T 0550/04 (Production of quinacridones/TOYO INK) of 2.4.2008

European Case Law Identifier: ECLI:EP:BA:2008:T055004.20080402
Date of decision: 02 April 2008
Case number: T 0550/04
Application number: 94304782.9
IPC class: C09B 48/00
Language of proceedings: EN
Distribution: C
Download and more information:
Decision text in EN (PDF, 60 KB)
Documentation of the appeal procedure can be found in the Register
Bibliographic information is available in: EN
Versions: Unpublished
Title of application: Process for the production of 2,5-di(arylamino)-3,6- dihydroterephthalic acid dialkyl ester, and process for the production of quinacridone from said ester as intermediate
Applicant name: TOYO INK MANUFACTURING CO., LTD.
Opponent name: Ciba Specialty Chemicals Holding Inc.
Board: 3.3.01
Headnote: -
Relevant legal provisions:
European Patent Convention 1973 Art 56
European Patent Convention 1973 Art 114(2)
European Patent Convention R 103
European Patent Convention R 124(1)
RBPA Art 013(3)
Keywords: Admissibility of a late filed test report (no)
Inventive step (yes) - determination of the closest prior art - no-obvious solution of the technical problem
Request to record matter in the minutes of the oral proceedings (refused)
Reimbursement of the appeal fee (no)
Catchwords:

-

Cited decisions:
T 0928/98
T 0263/05
Citing decisions:
T 0071/06
T 2351/08
T 1826/18

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