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EP0387720
European procedure
Extract from the Register of European Patents
EP About this file: EP0387720
| EP0387720 - Circuit to recognise a reference frequency signal [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 06.10.1994 Database last updated on 19.10.2024 | Most recent event Tooltip | 06.10.1994 | No opposition filed within time limit | published on 23.11.1994 [1994/47] | Applicant(s) | For all designated states SIEMENS AKTIENGESELLSCHAFT Werner-von-Siemens-Str. 1 DE-80333 München / DE | [N/P] |
| Former [1990/38] | For all designated states SIEMENS AKTIENGESELLSCHAFT Wittelsbacherplatz 2 D-80333 München / DE | Inventor(s) | 01 /
Ringelhaan, Otmar, Dipl-Ing. Zugspitzstrasse 9 D-8919 Greifenberg / DE | 02 /
Fenske, Horst, Dipl.-Ing. Lerchenauerstrasse 43 D-8000 München 40 / DE | 03 /
Eichiner, Gerhard, Dipl.-Phys. Josef-Lutz-Weg 35 D-8000 München 70 / DE | [1990/38] | Application number, filing date | 90104519.5 | 09.03.1990 | [1990/38] | Priority number, date | EP19890104713 | 16.03.1989 Original published format: EP 89104713 | [1990/38] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0387720 | Date: | 19.09.1990 | Language: | DE | [1990/38] | Type: | B1 Patent specification | No.: | EP0387720 | Date: | 01.12.1993 | Language: | DE | [1993/48] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.07.1990 | Classification | IPC: | H04B7/26 | [1990/38] | CPC: |
H04B7/2643 (EP)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, NL, SE [1990/38] | Title | German: | Schaltung zur Erkennung eines Frequenzreferenzsignals | [1990/38] | English: | Circuit to recognise a reference frequency signal | [1990/38] | French: | Circuit de reconnaissance d'un signal de référence de fréquence | [1993/48] |
| Former [1990/38] | Circuit pour reconnaître un signal de référence de fréquence | Examination procedure | 08.11.1990 | Examination requested [1991/01] | 20.10.1992 | Despatch of a communication from the examining division (Time limit: M04) | 24.02.1993 | Reply to a communication from the examining division | 22.04.1993 | Despatch of communication of intention to grant (Approval: Yes) | 03.06.1993 | Communication of intention to grant the patent | 19.08.1993 | Fee for grant paid | 19.08.1993 | Fee for publishing/printing paid | Opposition(s) | 02.09.1994 | No opposition filed within time limit [1994/47] | Fees paid | Renewal fee | 25.03.1992 | Renewal fee patent year 03 | 24.03.1993 | 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 | [A]US4358737 (BENNETT ROBERT M) | [A] - IEEE INTERNATIONAL CONFERENCE ON COMMUNICATIONS, Toronto, 22.-25. Juni 1986, vol.3, Seiten 46.8.1 -46.8.6, IEEE, New York, US; P. A. Kennard et al.: "Fading dynamics in high spectral efficiency digital radio" |