EP0260462 - Arithmetic coding for data compression/de-compression by selectively employed, diverse arithmetic coding encoders and decoders [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 12.11.1994 Database last updated on 22.08.2024 | Most recent event Tooltip | 12.11.1994 | No opposition filed within time limit | published on 04.01.1995 [1995/01] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
Former [1988/12] | For all designated states International Business Machines Corporation Old Orchard Road Armonk, N.Y. 10504 / US | Inventor(s) | 01 /
La Verne Mitchell, Joan 7 Cherry Hill Circle Ossining, NY 10562 / US | 02 /
Pennebaker, William B. R.D. 12 Crane Road Carmel, NY 10512 / US | [1988/12] | Representative(s) | Teufel, Fritz, et al IBM Deutschland Management & Business Support GmbH Patentwesen u. Urheberrecht 71137 Ehningen / DE | [N/P] |
Former [1991/13] | Teufel, Fritz, Dipl.-Phys., et al IBM Deutschland Informationssysteme GmbH, Patentwesen und Urheberrecht D-70548 Stuttgart / DE | ||
Former [1991/12] | Teufel, Fritz, Dipl.-Phys. IBM Deutschland Informationssysteme GmbH Patentwesen und Urheberrecht Pascalstrasse 100 W-7000 Stuttgart 80 / DE | ||
Former [1989/39] | Barth, Carl Otto IBM Corporation Säumerstrasse 4 CH-8803 Rüschlikon / CH | ||
Former [1988/12] | Suringar, Willem Joachim Intellectual Property Department IBM Nederland N.V. Watsonweg 2 NL-1423 ND Uithoorn / NL | Application number, filing date | 87111969.9 | 18.08.1987 | [1988/12] | Priority number, date | US19860907700 | 15.09.1986 Original published format: US 907700 | [1988/12] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0260462 | Date: | 23.03.1988 | Language: | EN | [1988/12] | Type: | A3 Search report | No.: | EP0260462 | Date: | 31.10.1990 | Language: | EN | [1990/44] | Type: | B1 Patent specification | No.: | EP0260462 | Date: | 12.01.1994 | Language: | EN | [1994/02] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 12.09.1990 | Classification | IPC: | H03M7/40 | [1988/12] | CPC: |
H03M7/4006 (EP,US);
G06T9/005 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI, NL, SE [1988/12] | Title | German: | Arithmetische Codierung zur Datenkomprimierung-Dekomprimierung mittels selektiver Anwendung von verschiedenen arithmetischen Kodierern und Dekodierern | [1988/12] | English: | Arithmetic coding for data compression/de-compression by selectively employed, diverse arithmetic coding encoders and decoders | [1988/12] | French: | Codage arithmétique pour compression décompression de données, par emploi sélectif de divers codeurs et décodeurs arithmétiques | [1988/12] | Examination procedure | 29.07.1988 | Examination requested [1988/38] | 08.05.1992 | Despatch of a communication from the examining division (Time limit: M04) | 03.09.1992 | Reply to a communication from the examining division | 18.03.1993 | Despatch of communication of intention to grant (Approval: Yes) | 09.07.1993 | Communication of intention to grant the patent | 06.10.1993 | Fee for grant paid | 06.10.1993 | Fee for publishing/printing paid | Opposition(s) | 13.10.1994 | No opposition filed within time limit [1995/01] | Fees paid | Renewal fee | 21.08.1989 | Renewal fee patent year 03 | 20.08.1990 | Renewal fee patent year 04 | 22.08.1991 | Renewal fee patent year 05 | 17.08.1992 | Renewal fee patent year 06 | 19.08.1993 | Renewal fee patent year 07 |
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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 | [AD] - IBM J. RES. DEVELOP., vol. 28, no. 2, March 1984, pages 135-149, New York, US; G.G. LANGDON, Jr.: "An introduction to arithmetic coding" |