T 0311/93 (Pteridin derivative/KANEGAFUCHI) of 16.1.1997

European Case Law Identifier: ECLI:EP:BA:1997:T031193.19970116
Date of decision: 16 January 1997
Case number: T 0311/93
Application number: 85101861.4
IPC class: C07D 475/04
Language of proceedings: EN
Distribution: C
Download and more information:
Decision text in EN (PDF, 931 KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: Unpublished
Title of application: Process for preparing 5,6,7,8-tetrahydro-6- (l-erythro-1',2'-dihydroxypropyl)-pterin
Applicant name: KANEGAFUCHI KAGAKU KOGYO KABUSHIKI KAISHA
Opponent name: Suntory Limited/Shiratori Pharmaceutical Co., Ltd.
Board: 3.3.01
Headnote: -
Relevant legal provisions:
European Patent Convention 1973 Art 54(1)
European Patent Convention 1973 Art 54(3)
European Patent Convention 1973 Art 54(4)
European Patent Convention 1973 Art 87(1)
European Patent Convention 1973 Art 100(b)
European Patent Convention 1973 Art 56
Keywords: Entitlement to priority (yes)
sufficiency (yes) - disclosure sufficiently clear and complete in the light of common general knowledge
inventive step (yes) - not obvious to try
Catchwords:

-

Cited decisions:
T 0024/81
T 0226/85
T 0292/85
T 0011/87
T 0016/87
T 0923/92
Citing decisions:
G 0002/98
T 1321/04
T 0982/07
T 1306/14

Source: http://www.epo.org/law-practice/case-law-appeals/recent/t930311eu1.html

Date retrieved: 17 May 2021

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