T 0809/99 () of 22.10.2002

European Case Law Identifier: ECLI:EP:BA:2002:T080999.20021022
Date of decision: 22 October 2002
Case number: T 0809/99
Application number: 89300178.4
IPC class: A44B 18/00
Language of proceedings: EN
Distribution: B
Download and more information:
Decision text in EN (PDF, 35 KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: Unpublished
Title of application: Disposable diaper with improved hook fastener portion
Applicant name: MINNESOTA MINING AND MANUFACTURING COMPANY
Opponent name: Kuraray Co., Ltd
Board: 3.2.06
Headnote: On appeal the non-appealing patent proprietor is primarily restricted to defending the claims as maintained by the Opposition Division. If these claims are not allowable, the principle of prohibition of reformatio in peius applies, i.e. an amended claim which would put the opponent and sole appellant in a worse situation than if it had not appealed must be rejected.
The only exception to this principle as set out in G 1/99 requires consideration of a particular sequence of possibilities for overcoming the deficiency presented by the claim(s). The first solution for overcoming the deficiency to be considered (an amendment introducing one or more originally disclosed limiting features which would not put the opponent-appellant in a worse situation than it was in before it appealed) in fact concerns a limitation of the scope of the claim. Such limitation can also be achieved by deleting the alternative embodiment in the claim, which led to the deficiency.
The proprietor's argument that the limitation to only one of the two alternatives would render the scope of protection too narrow for it to be commercially interesting is not a valid reason for dismissing this solution and proceeding to the next possible solution indicated in G 1/99 (reasons 2.4).
Relevant legal provisions:
European Patent Convention 1973 Art 84
European Patent Convention 1973 Art 123(2)
European Patent Convention 1973 Art 123(3)
Keywords: Clarity of claims (main request) - no
Admissibility of amendments (first and second auxiliary requests) - no
Adjournment of the proceedings (third auxiliary request) - no
Admissibility of new claims filed during oral proceedings - no
Reformatio in peius - yes
Catchwords:

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Cited decisions:
G 0010/91
G 0001/99
Citing decisions:
-

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