T 0660/91 () of 23.7.1993

European Case Law Identifier: ECLI:EP:BA:1993:T066091.19930723
Date of decision: 23 July 1993
Case number: T 0660/91
Application number: 85301661.6
IPC class: G21C 3/20
Language of proceedings: EN
Distribution: C
Download and more information:
Decision text in EN (PDF, 449 KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: Unpublished
Title of application: Cladding tubes for containing nuclear fuel material
Applicant name: WESTINGHOUSE ELECTRIC CORPORATION
Opponent name: Siemens Aktiengesellschaft, Berlin und München
Board: 3.4.01
Headnote: -
Relevant legal provisions:
European Patent Convention 1973 Art 56
Keywords: Inventive step (no)
Catchwords:

Obvious optimisation of known contradictory properties in realising a further solution of a known problem

Cited decisions:
-
Citing decisions:
-

Source: http://www.epo.org/law-practice/case-law-appeals/recent/t910660eu1.html

Date retrieved: 17 May 2021

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Case Law Book: I Patentability