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Extract from the Register of European Patents

EP About this file: EP0036545

EP0036545 - Water insoluble monoazo dyes, their preparation and their use [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.03.1985
Database last updated on 29.07.2024
Most recent event   Tooltip04.03.1985No opposition filed within time limitpublished on 08.05.1985 [1985/19]
Applicant(s)For all designated states
CASSELLA Aktiengesellschaft
Hanauer Landstrasse 526
D-60386 Frankfurt / DE
[1981/39]
Inventor(s)01 / Bühler, Ulrich, Dr.
Nidderaustrasse 13
D-6369 Schöneck 1 / DE
02 / Löwenfeld, Rudolf, Dr.
Quellenweg 2
D-6072 Dreieich / DE
03 / Kosubek, Uwe
Am Vogelanger 28
D-6087 Büttelborn 2 / DE
04 / Kallay, Maria
Kastanienweg 7d
D-6240 Königstein / DE
[1981/39]
Representative(s)Urbach, Hans-Georg, et al
Hanauer Landstrasse 526
60386 Frankfurt / DE
[N/P]
Former [1981/39]Urbach, Hans-Georg, Dr., et al
Hanauer Landstrasse 526
D-60386 Frankfurt / DE
Application number, filing date81101701.109.03.1981
[1981/39]
Priority number, dateDE1980301117822.03.1980         Original published format: DE 3011178
[1981/39]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0036545
Date:30.09.1981
Language:DE
[1981/39]
Type: B1 Patent specification 
No.:EP0036545
Date:25.04.1984
Language:DE
[1984/17]
Search report(s)(Supplementary) European search report - dispatched on:EP21.07.1981
ClassificationIPC:C09B29/095, // D06P3/34
[1981/39]
CPC:
C09B29/095 (EP,US); Y10S534/01 (EP,US)
Designated contracting statesBE,   CH,   DE,   FR,   GB,   IT,   LI [1981/39]
TitleGerman:Wasserunlösliche Monoazofarbstoffe, ihre Herstellung und ihre Verwendung[1981/39]
English:Water insoluble monoazo dyes, their preparation and their use[1981/39]
French:Colorants monoazoiques insolubles dans l'eau, leur préparation et leur utilisation[1981/39]
Examination procedure25.03.1982Examination requested  [1982/24]
22.06.1982Despatch of a communication from the examining division (Time limit: M04)
26.10.1982Reply to a communication from the examining division
11.11.1982Despatch of a communication from the examining division (Time limit: M03)
10.02.1983Reply to a communication from the examining division
01.07.1983Despatch of communication of intention to grant (Approval: )
20.09.1983Communication of intention to grant the patent
12.11.1983Fee for grant paid
12.11.1983Fee for publishing/printing paid
Opposition(s)25.01.1985No opposition filed within time limit [1985/19]
Fees paidRenewal fee
25.02.1983Renewal fee patent year 03
29.03.1984Renewal fee patent year 04
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Documents cited:Search[XD]JPS4735353B  ;
 FR785958  [ ] (STE IND CHIM BALE);
 [X]US2151857  (GOTTFRIED MANZ, et al);
 [X]US2323314  (DICKEY JOSEPH B, et al);
 US2373700  [ ] (MCNALLY JAMES G, et al);
 [X]CH589695  (SANDOZ AG)
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.