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Extract from the Register of European Patents

EP About this file: EP0437258

EP0437258 - Method of manufacturing aromatic urethane [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.10.1996
Database last updated on 24.04.2024
Most recent event   Tooltip07.12.2007Lapse of the patent in a contracting statepublished on 09.01.2008  [2008/02]
Applicant(s)For all designated states
NKK CORPORATION
1-2 Marunouchi 1-chome, Chiyoda-ku
Tokyo / JP
[1991/29]
Inventor(s)01 / Ikariya, Takao, c/o Patent & License Dept.
NKK Corporation, 1-2, 1-chome, Marunouchi
Chiyoda-ku, Tokyo / JP
02 / Itagaki, Masanori, c/o Patent & License Dept.
NKK Corporation, 1-2, 1-chome, Marunouchi
Chiyoda-ku, Tokyo / JP
03 / Mizuguchi, Masatsugu, c/o Patent & License Dept.
NKK Corporation, 1-2, 1-chome, Marunouchi
Chiyoda-ku, Tokyo / JP
04 / Hachiya, Tetsuo, c/o Patent & License Dept.
NKK Corporation, 1-2, 1-chome, Marunouchi
Chiyoda-ku, Tokyo / JP
05 / Hattori, Toshiyuki, c/o Patent & License Dept.
NKK Corporation, 1-2, 1-chome, Marunouchi
Chiyoda-ku, Tokyo / JP
06 / Nakamura, Tomomichi, c/o Patent & License Dept.
NKK Corporation, 1-2, 1-chome, Marunouchi
Chiyoda-ku, Tokyo / JP
[1991/29]
Representative(s)Sajda, Wolf E., et al
Meissner Bolte Patentanwälte
Rechtsanwälte Partnerschaft mbB
Widenmayerstrasse 47
80538 München / DE
[N/P]
Former [1991/29]Sajda, Wolf E., Dipl.-Phys., et al
MEISSNER, BOLTE & PARTNER Widenmayerstrasse 48
D-80538 München / DE
Application number, filing date91100253.309.01.1991
[1991/29]
Priority number, dateJP1990000563512.01.1990         Original published format: JP 563590
JP1990009844313.04.1990         Original published format: JP 9844390
JP1990030937215.11.1990         Original published format: JP 30937290
[1995/48]
Former [1991/29]JP1990000563512.01.1990
JP1990009844313.04.1990
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0437258
Date:17.07.1991
Language:EN
[1991/29]
Type: B1 Patent specification 
No.:EP0437258
Date:29.11.1995
Language:EN
[1995/48]
Search report(s)(Supplementary) European search report - dispatched on:EP22.04.1991
ClassificationIPC:C07C271/28, C07C269/00
[1991/29]
CPC:
C07C269/04 (EP)
Designated contracting statesDE,   FR,   GB,   IT,   NL [1991/29]
TitleGerman:Verfahren zur Herstellung aromatischer Urethane[1991/29]
English:Method of manufacturing aromatic urethane[1991/29]
French:Méthode pour la préparation d'uréthanes aromatiques[1991/29]
Examination procedure09.01.1991Examination requested  [1991/29]
17.09.1993Despatch of a communication from the examining division (Time limit: M04)
21.01.1994Reply to a communication from the examining division
02.03.1994Despatch of a communication from the examining division (Time limit: M06)
12.09.1994Reply to a communication from the examining division
22.12.1994Despatch of communication of intention to grant (Approval: No)
19.05.1995Despatch of communication of intention to grant (Approval: later approval)
01.06.1995Communication of intention to grant the patent
06.09.1995Fee for grant paid
06.09.1995Fee for publishing/printing paid
Opposition(s)30.08.1996No opposition filed within time limit [1996/47]
Fees paidRenewal fee
28.01.1993Renewal fee patent year 03
28.01.1994Renewal fee patent year 04
26.01.1995Renewal fee patent year 05
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipFR29.11.1995
IT29.11.1995
[2008/02]
Former [2004/35]FR29.11.1995
IT29.11.1995
Former [1999/42]IT29.11.1995
FR26.04.1996
Former [1996/37]FR26.04.1996
Documents cited:SearchDE3117249  [ ];
 DD158900  [ ];
 US2806051  [ ]
ExaminationUS2677698
 US2409712
    - Houben-Weyl, Methoden der Organischen Chemie, Bd. E4, S.178,179 und 343
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.