T 0356/90 of 21.06.1991
- European Case Law Identifier
- ECLI:EP:BA:1991:T035690.19910621
- Date of decision
- 21 June 1991
- Case number
- T 0356/90
- Online on
- 26 July 1991
- Petition for review of
- -
- Application number
- 83101979.9
- IPC class
- H02M 7/48
- Language of proceedings
- English
- Distribution
- No distribution (D)
- Download
- Decision in English
- OJ versions
- No OJ links found
- Other decisions for this case
- -
- Abstracts for this decision
- -
- Application title
- Inverter device using gate turn-off thyristors
- Applicant name
- Hitachi, Ltd
- Opponent name
- Siemens AG
- Board
- 3.5.02
- Headnote
- -
- Relevant legal provisions
- European Patent Convention Art 56 1973
- Keywords
- Inventive step (no)
- Catchword
- -
- Cited cases
- -
- Citing cases
- -
ORDER
For these reasons, it is decided that:
1. The decision under appeal is set aside.
2. European patent No. 0 088 338 is revoked.