T 1558/23 of 15.05.2025
- European Case Law Identifier
- ECLI:EP:BA:2025:T155823.20250515
- Date of decision
- 15 May 2025
- Case number
- T 1558/23
- Petition for review of
- -
- Application number
- 15728244.3
- IPC class
- C09D 183/14C08L 83/04C09D 183/04
- 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
- RELEASE MODIFIER COMPOSITION
- Applicant name
- Momentive Performance Materials Inc.
- Opponent name
- ELKEM SILICONES France SAS
- Board
- 3.3.02
- Headnote
- -
- Relevant legal provisions
- European Patent Convention Art 123(2)Rules of procedure of the Boards of Appeal Art 12(2)Rules of procedure of the Boards of Appeal Art 12(3)Rules of procedure of the Boards of Appeal Art 13(2)
- Keywords
- Amendments - added subject-matter
Amendment after notification of Art. 15(1) RPBA communication - deletion of alternative(s) in claim - Catchword
- -
- Citing cases
- -
Order
For these reasons it is decided that:
1. The decision under appeal is set aside.
2. The patent is revoked.