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EP0559269
European procedure
Extract from the Register of European Patents
EP About this file: EP0559269
| EP0559269 - Method of improving the transmission of data packets having different priorities in accordance with the DQDB protocol [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 15.05.1998 Database last updated on 29.06.2024 | Most recent event Tooltip | 17.12.1999 | Lapse of the patent in a contracting state New state(s): GR | published on 02.02.2000 [2000/05] | Applicant(s) | For all designated states Koninklijke KPN N.V. Stationsplein 7 9726 AE Groningen / NL | [N/P] |
| Former [1993/36] | For all designated states Koninklijke PTT Nederland N.V. P.O. Box 95321 NL-2509 CH The Hague / NL | Inventor(s) | 01 /
Janssen, Sander Johan Leon Marie Hugo de Grootstraat 17 NL-2518 EA The Hague / NL | 02 /
Poelhekken, Thomas Daniel Lange Mare 70a NL-2312 GS Leiden / NL | [1993/36] | Application number, filing date | 93200518.4 | 24.02.1993 | [1993/36] | Priority number, date | NL19920000405 | 04.03.1992 Original published format: NL 9200405 | [1993/36] | Filing language | NL | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0559269 | Date: | 08.09.1993 | Language: | EN | [1993/36] | Type: | B1 Patent specification | No.: | EP0559269 | Date: | 09.07.1997 | Language: | EN | [1997/28] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 21.06.1993 | Classification | IPC: | H04L12/40, H04L12/28 | [1993/36] | CPC: |
H04L12/40182 (EP,US);
H04L12/417 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LI, LU, NL, PT, SE [1993/36] | Title | German: | Verfahren zur Verbesserung der Übertragung von Datenpaketen underschiedlicher Vorränge gemäss dem DQDB-Protokoll | [1993/36] | English: | Method of improving the transmission of data packets having different priorities in accordance with the DQDB protocol | [1993/36] | French: | Procédé pour améliorer le transfert de paquets de données de priorités différentes selon le protocole "DQDB" | [1997/28] |
| Former [1993/36] | Procédé pour améliorer le transfert de plaquets de données de priorités différentés selon le protocole "DQDB" | Examination procedure | 15.02.1994 | Examination requested [1994/15] | 13.12.1996 | Despatch of communication of intention to grant (Approval: Yes) | 13.01.1997 | Communication of intention to grant the patent | 01.04.1997 | Fee for grant paid | 01.04.1997 | Fee for publishing/printing paid | Opposition(s) | 10.04.1998 | No opposition filed within time limit [1998/27] | Fees paid | Renewal fee | 16.01.1995 | Renewal fee patent year 03 | 15.01.1996 | Renewal fee patent year 04 | 20.01.1997 | 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. | Lapses during opposition Tooltip | GR | 09.07.1997 | PT | 16.10.1997 | [2000/05] |
| Former [1998/24] | PT | 16.10.1997 | Documents cited: | Search | [A]EP0385431 (FUJITSU LTD [JP]); | [A]EP0400500 (OKI ELECTRIC IND CO LTD [JP]); | [A]EP0448494 (IBM [US]); | [A]EP0393293 (IBM [US]) |