T 0467/94 (Pyridinium compounds/EISAI) of 4.11.1999

European Case Law Identifier: ECLI:EP:BA:1999:T046794.19991104
Date of decision: 04 November 1999
Case number: T 0467/94
Application number: 89905764.0
IPC class: C07D 513/14
Language of proceedings: EN
Distribution: C
Download and more information:
Decision text in EN (PDF, 33 KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: Unpublished
Title of application: Pyridinium salt and pharmacological composition containing the same
Applicant name: Eisai Co., Ltd.
Opponent name: -
Board: 3.3.01
Headnote: -
Relevant legal provisions:
European Patent Convention 1973 Art 56
European Patent Convention 1973 Art 111(1)
Keywords: Inventive step (yes) - chemical invention - structural similarity - concept of bioisosterism - no pointer to the claimed compounds
Remittal
Catchwords:

-

Cited decisions:
T 0164/83
T 0643/96
Citing decisions:
-

Source: http://www.epo.org/law-practice/case-law-appeals/recent/t940467eu1.html

Date retrieved: 17 May 2021

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