision
-
Application title
Silica glass for photolithography, optical member including the same, exposure apparatus including the same, and method for producing the same
Applicant name
NIKON CORPORATION
Opponent name
Heraeus Quarzglas GmbH & Co.KG
Board
3.3.05
Headnote
-
Keywords
Sufficiency of disclosure (yes)
Implicit lack of novelty (not shown)
Inventive step (yes)
Catchword
-
Cited cases
-
Citing cases
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ORDER

For these reasons it is decided that:

1. The decision under appeal is set aside.

2. The patent is maintained as granted.