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EP0350278
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EP About this file: EP0350278
| EP0350278 - Digital signal processing [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 02.02.1996 Database last updated on 16.07.2024 | Most recent event Tooltip | 02.02.1996 | Application deemed to be withdrawn | published on 20.03.1996 [1996/12] | Applicant(s) | For all designated states BRITISH AEROSPACE PUBLIC LIMITED COMPANY Warwick House, P.O. Box 87, Farnborough Aerospace Centre Farnborough Hants. GU14 6YU / GB | For all designated states THE HATFIELD POLYTECHNIC P.O. Box 109 Hatfield Herts, AL10 9AB / GB | [N/P] |
| Former [1992/45] | For all designated states BRITISH AEROSPACE PUBLIC LIMITED COMPANY Warwick House, P.O. Box 87, Farnborough Aerospace Centre Farnborough, Hants. GU14 6YU / GB | ||
| For all designated states THE HATFIELD POLYTECHNIC P.O. Box 109 Hatfield Herts, AL10 9AB / GB | |||
| Former [1990/02] | For all designated states BRITISH AEROSPACE PUBLIC LIMITED COMPANY Warwick House, P.O. Box 87, Farnborough Aerospace Centre Farnborough, Hants. GU14 6YU / GB | ||
| For all designated states THE HATFIELD POLYTECHNIC P.O. Box 109 Hatfield Herts, AL10 9AB / GB | Inventor(s) | 01 /
Guppy, John R. Six Hills Way Stevenage Herts SG1 2DA / GB | 02 /
Findlay, Paul A. P.O.Box 109 Hatfield Herts AL10 9AB / GB | 03 /
Johnson, Brian A. P.O.Box 109 Hatfield Herts AL10 9AB / GB | [1990/02] | Representative(s) | Dowler, Edward Charles, et al British Aerospace plc Corporate Intellectual Property Department ParkEast, PO Box 87, Farnborough Aerospace Centre Farnborough, Hants GU14 6YU / GB | [N/P] |
| Former [1990/02] | Dowler, Edward Charles, et al British Aerospace plc Corporate Intellectual Property Department ParkEast, PO Box 87, Farnborough Aerospace Centre Farnborough, Hants GU14 6YU / GB | Application number, filing date | 89306804.9 | 04.07.1989 | [1990/02] | Priority number, date | GB19880015868 | 04.07.1988 Original published format: GB 8815868 | [1990/02] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0350278 | Date: | 10.01.1990 | Language: | EN | [1990/02] | Type: | A3 Search report | No.: | EP0350278 | Date: | 11.09.1991 | Language: | EN | [1991/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.07.1991 | Classification | IPC: | G06F7/72, H04L9/30 | [1990/02] | CPC: |
G06F7/72 (EP,US);
G06F7/722 (EP,US);
H04L9/302 (EP,US);
G06F7/49931 (EP,US);
G06F7/723 (EP,US);
H04L2209/122 (EP,US);
H04L2209/125 (EP,US)
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| Designated contracting states | BE, DE, FR, GB, IT [1990/02] | Title | German: | Digitale Signalverarbeitung | [1990/02] | English: | Digital signal processing | [1990/02] | French: | Traitement numérique de signaux | [1990/02] | File destroyed: | 20.04.2002 | Examination procedure | 02.10.1991 | Examination requested [1991/48] | 12.05.1995 | Despatch of a communication from the examining division (Time limit: M04) | 23.09.1995 | Application deemed to be withdrawn, date of legal effect [1996/12] | 20.10.1995 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1996/12] | Fees paid | Renewal fee | 08.07.1991 | Renewal fee patent year 03 | 18.09.1992 | Renewal fee patent year 04 | 16.06.1993 | Renewal fee patent year 05 | 22.06.1994 | Renewal fee patent year 06 | 18.07.1995 | Renewal fee patent year 07 | Penalty fee | Additional fee for renewal fee | 31.07.1992 | 04 M06 Fee paid on 18.09.1992 |
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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] - IEEE PROCEEDINGS OF THE 5TH SYMPOSIUM ON COMPUTER ARITHMETIC May 1981, ANN ARBOR, MICHIGAN pages 135 - 138; WILLONER ET AL.: 'An algorithm for modular exponentiation ' | [A] - IEEE TRANSACTIONS ON COMPUTERS. vol. C-36, no. 6, June 1987, NEW YORK US pages 764 - 768; THOMAS ET AL: 'Implementing exact calculations in hardware. ' |