T 0051/97 (Crystalline dye/NIPPON) of 24.08.2000
- European Case Law Identifier
- ECLI:EP:BA:2000:T005197.20000824
- Date of decision
- 24 August 2000
- Case number
- T 0051/97
- Petition for review of
- -
- Application number
- 89122649.0
- IPC class
- C09B 67/48
- Language of proceedings
- English
- Distribution
- Distributed to board chairmen (C)
- Download
- Decision in English
- OJ versions
- No OJ links found
- Other decisions for this case
- -
- Abstracts for this decision
- -
- Application title
- Crystalline form of a dye and a process for preparing the same
- Applicant name
- NIPPON KAYAKU KABUSHIKI KAISHA
- Opponent name
- DyStar Textilfarben GmbH & Co. Deutschland KG
- Board
- 3.3.01
- Headnote
- -
- Relevant legal provisions
- European Patent Convention Art 56 1973
- Keywords
- Inventive step (no) - foreseeable improvement of properties - obvious to try
- Catchword
- -
ORDER
For these reasons it is decided that:
1. The decision under appeal is set aside.
2. The patent is revoked.