T 0191/93 () of 7.6.1994

European Case Law Identifier: ECLI:EP:BA:1994:T019193.19940607
Date of decision: 07 June 1994
Case number: T 0191/93
Application number: 84104945.5
IPC class: G01L 9/00
G01L 13/02
Language of proceedings: EN
Distribution: B
Download and more information:
Decision text in EN (PDF, 770 KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: Unpublished
Title of application: Semiconductor differential pressure transducer
Applicant name: Hitachi, Ltd.
Opponent name: (01) Endress + Hauser GmbH + Co.
(02) Siemens AG
Board: 3.4.02
Headnote: -
Relevant legal provisions:
European Patent Convention 1973 Art 123(2)
European Patent Convention 1973 Art 123(3)
European Patent Convention 1973 Art 84
European Patent Convention 1973 Art 56
Keywords: Main request: added subject-matter (yes)
1st auxiliary request: broadening of scope of protection (no)
Amendments - added subject-matter (no)
Clarity (yes)
Inventive step (yes)
Catchwords:

Amendments introducing new features including the expressions "much nearer" which are based exclusively on the original drawings and which are isolated from other features derivable from said drawings extend the subject-matter beyond the content of the application as filed if, without said other features, the defined subject-matter is ambiguous and thus its features do not provide greater precision (c.f. T 0169/93, OJ EPO 1985, 193).

Cited decisions:
T 0169/83
T 0066/85
Citing decisions:
T 0422/95
T 1135/98
T 0832/04
T 0184/05
T 0884/05
T 0926/06
T 0666/07
T 1011/07
T 1413/09
T 1985/09
T 2359/09
T 0983/12

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