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EP0231736
European procedure
Extract from the Register of European Patents
EP About this file: EP0231736
| EP0231736 - Method and apparatus for arithmetic compression coding of binary numbers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 27.08.1994 Database last updated on 02.11.2024 | Most recent event Tooltip | 23.11.2007 | Lapse of the patent in a contracting state | published on 26.12.2007 [2007/52] | Applicant(s) | For all designated states International Business Machines Corporation New Orchard Road Armonk, NY 10504 / US | [N/P] |
| Former [1987/33] | For all designated states International Business Machines Corporation Old Orchard Road Armonk, N.Y. 10504 / US | Inventor(s) | 01 /
Mohiuddin, Kottappuram Mohammed Ali 5018 Gazania Drive San Jose California 95111 / US | 02 /
Rissanen, Jorma Johannes 140 Teresita Way Los Gatos California 95030 / US | [1987/33] | Representative(s) | Burt, Roger James IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester Hampshire SO21 2JN / GB | [N/P] |
| Former [1993/43] | Burt, Roger James, Dr. IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester Hampshire SO21 2JN / GB | ||
| Former [1992/46] | Killgren, Neil Arthur IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester Hampshire SO21 2JN / GB | ||
| Former [1990/09] | Johansson, Lars E. IBM Svenska AB Intellectual Property Department 4-01 S-163 92 Stockholm / SE | ||
| Former [1988/35] | Ahlman, Bertel IBM Svenska AB Intellectual Property Department S-163 92 Stockholm / SE | ||
| Former [1987/33] | Gasslander, Sten IBM Svenska AB Intellectual Property Department S-163 92 Stockholm / SE | Application number, filing date | 87100002.2 | 02.01.1987 | [1987/33] | Priority number, date | US19860825831 | 04.02.1986 Original published format: US 825831 | [1987/33] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0231736 | Date: | 12.08.1987 | Language: | EN | [1987/33] | Type: | A3 Search report | No.: | EP0231736 | Date: | 27.02.1991 | Language: | EN | [1991/09] | Type: | B1 Patent specification | No.: | EP0231736 | Date: | 27.10.1993 | Language: | EN | [1993/43] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.01.1991 | Classification | IPC: | H03M7/42 | [1987/33] | CPC: |
H03M7/4006 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1987/33] | Title | German: | Verfahren und Vorrichtung zur arithmetischen Kodierung von binären Zahlen | [1987/33] | English: | Method and apparatus for arithmetic compression coding of binary numbers | [1987/33] | French: | Méthode et dispositif pour le codage par compression arithmétique de nombres binaires | [1987/33] | Examination procedure | 11.12.1987 | Examination requested [1988/06] | 02.06.1992 | Despatch of a communication from the examining division (Time limit: M04) | 16.09.1992 | Reply to a communication from the examining division | 23.12.1992 | Despatch of communication of intention to grant (Approval: Yes) | 27.04.1993 | Communication of intention to grant the patent | 10.05.1993 | Fee for grant paid | 10.05.1993 | Fee for publishing/printing paid | Opposition(s) | 28.07.1994 | No opposition filed within time limit [1994/42] | Fees paid | Renewal fee | 27.01.1989 | Renewal fee patent year 03 | 20.01.1990 | Renewal fee patent year 04 | 24.01.1991 | Renewal fee patent year 05 | 18.01.1992 | Renewal fee patent year 06 | 20.01.1993 | 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. | Lapses during opposition Tooltip | IT | 27.10.1993 | [1999/42] | Documents cited: | Search | [AD]US44467317 |