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EP0021309
European procedure
Extract from the Register of European Patents
EP About this file: EP0021309
| EP0021309 - Circuit arrangement for telecommunications exchanges, in particular telephone exchanges, with the metering impulse frequencies graduated according to time [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.09.2016 Database last updated on 27.07.2024 | Most recent event Tooltip | 14.09.2016 | No opposition filed within time limit | Applicant(s) | For all designated states SIEMENS AKTIENGESELLSCHAFT Werner-von-Siemens-Str. 1 DE-80333 München / DE | [N/P] |
| Former [1981/01] | For all designated states SIEMENS AKTIENGESELLSCHAFT Wittelsbacherplatz 2 D-80333 München / DE | Inventor(s) | 01 /
Hilliges, Friedrich Spechtstrasse 15 D-8031 Eichenau / DE | [1981/01] | Application number, filing date | 80103352.3 | 16.06.1980 | [1981/01] | Priority number, date | DE19792925794 | 26.06.1979 Original published format: DE 2925794 | [1981/01] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0021309 | Date: | 07.01.1981 | Language: | DE | [1981/01] | Type: | B1 Patent specification | No.: | EP0021309 | Date: | 13.04.1983 | Language: | DE | [1983/15] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.10.1980 | Classification | IPC: | H04M15/22, H04M3/42 | [1981/01] | CPC: |
H04M3/38 (EP,US);
H04M15/22 (EP,US)
| Designated contracting states | FR, GB, IT, SE [1981/01] | Title | German: | Schaltungsanordnung für Fernmeldevermittlungsanlagen, insbesondere Fernsprechvermittlungsanlagen, mit zeitlicher Staffelung der Gebührenzählimpulsfrequenzen | [1981/01] | English: | Circuit arrangement for telecommunications exchanges, in particular telephone exchanges, with the metering impulse frequencies graduated according to time | [1981/01] | French: | Circuit pour des centraux de télécommunication, en particulier des centraux téléphoniques, dans lequel les fréquences des impulsions de taxe sont échelonnées suivant le temps | [1981/01] | Examination procedure | 07.07.1981 | Examination requested [1981/38] | 19.07.1982 | Despatch of communication of intention to grant (Approval: ) | 07.10.1982 | Communication of intention to grant the patent | 26.11.1982 | Fee for grant paid | 26.11.1982 | Fee for publishing/printing paid | Opposition(s) | 14.01.1984 | No opposition filed within time limit [ N /P ] | Fees paid | Renewal fee | 22.06.1982 | Renewal fee patent year 03 |
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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. | Lapses during opposition Tooltip | FR | 13.04.1983 | SE | 17.06.1983 | [2002/24] |
| Former [1984/20] | SE | 17.06.1983 | Documents cited: | Search | DE1249357 [ ]; | DE2218129 [ ]; | US2887536 [ ] (HOECKLEY ODEN); | DE916307 [ ] (SIEMENS AG); | US3150236 [ ] (GORGAS JOHN W, et al); | US3934095 [ ] (MATTHEWS GORDON H, et al) | [ ] - IEEE TRANSACTIONS ON COMMUNICATION TECHNOLOGY, Band COM-14, Heft 6, Dezember 1966, New York, US, E.J. GLENNER et al.: "System design parameters of overseas AUTOVON switching system", Seiten 685-692 * Seite 686, rechte Spalte, Zeile 31 bis Seite 687, linke Spalte, Zeile 5; Seite 688, rechte Spalte, Zeile 10 bis Seite 689, rechte Spalte, Zeile 2 * | [ ] - TELECOMMUNICATIONS AND RADIO ENGINEERING, Band 31/32, Heft 11, November 1977, Washington, US, L.D. HYINA et al.: "The AMTC-4 automatic intercity telephone station", Seiten 8-17 * Seite 9, Zeilen 9-18; Seite 10, Zeilen 38-42 * | [ ] - PROCEEDINGS OF THE NATIONAL ELECTRONICS CONFERENCE, Band 31, 1977, Oak Brook, Illinois, US, A.M. COTRONEO et al.: "Studies on implementation of features in a modern switch for the italian network", Seiten 273-278 * Seite 274, linke Spalte, Zeile 11 bis rechte Spalte, Zeile 22; Seite 277, Tabellen 1-3 * |