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Extract from the Register of European Patents

EP About this file: EP0963979

EP0963979 - Method of producing 1,2,4-triazole starting from ketazin [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.11.2007
Database last updated on 11.09.2024
Most recent event   Tooltip02.11.2007No opposition filed within time limitpublished on 05.12.2007  [2007/49]
Applicant(s)For all designated states
MITSUBISHI GAS CHEMICAL COMPANY, INC.
5-2, Marunouchi 2-chome, Chiyoda-ku
Tokyo 100-0005 / JP
[2006/52]
Former [1999/50]For all designated states
MITSUBISHI GAS CHEMICAL COMPANY, INC.
5-2, Marunouchi 2-chome, Chiyoda-Ku
Tokyo 100-0005 / JP
Inventor(s)01 / Nagata, Nobuhiro Mitsubishi Gas Chemical Cpy, Inc.
Yokkaichi Factory, 4-16, Hinagahigashi 2-chome
Yokkaichi-shi, Mie-ken / JP
02 / Nishizawa, Chiharu Mitsubishi Gas Chemical Company
Yokkaichi Factory, 4-16, Hinagahigashi 2-chome
Yokkaichi-shi, Mie-ken / JP
03 / Kurai, Toshikiyo Mitsubishi Gas Chemical Cpy, Inc.
5-2, Marunouchi 2-chome, Chiyoda-ku
Tokyo / JP
[1999/50]
Representative(s)Gille Hrabal Partnerschaftsgesellschaft mbB Patentanwälte
Brucknerstraße 20
40593 Düsseldorf / DE
[N/P]
Former [1999/50]Türk - Gille - Hrabal - Struck
Patentanwälte - European Patent Attorneys, Brucknerstrasse 20
40593 Düsseldorf / DE
Application number, filing date99108294.228.04.1999
[1999/50]
Priority number, dateJP1998012899712.05.1998         Original published format: JP 12899798
[1999/50]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0963979
Date:15.12.1999
Language:EN
[1999/50]
Type: B1 Patent specification 
No.:EP0963979
Date:27.12.2006
Language:EN
[2006/52]
Search report(s)(Supplementary) European search report - dispatched on:EP07.10.1999
ClassificationIPC:C07D249/08
[1999/50]
CPC:
C07D231/12 (EP,US); C07D233/56 (EP,US); C07D249/08 (EP,US)
Designated contracting statesDE,   FR,   GB [2000/34]
Former [1999/50]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Verfahren zur Herstellung von 1,2,4-Triazolen ausgehend von Ketazinen[1999/50]
English:Method of producing 1,2,4-triazole starting from ketazin[1999/50]
French:Procédé de préparation de 1,2,4-triazoles a partir de cétazines[1999/50]
Examination procedure22.05.2000Examination requested  [2000/29]
26.02.2004Despatch of a communication from the examining division (Time limit: M04)
21.05.2004Reply to a communication from the examining division
05.07.2006Communication of intention to grant the patent
30.10.2006Fee for grant paid
30.10.2006Fee for publishing/printing paid
Opposition(s)28.09.2007No opposition filed within time limit [2007/49]
Fees paidRenewal fee
26.04.2001Renewal fee patent year 03
19.04.2002Renewal fee patent year 04
16.04.2003Renewal fee patent year 05
21.04.2004Renewal fee patent year 06
14.04.2005Renewal fee patent year 07
22.03.2006Renewal fee patent year 08
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Documents cited:Search[Y]US4390704  (BEER HANS [AT]) [Y] 1-12 * column W *;
 [Y]EP0030209  (CIBA GEIGY AG [CH]) [Y] 1-12 * column W *;
 [Y]US4267346  (KAISER REINHARD, et al) [Y] 1-12 * column W *;
 [YD]JPS5695177  ;
 [Y]US4725421  (SCHIRMANN JEAN P [FR], et al) [Y] 1-12 * column W *;
 [Y]EP0758642  (MITSUBISHI GAS CHEMICAL CO [JP]) [Y] 1-12 * claim 8 *;
 [Y]US4283545  (KNORR HARALD, et al) [Y] 1-12 * column W *;
 [Y]US4323705  (KNORR HARALD) [Y] 1-12 * column W *
 [YD]  - PATENT ABSTRACTS OF JAPAN, (19811021), vol. 005, no. 164, Database accession no. (C - 076), & JP56095177 A 19810801 (KOEI CHEM CO LTD) [YD] 1-12 * abstract *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.