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EP0590980
European procedure
Extract from the Register of European Patents
EP About this file: EP0590980
| EP0590980 - Method for Performing Illumination Calculations for Data Representing Three-Dimensional Objects [Right-click to bookmark this link] | |||
| Former [1994/14] | Processing image data | ||
| [1999/49] | Status | No opposition filed within time limit Status updated on 23.02.2001 Database last updated on 01.01.2025 | Most recent event Tooltip | 23.02.2001 | No opposition filed within time limit | published on 11.04.2001 [2001/15] | Applicant(s) | For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP | [N/P] |
| Former [1994/14] | For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP | Inventor(s) | 01 /
Billyard, Adam M, c/o Canon res. Centre Eur. Ltd. Units 17/20 Frederick Sanger Road, Surrey Res.Park Guildford, Surrey GU2 5YD / GB | [1994/14] | Representative(s) | Beresford, Keith Denis Lewis, et al Beresford Crump LLP 16 High Holborn London WC1V 6BX / GB | [N/P] |
| Former [1994/14] | Beresford, Keith Denis Lewis, et al BERESFORD & Co. 2-5 Warwick Court High Holborn London WC1R 5DJ / GB | Application number, filing date | 93307773.7 | 30.09.1993 | [1994/14] | Priority number, date | GB19920020768 | 02.10.1992 Original published format: GB 9220768 | [1994/14] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0590980 | Date: | 06.04.1994 | Language: | EN | [1994/14] | Type: | A3 Search report | No.: | EP0590980 | Date: | 11.05.1994 | Language: | EN | [1994/19] | Type: | B1 Patent specification | No.: | EP0590980 | Date: | 26.04.2000 | Language: | EN | [2000/17] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.03.1994 | Classification | IPC: | G06T15/50 | [1999/33] | CPC: |
G06T15/506 (EP,US)
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| Former IPC [1994/14] | G06F15/72 | Designated contracting states | DE, FR, GB, IT [1994/14] | Title | German: | Methode zur Berechnung der Beleuchtung für Daten dreidimensionaler Objekte | [1999/49] | English: | Method for Performing Illumination Calculations for Data Representing Three-Dimensional Objects | [1999/49] | French: | Méthode de calcul de données représentatives de l'illumination d'objects tri-dimensionels | [1999/49] |
| Former [1994/14] | Bilddatenverarbeitung | ||
| Former [1994/14] | Processing image data | ||
| Former [1994/14] | Traitement de données d'image | Examination procedure | 10.11.1994 | Examination requested [1995/02] | 31.03.1998 | Despatch of a communication from the examining division (Time limit: M06) | 10.11.1998 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 11.01.1999 | Reply to a communication from the examining division | 01.04.1999 | Despatch of a communication from the examining division (Time limit: M04) | 11.06.1999 | Reply to a communication from the examining division | 07.09.1999 | Despatch of communication of intention to grant (Approval: No) | 18.10.1999 | Despatch of communication of intention to grant (Approval: later approval) | 26.10.1999 | Communication of intention to grant the patent | 13.01.2000 | Fee for grant paid | 13.01.2000 | Fee for publishing/printing paid | Opposition(s) | 27.01.2001 | No opposition filed within time limit [2001/15] | Request for further processing for: | 11.01.1999 | Request for further processing filed | 11.01.1999 | Full payment received (date of receipt of payment) Request granted | 27.01.1999 | Decision despatched | Fees paid | Renewal fee | 19.09.1995 | Renewal fee patent year 03 | 18.09.1996 | Renewal fee patent year 04 | 17.09.1997 | Renewal fee patent year 05 | 23.09.1998 | Renewal fee patent year 06 | 20.09.1999 | 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 | [A]US4709231 (SAKAIBARA TORU [JP], et al) [A] 1-13 * column W * | [A] - SHAO E.A., "FORM-FACTORS FOR GENERAL ENVIRONMENTS", EUROGRAPHICS, AMSTERDAM, (19880912), pages 499 - 510 [A] 1-13 * the whole document * | [A] - WHITTED, "PROCESSING REQUIREMENTS FOR HIDDEN SURFACE ELIMINATION AND REALISTIC SHADING", COMCON SPRING 82, NEW-YORK U.S., (19820222), pages 245 - 250 [A] 1-13 * the whole document * | Examination | - Communications of the ACM, Vol.18, No.6, June 1975; B.T. Phong: 'lllumination for Computer Generated Pictures' |