T 0647/98 (Pulp treatment/NALCO) of 19.11.2003
- European Case Law Identifier
- ECLI:EP:BA:2003:T064798.20031119
- Date of decision
- 19 November 2003
- Case number
- T 0647/98
- Online on
- 24 February 2004
- Petition for review of
- -
- Application number
- 95103245.7
- IPC class
- D21H 17/00
- 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
- Cationic and anionic polyelectrolytes for enhancing the freeness of paper pulp
- Applicant name
- NALCO CHEMICAL COMPANY
- Opponent name
- -
- Board
- 3.3.06
- Headnote
- -
- Relevant legal provisions
- European Patent Convention Art 56 1973
- Keywords
- Inventive step (main request): no - no improvement over the closest prior art; obvious alternative
Inventive step (auxiliary request): yes - prior art teaching away from the claimed combination of features; surprising effect - Catchword
- -
- Cited cases
- -
- Citing cases
- -
ORDER
For these reasons it is decided that:
1. The decision under appeal is set aside;
2. the case is remitted to the first instance with the order to grant a patent on the basis of the auxiliary request (Claims 1 to 6) filed during the oral proceedings and a description to be adapted.