T 0253/95 () of 17.12.1997

European Case Law Identifier: ECLI:EP:BA:1997:T025395.19971217
Date of decision: 17 December 1997
Case number: T 0253/95
Application number: 85105602.8
IPC class: C08F 279/04
Language of proceedings: EN
Distribution: B
Download and more information:
Decision text in EN (PDF, 47 KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: Unpublished
Title of application: Modified impact-resistant vinyl-aromatic polymers
Applicant name: Montedison S.p.A.
Opponent name: BASF Aktiengesellschaft, Ludwigshafen
Board: 3.3.03
Headnote: -
Relevant legal provisions:
European Patent Convention 1973 Art 123(2)
European Patent Convention 1973 Art 56
Keywords: Grounds of opposition - board as well as opponent entitled to raise new arguments based on grounds, facts and evidence already present in the proceedings
Amendments - added subject-matter (main and first auxiliary requests: yes; second auxiliary request: no)
Inventive step - (yes) no incentive to combine unobvious features
Catchwords:

Alerting a party to a possible argument against him and on a ground on which the burden of proof rests on him, in advance of the oral proceedings, would amount to a clear violation of the principle of impartiality, irrespective of the fact that the communication setting out such an argument would also be sent to the other party.

Cited decisions:
G 0007/91
G 0008/91
G 0009/91
G 0010/91
G 0004/92
G 0006/95
Citing decisions:
T 0241/98
T 0079/01
T 0522/02
T 0394/03
T 1848/12

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