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EP0639021
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EP About this file: EP0639021
| EP0639021 - Circuit arrangement for a transformerless subscriber line interface circuit [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 16.04.1999 Database last updated on 16.07.2024 | Most recent event Tooltip | 16.04.1999 | Application deemed to be withdrawn | published on 02.06.1999 [1999/22] | Applicant(s) | For all designated states DeTeWe - Deutsche Telephonwerke Aktiengesellschaft & Co. Zeughofstrasse 1 10997 Berlin / DE | [N/P] |
| Former [1995/07] | For all designated states DeTeWe - Deutsche Telephonwerke Aktiengesellschaft & Co. Zeughofstrasse 1 D-10997 Berlin / DE | Inventor(s) | 01 /
Neuhaus, Hans-Jürgen Wilhelmshöher Strasse 10 D-12161 Berlin / DE | [1995/07] | Application number, filing date | 94107415.5 | 13.05.1994 | [1995/07] | Priority number, date | DE19934326238 | 31.07.1993 Original published format: DE 4326238 | [1995/07] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0639021 | Date: | 15.02.1995 | Language: | DE | [1995/07] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.09.1994 | Classification | IPC: | H04M19/00 | [1995/07] | CPC: |
H04M19/005 (EP);
H04Q2213/13082 (EP);
H04Q2213/13305 (EP)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LI, LU, NL, PT, SE [1995/07] | Title | German: | Schaltungsanordnung für eine übertragerlose Teilnehmerleitungsschnittstelle | [1995/07] | English: | Circuit arrangement for a transformerless subscriber line interface circuit | [1995/07] | French: | Circuit d'interface de ligne d'abonné sans transformateur | [1995/07] | Examination procedure | 13.03.1995 | Examination requested [1995/19] | 20.07.1998 | Despatch of communication of intention to grant (Approval: Yes) | 27.08.1998 | Communication of intention to grant the patent | 08.12.1998 | Application deemed to be withdrawn, date of legal effect [1999/22] | 08.01.1999 | Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time [1999/22] | Fees paid | Renewal fee | 09.04.1996 | Renewal fee patent year 03 | 23.04.1997 | Renewal fee patent year 04 | 30.04.1998 | Renewal fee patent year 05 |
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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 | [XY]US3649769 (PEST) [X] 1 * abstract * [Y] 2-4; | [XY]US4004104 (PICANDET ET AL.) [X] 1 * abstract * [Y] 2-4; | [X]DE2844632 (TE KA DE GMBH) [X] 1 * the whole document *; | [A]JPS5742263 | [A] - PATENT ABSTRACTS OF JAPAN, (19820626), vol. 6, no. 115, Database accession no. (E - 115)<993> , & JP57042263 A 19820309 (FUJITSU K.K.) [A] 3,4 * abstract * |