T 0246/91 (Gel-forming composition/OXY) of 14.09.1993
- European Case Law Identifier
- ECLI:EP:BA:1993:T024691.19930914
- Date of decision
- 14 September 1993
- Case number
- T 0246/91
- Petition for review of
- -
- Application number
- 85900903.7
- IPC class
- C09K 7/02
- 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
- Gel and process for retarding fluid flow
- Applicant name
- Oxy USA Inc.
- Opponent name
- -
- Board
- 3.3.01
- Headnote
- -
- Relevant legal provisions
- European Patent Convention Art 56 1973European Patent Convention Art 82 1973European Patent Convention Art 84 1973European Patent Convention R 29(5) 1973
- Keywords
- Inventive step (acknowledged, after amendment)
Definition of the technical problem
Reasonable number of claims; undue burden on public if number is large - Catchword
- What is a reasonable number of claims (Rule 29(5) EPC) depends on the facts and circumstances of each particular case. In the present application, to construe 157 claims imposes a severe and undue burden on the public (No. 7.2).
- Cited cases
- T 0495/91
ORDER
For these reasons, it is decided that
1. The decision under appeal is set aside.
2. The case is remitted to the Examining Division for further prosecution on the basis of Claim 1 submitted in the course of oral proceedings.