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EP0579875
European procedure
Extract from the Register of European Patents
EP About this file: EP0579875
| EP0579875 - Quality factor tuning system [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 17.07.1998 Database last updated on 08.06.2024 | Most recent event Tooltip | 10.10.2008 | Change - representative | published on 12.11.2008 [2008/46] | Applicant(s) | For all designated states ALCATEL 54, rue La Boétie 75008 Paris / FR | [N/P] |
| Former [1997/30] | For all designated states ALCATEL ALSTHOM COMPAGNIE GENERALE D'ELECTRICITE 54, rue La Boétie 75008 Paris / FR | ||
| Former [1997/21] | For all designated states ALCATEL ALSTHOM COMPAGNIE GENERALE D'ELECTRICITE 54, rue La Boétie 75008 Paris / FR | ||
| For all designated states ALCATEL N.V. Burgemeester Elsenlaan 170 NL-2288 BH Rijswijk / NL | |||
| Former [1996/20] | For all designated states ALCATEL BELL Naamloze Vennootschap Francis Wellesplein 1 B-2018 Antwerpen 1 / BE | ||
| For all designated states ALCATEL N.V. Burgemeester Elsenlaan 170 NL-2288 BH Rijswijk / NL | |||
| Former [1995/13] | For all designated states BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap Francis Wellesplein 1 B-2018 Antwerp / BE | ||
| For all designated states ALCATEL N.V. Burgemeester Elsenlaan 170 NL-2288 BH Rijswijk / NL | |||
| Former [1994/04] | For all designated states ALCATEL N.V. Strawinskylaan 341, (World Trade Center) NL-1077 XX Amsterdam / NL | ||
| For all designated states BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap Francis Wellesplein 1 B-2018 Antwerp / BE | Inventor(s) | 01 /
Sevenhans, Joannes Mathilda Josephus Prins Kavellei 126 B-2930 Brasschaat / BE | 02 /
van Paemel, Mark Gerrit Steven Jozef De Hulsten 8 B-2980 Zoersel / BE | [1994/04] | Representative(s) | Narmon, Gisèle Marie Thérèse, et al Alcatel-Lucent Bell N.V. Intellectual Property Department Copernicuslaan 50 2018 Antwerpen / BE | [N/P] |
| Former [2008/46] | Narmon, Gisèle Marie Thérèse, et al Alcatel Bell N.V. Intellectual Property Department Copernicuslaan 50 2018 Antwerpen / BE | ||
| Former [1997/21] | Narmon, Gisèle, et al Alcatel Bell N.V. Francis Wellesplein 1 2018 Antwerpen / BE | ||
| Former [1995/13] | (deleted) | ||
| Former [1994/04] | Vermeersch, Robert, et al BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap Patent Department Francis Wellesplein 1 B-2018 Antwerpen / BE | Application number, filing date | 92202292.6 | 24.07.1992 | [1994/04] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0579875 | Date: | 26.01.1994 | Language: | EN | [1994/04] | Type: | B1 Patent specification | No.: | EP0579875 | Date: | 10.09.1997 | Language: | EN | [1997/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 21.04.1993 | Classification | IPC: | H03H11/04 | [1994/04] | CPC: |
H03H11/0472 (EP,US);
H03H11/0433 (EP,US)
| Designated contracting states | BE, CH, DE, ES, FR, GB, IT, LI, NL, SE [1994/16] |
| Former [1994/04] | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, MC, NL, PT, SE | Title | German: | System zur Abstimmung eines Qualitätsfaktors | [1994/04] | English: | Quality factor tuning system | [1994/04] | French: | Système de réglage d'un facteur de qualité | [1994/04] | Examination procedure | 27.07.1993 | Loss of particular rights, legal effect: designated state(s) | 29.10.1993 | Despatch of communication of loss of particular rights: designated state(s) AT, DK, GR, LU, MC, PT | 09.07.1994 | Examination requested [1994/36] | 22.07.1996 | Despatch of a communication from the examining division (Time limit: M04) | 14.09.1996 | Reply to a communication from the examining division | 03.12.1996 | Despatch of communication of intention to grant (Approval: Yes) | 18.02.1997 | Communication of intention to grant the patent | 28.05.1997 | Fee for grant paid | 28.05.1997 | Fee for publishing/printing paid | Opposition(s) | 11.06.1998 | No opposition filed within time limit [1998/36] | Fees paid | Renewal fee | 09.07.1994 | Renewal fee patent year 03 | 31.07.1995 | Renewal fee patent year 04 | 31.07.1996 | Renewal fee patent year 05 | 26.06.1997 | Renewal fee patent year 06 | Penalty fee | Penalty fee Rule 85a EPC 1973 | 30.08.1993 | AT M01 Not yet paid | 30.08.1993 | DK M01 Not yet paid | 30.08.1993 | GR M01 Not yet paid | 30.08.1993 | LU M01 Not yet paid | 30.08.1993 | MC M01 Not yet paid | 30.08.1993 | PT M01 Not yet paid |
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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] - IEEE JOURNAL OF SOLID-STATE CIRCUITS. vol. 27, no. 2, February 1992, NEW YORK US pages 142 - 153 BRAM NAUTA: 'A CMOS Transconductance-C Filter Technique for Very High Frequencies.' | [A] - IEEE JOURNAL OF SOLID-STATE CIRCUITS. vol. SC-20, no. 6, December 1985, NEW YORK US pages 1114 - 1121 MIHAI BANU AND YANNIS TSIVIDIS: 'An Elliptic Continuous-Time CMOS Filter with On-Chip Automatic Tuning.' |