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EP0303830
European procedure
Extract from the Register of European Patents
EP About this file: EP0303830
| EP0303830 - Multicast data distribution system [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 03.12.1994 Database last updated on 19.10.2024 | Most recent event Tooltip | 03.12.1994 | No opposition filed within time limit | published on 25.01.1995 [1995/04] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
| Former [1989/08] | For all designated states International Business Machines Corporation Old Orchard Road Armonk, N.Y. 10504 / US | Inventor(s) | 01 /
Naron, Steven E. 9909 Sorrel Avenue Potomac Maryland 20854 / US | 02 /
Branan, John M. 404 Suffield Drive Gaithersburg Maryland 20878 / US | 03 /
Martin, Gerland Arnold 12528 War Admiral Way Darnestown Maryland 20878 / US | [1989/08] | Representative(s) | Schäfer, Wolfgang IBM Deutschland Informationssysteme GmbH Patentwesen und Urheberrecht 70548 Stuttgart / DE | [N/P] |
| Former [1994/37] | Schäfer, Wolfgang, Dipl.-Ing. IBM Deutschland Informationssysteme GmbH Patentwesen und Urheberrecht D-70548 Stuttgart / DE | ||
| Former [1994/05] | Mönig, Anton, Dipl.-Ing. IBM Deutschland Informationssysteme GmbH, Patentwesen und Urheberrecht D-70548 Stuttgart / DE | ||
| Former [1989/08] | Herzog, Friedrich Joachim, Dipl.-Ing. Birkenstrasse 77 D-71155 Altdorf / DE | Application number, filing date | 88111425.0 | 15.07.1988 | [1989/08] | Priority number, date | US19870087850 | 21.08.1987 Original published format: US 87850 | [1989/08] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0303830 | Date: | 22.02.1989 | Language: | EN | [1989/08] | Type: | A3 Search report | No.: | EP0303830 | Date: | 06.02.1991 | Language: | EN | [1991/06] | Type: | B1 Patent specification | No.: | EP0303830 | Date: | 02.02.1994 | Language: | EN | [1994/05] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.12.1990 | Classification | IPC: | H04L12/18 | [1994/05] | CPC: |
H04L12/1877 (EP,US)
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| Former IPC [1989/08] | H04L11/18 | Designated contracting states | DE, FR, GB [1989/08] | Title | German: | Mehrfachaussendungsdatenübermittlungssystem | [1989/08] | English: | Multicast data distribution system | [1989/08] | French: | Système de répartition de données à récepteurs multiples | [1989/08] | Examination procedure | 19.06.1989 | Examination requested [1989/33] | 15.10.1992 | Despatch of a communication from the examining division (Time limit: M04) | 15.02.1993 | Reply to a communication from the examining division | 27.04.1993 | Despatch of communication of intention to grant (Approval: Yes) | 03.08.1993 | Communication of intention to grant the patent | 21.10.1993 | Fee for grant paid | 21.10.1993 | Fee for publishing/printing paid | Opposition(s) | 03.11.1994 | No opposition filed within time limit [1995/04] | Fees paid | Renewal fee | 23.07.1990 | Renewal fee patent year 03 | 13.12.1990 | Renewal fee patent year 04 | 25.07.1992 | Renewal fee patent year 05 | 16.07.1993 | Renewal fee patent year 06 |
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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]US4569042 (LARSON MIKIEL L [US]); | [A]WO8603642 (AMERICAN TELEPHONE & TELEGRAPH [US]) | [A] - A.S. TANENBAUM: "Computer Networks", 1981, pages 136-164, Prentice Hall, Englewood Cliffs, NY, US; Chapter 4: "The data link layer" |