T 0465/92 (Aluminium alloys) of 14.10.1994
- European Case Law Identifier
- ECLI:EP:BA:1994:T046592.19941014
- Date of decision
- 14 October 1994
- Case number
- T 0465/92
- Petition for review of
- -
- Application number
- 86307485.2
- IPC class
- C22F 1/05
- Language of proceedings
- English
- Distribution
- Published in the EPO's Official Journal (A)
- Download
- -
- Other decisions for this case
- -
- Abstracts for this decision
- -
- Application title
- Al-Mg-Si extrusion alloy and method
- Applicant name
- ALCAN
- Opponent name
- Alusuisse-Lonza Services AG
Julius & August Erblslöh GmbH & Co.
Vereinigte Aluminum-Werke AG
Hoogovens Groep BV - Board
- 3.2.02
- Headnote
The "problem and solution approach" is no more than one possible route for the assessment of inventiveness. Accordingly, its use is not a sine qua non when deciding inventiveness under Article 56 EPC.
- Relevant legal provisions
- European Patent Convention Art 125 1973European Patent Convention Art 54 1973European Patent Convention Art 56 1973European Patent Convention R 27(1)(c) 1973
- Keywords
- Inventive step (yes)
Problem and solution approach not always appropriate - Catchword
- -
ORDER
For these reasons it is decided that:
1. The decision under appeal is set aside.
2. The patent is maintained as granted.