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Extract from the Register of European Patents

EP About this file: EP0063767

EP0063767 - 2-Ketosulphon amides and process for their preparation [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.07.1985
Database last updated on 22.08.2024
Most recent event   Tooltip15.07.1985No opposition filed within time limitpublished on 18.09.1985 [1985/38]
Applicant(s)For all designated states
HOECHST AKTIENGESELLSCHAFT
65926 Frankfurt am Main / DE
[N/P]
Former [1982/44]For all designated states
HOECHST AKTIENGESELLSCHAFT
D-65926 Frankfurt am Main / DE
Inventor(s)01 / Günther, Dieter, Dr.
Nachtigallenweg 1A
D-6233 Kelkheim (Taunus) / DE
[1982/44]
Application number, filing date82103244.817.04.1982
[1982/44]
Priority number, dateDE1981311612923.04.1981         Original published format: DE 3116129
[1982/44]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0063767
Date:03.11.1982
Language:DE
[1982/44]
Type: B1 Patent specification 
No.:EP0063767
Date:12.09.1984
Language:DE
[1984/37]
Search report(s)(Supplementary) European search report - dispatched on:EP17.08.1982
ClassificationIPC:C07C143/74
[1982/44]
CPC:
C07C311/03 (EP,US)
Designated contracting statesBE,   CH,   DE,   FR,   GB,   IT,   LI,   NL [1982/44]
TitleGerman:2-Ketosulfonamide und Verfahren zu ihrer Herstellung[1982/44]
English:2-Ketosulphon amides and process for their preparation[1982/44]
French:2-Cétosulphonamides et procédé pour leur préparation[1982/44]
Examination procedure15.01.1983Examination requested  [1983/13]
02.12.1983Despatch of communication of intention to grant (Approval: )
28.02.1984Communication of intention to grant the patent
28.05.1984Fee for grant paid
28.05.1984Fee for publishing/printing paid
Opposition(s)13.06.1985No opposition filed within time limit [1985/38]
Fees paidRenewal fee
12.03.1984Renewal fee patent year 03
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Cited inExamination   - HELVETICA CHIMICA ACTA, Band 45, Nr. 84-85, 1962, Seiten 717-728, Basel, CH. B.J.R. NICOLAUS et al.: "Auf das Zentralnervensystem wirkende Substanzen XXIX. Über neuartige schwefelhaltige Heterocyclen: 4,4-Dialkyl-1,2-thioazetidin-3-on-1,1-dioxide und 2,4,4-Trialkyl-1,2-thioazetidin-3-on1,1-dioxide"
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.