T 0570/91 of 26.11.1993

European Case Law Identifier: ECLI:EP:BA:1993:T057091.19931126
Date of decision: 26 November 1993
Case number: T 0570/91
Petition for review of: -
Application number: 84307372.7
IPC class: F02F 3/00
Language of proceedings: English
Distribution: Distributed to board chairmen and members (B)
Download: Decision in English
OJ versions: No OJ links found
Other decisions for this case: -
Abstracts for this decision: -
Application title: Pistons
Applicant name: AE PLC
Opponent name: Mahle GmbH
Board: 3.2.04
Headnote: -
Relevant legal provisions: European Patent Convention Art 56 1973 European Patent Convention R 58(4) 1973
Keywords: Inventive step (yes)
Inventive step - ex post facto analysis
Closest prior art
Catchword: -
Cited cases: T 0039/82 T 0142/84 T 0673/91
Citing cases: T 0439/92 T 1105/92 T 1040/93 T 0817/94 T 0871/94 T 0035/95 T 0212/95 T 0393/95 T 0487/95 T 0506/95 T 0739/95 T 0855/95 T 0489/96 T 1018/96 T 0443/97 T 0823/97 T 0790/99 T 0513/00 T 0311/02 T 0255/03 T 0890/04 T 1506/07 T 0021/08 T 0535/10 T 1230/10 T 0133/11 T 0143/11 T 0386/11 T 0749/11 T 0910/11 T 1963/12 T 2157/13 T 0314/15 T 1469/15 T 1477/15 T 0064/16 T 0707/16 T 2583/16 T 2652/17 T 0840/18 T 2626/19 T 1543/21 T 0169/22

ORDER

For these reasons, it is decided that:

1. The decision under appeal is set aside.

2. The case is remitted to the first instance with the order that the further procedure, i.e. the maintenance of the patent as amended, be based on the documents defined in the above section VI as forming the Appellant's main request.

3. The request to obtain an expert's opinion is rejected.