T 0436/92 (Cutting tools/ACMC) of 20.3.1995

European Case Law Identifier: ECLI:EP:BA:1995:T043692.19950320
Date of decision: 20 March 1995
Case number: T 0436/92
Application number: 86301597.0
IPC class: C04B 35/80
Language of proceedings: EN
Distribution: B
Download and more information:
Decision text in EN (PDF, 1 MB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: Unpublished
Title of application: Reinforced ceramic cutting tools
Applicant name: Advanced Composite Materials Corporation
Opponent name: (01) KRUPP WIDIA GMBH
(02) Hertel AG Werkzeuge + Hartstoffe
(03) Kennametal Inc.,
(04) Geigenberger, Gerhard
Board: 3.3.02
Headnote: -
Relevant legal provisions:
European Patent Convention 1973 Art 54
European Patent Convention 1973 Art 55(1)
European Patent Convention 1973 Art 56
European Patent Convention 1973 Art 84
European Patent Convention 1973 Art 87
European Patent Convention 1973 Art 89
European Patent Convention 1973 Art 114
European Patent Convention 1973 Art 123
Keywords: Late filed material
Amendments - new combination o values of different ranges
Clarity (yes)
Novelty - non prejudicial disclosures - evident abuse
Novelty - availability to the public - prior use
Novelty of main request and first auxiliary request - no
Novelty of second auxiliary request - yes
Inventive step - yes - unexpected improvement - against the trend
Inventive step - surprising effect
Catchwords:

-

Cited decisions:
G 0002/88
T 0173/83
T 0201/83
T 0313/86
T 0735/91
T 0585/92
Citing decisions:
G 0001/16
T 0377/95
T 0291/97

11 references found.

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EPO Guidelines - G Patentability

Offical Journal of the EPO

Case Law Book: I Patentability

Case Law of the Enlarged Board

General Case Law