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EP0496414
European procedure
Extract from the Register of European Patents
EP About this file: EP0496414
| EP0496414 - Process for preparing perfluorooxyaziridines [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 29.03.1996 Database last updated on 18.11.2024 | Most recent event Tooltip | 29.03.1996 | No opposition filed within time limit | published on 15.05.1996 [1996/20] | Applicant(s) | For all designated states AUSIMONT S.p.A. Foro Buonaparte, 31 I-20121 Milano / IT | [1992/31] | Inventor(s) | 01 /
Petrov, Viatcheslav A. 226 Charleston Ave. No.4 Clemson, South Carolina 29631 / US | 02 /
Desmarteau, Darryl D., Clemson University 1007 Berkely Drive Clemson South Carolina 29631 / US | 03 /
Bragante, Letanzio 30, via A. Vespucci I-35020 Albignasego, Padova / IT | [1995/21] |
| Former [1992/31] | 01 /
Petrov, Viatcheslv A. 226 Charleston Ave. No.4 Clemson, South Carolina 29631 / US | ||
| 02 /
Desmarteau, Darryl D., Clemson University 1007 Berkely Drive Clemson South Carolina 29631 / US | |||
| 03 /
Bragante, Letanzio 30, via A. Vespucci I-35020 Albignasego, Padova / IT | Representative(s) | Zumstein jun., Fritz, et al Patentanwälte Dr. F. Zumstein Dipl.-Ing. F. Klingseisen Bräuhausstrasse 4 80331 München / DE | [N/P] |
| Former [1992/31] | Zumstein, Fritz, Dr., et al Patentanwälte, Dr. F. Zumstein, Dipl.-Ing. F. Klingseisen, Bräuhausstrasse 4 D-80331 München / DE | Application number, filing date | 92101141.7 | 24.01.1992 | [1992/31] | Priority number, date | IT1991MI00188 | 25.01.1991 Original published format: IT MI910188 | [1992/41] |
| Former [1992/31] | deleted | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0496414 | Date: | 29.07.1992 | Language: | EN | [1992/31] | Type: | B1 Patent specification | No.: | EP0496414 | Date: | 24.05.1995 | Language: | EN | [1995/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.05.1992 | Classification | IPC: | C07D273/00 | [1992/31] | CPC: |
C07D273/00 (EP,US)
| Designated contracting states | DE, FR, GB [1992/31] | Title | German: | Verfahren zur Herstellung von Perfluoroxaziridinen | [1992/31] | English: | Process for preparing perfluorooxyaziridines | [1992/31] | French: | Procédé pour la préparation de perfluoro-oxaziridines | [1992/31] | Examination procedure | 15.12.1992 | Examination requested [1993/06] | 23.12.1993 | Despatch of a communication from the examining division (Time limit: M04) | 29.04.1994 | Reply to a communication from the examining division | 09.08.1994 | Despatch of communication of intention to grant (Approval: Yes) | 23.11.1994 | Communication of intention to grant the patent | 20.02.1995 | Fee for grant paid | 20.02.1995 | Fee for publishing/printing paid | Opposition(s) | 27.02.1996 | No opposition filed within time limit [1996/20] | Fees paid | Renewal fee | 11.01.1994 | Renewal fee patent year 03 | 10.01.1995 | Renewal fee patent year 04 |
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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. | Documents cited: | Search | [X]US4287128 (RATCLIFFE CHARLES T); | [X]US4874875 (NAVARRINI WALTER [IT], et al) | [XP] - JOURNAL OF FLUORINE CHEMISTRY vol. 53, no. 2, July 1991, LAUSANNE CH pages 181 - 197; L. BRAGANTE ET AL.: 'The chemistry of 3-trifluoromethyl-perfluoro-aza-2-butene and the synthesis of a new oxaziridine: 3,3-bistrifluoro methyl-2-trifluoromethyloxaziridine' | [XD] - JOURNAL OF THE AMERICAN CHEMICAL SOCIETY vol. 98, no. 12, 9 June 1976, WASHINGTON US pages 3529 - 3532; E.R. FALARDEAU ET AL.: 'Direct Synthesis of Fluorinated Peroxides. 6. The Addition of Fluorinated Hydroperoxides to Perfluoro-2-azapropene and the Preparation of the First Perfluorooxazirine' |