T 0407/91 (Dimethyl ether/Mitsubishi) of 15.04.1993
- European Case Law Identifier
- ECLI:EP:BA:1993:T040791.19930415
- Date of decision
- 15 April 1993
- Case number
- T 0407/91
- Petition for review of
- -
- Application number
- 84104657.6
- IPC class
- C07C 43/04
- 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
- Process for the production of dimethyl ether useful as a propellant
- Applicant name
- Mitsubishi Kasei Corporation
- Opponent name
- Hüls Aktiengesellschaft
DEA Mineralöl Aktiengesellschaft - Board
- 3.3.01
- Headnote
- -
- Relevant legal provisions
- European Patent Convention Art 56 1973
- Keywords
- Inventive step - (no)
Inventive step - obvious combination of known features - Catchword
- -
- Cited cases
- -
- Citing cases
- -
ORDER
For these reasons, it is decided that:
1. The appeal is allowed.
2. The patent is revoked.