T 0331/87 (Removal of feature) of 6.7.1989

European Case Law Identifier: ECLI:EP:BA:1989:T033187.19890706
Date of decision: 06 July 1989
Case number: T 0331/87
Application number: 79103198.2
IPC class: B21D 28/24
B23K 26/00
Language of proceedings: EN
Distribution: A
Download and more information:
Decision text in EN (PDF, 505 KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: OJ | Published
Title of application: -
Applicant name: Houdaille
Opponent name: Voest-Alpine
Board: 3.2.02
Headnote: The replacement or removal of a feature from a claim may not violate Article 123(2) EPC provided the skilled person would directly and unambiguously recognise that (1) the feature was not explained as essential in the disclosure, (2) it is not, as such, indispensable for the function of the invention in the light of the technical problem it serves to solve, and (3) the replacement or removal requires no real modification of other features to compensate for the change (cf. point 6 of the Reasons; following Decision T 260/85, "Coaxial connector/AMP" OJ EPO 1989, 105).
Relevant legal provisions:
European Patent Convention 1973 Art 100(c)
European Patent Convention 1973 Art 123(2)
Keywords: Amendment during prosecution
Deletion of inessential feature allowed
Catchwords:

-

Cited decisions:
-
Citing decisions:
T 0136/88
T 0527/88
T 0392/89
T 0060/90
T 0147/90
T 0225/90
T 0386/90
T 0685/90
T 0688/90
T 0691/90
T 0860/90
T 0064/91
T 0319/91
T 0553/91
T 0269/92
T 0441/92
T 0545/92
T 0623/92
T 0758/92
T 0374/93
T 0673/93
T 0058/94
T 0542/94
T 0592/94
T 0396/95
T 0482/95
T 0625/95
T 0763/95
T 0052/96
T 0290/96
T 0442/96
T 0487/96
T 0538/96
T 0604/96
T 0965/96
T 0518/97
T 0740/97
T 1074/97
T 1221/97
T 0221/98
T 0765/98
T 1040/98
T 0320/99
T 0329/99
T 0473/99
T 0695/99
T 0713/99
T 0764/99
T 1103/99
T 0743/00
T 1057/00
T 0220/01
T 0445/01
T 0746/01
T 0892/01
T 1082/01
T 1227/01
T 0284/02
T 0720/02
T 0797/02
T 1158/02
T 0241/03
T 0404/03
T 0910/03
T 1202/03
T 0238/04
T 0262/04
T 0958/04
T 1227/04
T 0690/05
T 1291/05
T 1562/05
T 0020/06
T 0308/06
T 1091/06
T 0405/07
T 0465/07
T 0708/07
T 0765/07
T 0775/07
T 1054/07
T 1140/07
T 1785/07
T 1866/07
T 0239/08
T 0407/08
T 0800/08
T 1920/08
T 2135/08
T 2202/08
T 0209/09
T 0582/09
T 0689/09
T 0795/09
T 1600/09
T 2285/09
T 2330/09
T 0207/10
T 0405/10
T 0648/10
T 0747/10
T 1118/10
T 1643/10
T 2282/10
T 2311/10
T 1345/11
T 1840/11
T 2347/11
T 2561/11
T 0219/12
T 0755/12
T 1137/12
T 2095/12
T 2599/12
T 1852/13
T 1151/14
T 1461/14
T 1462/14
T 0553/15
T 1420/15
T 1472/15
T 0085/16
T 0515/16
T 0830/16
T 0833/16
T 1189/16
T 1365/16
T 2351/16
T 0437/17
T 1193/19

Source: http://www.epo.org/law-practice/case-law-appeals/recent/t870331ex1.html

Date retrieved: 17 May 2021

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