T 0020/83 (Benzothiopyran derivates) of 17.3.1983

European Case Law Identifier: ECLI:EP:BA:1983:T002083.19830317
Date of decision: 17 March 1983
Case number: T 0020/83
Application number: 79100325.4
IPC class: -
Language of proceedings: DE
Distribution:
Download and more information:
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Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: DE | EN | FR
Versions: OJ
Title of application: -
Applicant name: Ciba-Geigy
Opponent name: -
Board: 3.3.01
Headnote: (No headnote published)
Relevant legal provisions:
European Patent Convention 1973 Art 52(1)
European Patent Convention 1973 Art 56
European Patent Convention 1973 Art 96(2)
Keywords: Chemical substances
Evidence
Information - patentability
Inventive step on a representative basis
Inventive step - predictions about properties of chemical substances
Properties of chemical substances
Structure - chemical substances
Substantiation of information material to patentability
Catchwords:

-

Cited decisions:
-
Citing decisions:
T 0632/91
T 0412/93

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