EP0041549 - APPARATUS AND METHOD FOR HASHING KEY DATA [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.11.1988 Database last updated on 09.07.2024 | Most recent event Tooltip | 30.11.1988 | No opposition filed within time limit | published on 18.01.1989 [1989/03] | Applicant(s) | For all designated states NCR CORPORATION World Headquarters Dayton, Ohio 45479 / US | [1981/50] | Inventor(s) | 01 /
OOSTERBAAN, DuWayne Dale 1351 Felicita Lane Escondido, CA 92025 / US | 02 /
WILLIAMS, Gerard John 26984 Banbury Drive Valley Center, CA 92082 / US | [1981/50] | Representative(s) | Robinson, Robert George International Intellectual Property Department, NCR Limited, 206 Marylebone Road London NW1 6LY / GB | [N/P] |
Former [1981/50] | Robinson, Robert George International Patent Department NCR Limited 206 Marylebone Road London NW1 6LY / GB | Application number, filing date | 81900124.9 | 26.11.1980 | [1981/50] | WO1980US01597 | Priority number, date | US19790101319 | 07.12.1979 Original published format: US 101319 | [1981/50] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | WO8101758 | Date: | 25.06.1981 | [1981/15] | Type: | A1 Application with search report | No.: | EP0041549 | Date: | 16.12.1981 | Language: | EN | The application published by WIPO in one of the EPO official languages on 25.06.1981 takes the place of the publication of the European patent application. | [1981/50] | Type: | B1 Patent specification | No.: | EP0041549 | Date: | 03.02.1988 | Language: | EN | [1988/05] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.04.1985 | Classification | IPC: | G06F15/40, G06F3/00 | [1988/05] | CPC: |
G06F16/9014 (EP,US)
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Former IPC [1981/50] | G06F3/00 | Designated contracting states | CH, DE, FR, GB, LI [1981/50] | Title | German: | GERÄT UND VERFAHREN ZUM HASHCODIEREN VON SCHLÜSSELDATEN | [1981/50] | English: | APPARATUS AND METHOD FOR HASHING KEY DATA | [1981/50] | French: | DISPOSITIF ET PROCEDE D'ADRESSAGE DE DONNEES DE CLE D'ACCES | [1981/50] | Entry into regional phase | 17.07.1981 | National basic fee paid | 17.07.1981 | Search fee paid | 17.07.1981 | Designation fee(s) paid | 19.10.1981 | Examination fee paid | Examination procedure | 19.10.1981 | Examination requested [1981/51] | 23.09.1986 | Despatch of a communication from the examining division (Time limit: M04) | 19.01.1987 | Reply to a communication from the examining division | 20.07.1987 | Despatch of communication of intention to grant (Approval: ) | 06.08.1987 | Communication of intention to grant the patent | 20.08.1987 | Fee for grant paid | 20.08.1987 | Fee for publishing/printing paid | Opposition(s) | 04.11.1988 | No opposition filed within time limit [1989/03] | Fees paid | Renewal fee | 04.11.1982 | Renewal fee patent year 03 | 09.11.1983 | Renewal fee patent year 04 | 09.11.1984 | Renewal fee patent year 05 | 06.11.1985 | Renewal fee patent year 06 | 20.11.1986 | Renewal fee patent year 07 | 06.11.1987 | Renewal fee patent year 08 |
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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 | [Y]FR2154072 (INT COMPUTERS LTD); | [Y]DE2451794 (LICENTIA GMBH); | [Y]FR2392469 (INT COMPUTERS LTD [GB], et al); | [PD]WO8002349 (NCR CO [US]) | [Y] - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 8, no. 12, May 1966, pages 1758-1762, New York, US; B. DUNHAM et al.: "Key to address transformation system". | [Y] - PROCEEDINGS OF THE INTERNATIONAL SYMPOSIUM ON MULTIPLE-VALUED LOGIC, May 24-27, 1977, Charlotte, Proc. 7, IEEE, pages 116-118, Long Beach, US; C.L. LAM et al.: "A hashing method using multi-valued feedback shift registers". | [A] - ELECTRONIC TECHNOLOGY, October 1960, pages 389-394, London, GB; P.H.R. SCHOLEFIELD: "Shift registers". | International search | [X]US3691472 (BOHMAN ERIK HARALD); | [X]US3784743 (SCHROEDER H); | [X]US4112487 (NUTTER GEOFFREY, et al); | [X]US4115657 (MORGAN BARRIE O); | [X]US4157454 (BECKER WOLFRAM [DE]) |