T 0427/99 (Blocked isocyanates/BAXENDEN) of 15.11.2001

European Case Law Identifier:

ECLI:EP:BA:2001:T042799.20011115

Date of decision:

15 November 2001

Case number:

T 0427/99

Application number:

85301298.7

IPC class:

C07D 231/12

Language of proceedings:

Distribution:

Download and more information:

Decision text in EN (PDF, 54Â KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in:	EN
Versions:	Unpublished

Title of application:

Blocked isocyanates

Applicant name:

BAXENDEN CHEMICALS LIMITED

Opponent name:

RHONE-POULENC CHIMIE

Board:

3.3.01

Headnote:

Relevant legal provisions:

European Patent Convention 1973 Art 54
European Patent Convention 1973 Art 56
European Patent Convention 1973 Art 83
European Patent Convention 1973 Art 100(a)
European Patent Convention 1973 Art 100(b)
European Patent Convention 1973 Art 100(c)
European Patent Convention 1973 Art 108
European Patent Convention 1973 Art 111(1)
European Patent Convention 1973 Art 123(2)
European Patent Convention 1973 Art 123(3)

Keywords:

Admissibility of appeal before time limit of Article 108 (yes)
Main request: amendments (not allowable) - numerical temperature range disclosed originally with respect to temperature of different nature as now claimed
First auxiliary request (not admitted) - late filed - clearly not allowable
Second auxiliary request (admitted): late filed - limitation of invention to particular granted claims - no fresh issue; amendments (allowable) - shrinking of list; lack of clarity (not admitted) - objected wording already in claims as granted; sufficiency of disclosure (yes) - objected part of claimed invention deleted - lack of evidence; - 2 - inventive step (yes) - closest prior art as acknowledged in patent specification - improper comparison - reformulation of problem - solution unobvious

Catchwords:

Cited decisions: