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Extract from the Register of European Patents

EP About this file: EP0080106

EP0080106 - Process for preparing N-substituted N-isocyanatocarbonyl carbamates [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  11.08.1986
Database last updated on 03.10.2024
Most recent event   Tooltip11.08.1986No opposition filed within time limitpublished on 01.10.1986 [1986/40]
Applicant(s)For all designated states
BAYER AG
51368 Leverkusen / DE
[N/P]
Former [1983/22]For all designated states
BAYER AG
D-51368 Leverkusen / DE
Inventor(s)01 / Kühle, Engelbert, Dr.
Von-Bodelschwingh-Strasse 42
D-5060 Bergisch-Gladbach 2 / DE
02 / Hagemann, Hermann, Dr.
Kandinsky-Strasse 52
D-5090 Leverkusen 1 / DE
[1983/22]
Application number, filing date82110322.309.11.1982
[1983/22]
Priority number, dateDE1981314623021.11.1981         Original published format: DE 3146230
[1983/22]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0080106
Date:01.06.1983
Language:DE
[1983/22]
Type: B1 Patent specification 
No.:EP0080106
Date:16.10.1985
Language:DE
[1985/42]
Search report(s)(Supplementary) European search report - dispatched on:EP23.03.1983
ClassificationIPC:C07C125/06
[1983/22]
CPC:
C07C275/60 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   NL [1983/22]
TitleGerman:Verfahren zur Herstellung von N-substituierten N-Isocyanatocarbonyl-carbamaten[1983/22]
English:Process for preparing N-substituted N-isocyanatocarbonyl carbamates[1983/22]
French:Procédé de préparation de N-isocyanatocarbonyl-carbamates N-substitués[1983/22]
Examination procedure11.11.1982Examination requested  [1983/22]
18.10.1984Despatch of a communication from the examining division (Time limit: M04)
10.11.1984Reply to a communication from the examining division
18.01.1985Despatch of communication of intention to grant (Approval: )
09.04.1985Communication of intention to grant the patent
15.04.1985Fee for grant paid
15.04.1985Fee for publishing/printing paid
Opposition(s)17.07.1986No opposition filed within time limit [1986/40]
Fees paidRenewal fee
20.10.1984Renewal fee patent year 03
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Documents cited:Search[XD]  - SYNTHESIS, 1980, Seite 112, Georg Thieme Verlag, Stuttgart, DE.
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.