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EP0587350
European procedure
Extract from the Register of European Patents
EP About this file: EP0587350
| EP0587350 - Optical disc apparatus and miserasing preventing circuit and method [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 31.05.2002 Database last updated on 14.06.2024 | Most recent event Tooltip | 17.04.2015 | Change - lapse in a contracting state | published on 20.05.2015 [2015/21] | Applicant(s) | For all designated states Sony Corporation 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo / JP | [N/P] |
| Former [2001/30] | For all designated states SONY CORPORATION 7-35, Kitashinagawa 6-chome Shinagawa-ku Tokyo / JP | ||
| Former [1994/11] | For all designated states SONY CORPORATION 6-7-35 Kitashinagawa Shinagawa-ku Tokyo 141 / JP | Inventor(s) | 01 /
Arataki, Yuji, c/o Intellectual property division Sony Corporation, 6-7-35 Kitashinagawa Shibagawa-ku, Tokyo 141 / JP | 02 /
Nakazawa, Tetsuji, c/o Intellectual Property Div. Sony Corporation, 6-7-35 Kitashinagawa Shinagawa-ku, Tokyo 141 / JP | [1994/11] | Representative(s) | Harris, Ian Richard, et al D Young & Co LLP 120 Holborn London EC1N 2DY / GB | [N/P] |
| Former [1994/11] | Harris, Ian Richard, et al c/o D. Young & Co., 21 New Fetter Lane London EC4A 1DA / GB | Application number, filing date | 93306756.3 | 25.08.1993 | [1994/11] | Priority number, date | JP19920268187 | 09.09.1992 Original published format: JP 26818792 | [1994/11] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0587350 | Date: | 16.03.1994 | Language: | EN | [1994/11] | Type: | A3 Search report | No.: | EP0587350 | Date: | 19.10.1994 | Language: | EN | [1994/42] | Type: | B1 Patent specification | No.: | EP0587350 | Date: | 25.07.2001 | Language: | EN | [2001/30] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 30.08.1994 | Classification | IPC: | G11B7/085, G11B7/09, G11B7/125 | [1994/11] | CPC: |
G11B7/126 (EP,US);
G11B7/00 (KR);
G11B7/0946 (EP,US)
| Designated contracting states | DE, FR, GB [1994/11] | Title | German: | Optisches Scheibegerät und Kreis und Verfahren zum Zuvorkommen ungewünschten Löschens | [1994/11] | English: | Optical disc apparatus and miserasing preventing circuit and method | [1994/11] | French: | Appareil de disque optique et circuit et méthode pour la prévention d'effacement érroné | [1994/11] | Examination procedure | 22.02.1995 | Examination requested [1995/16] | 23.12.1996 | Despatch of a communication from the examining division (Time limit: M04) | 25.04.1997 | Reply to a communication from the examining division | 09.12.1997 | Despatch of a communication from the examining division (Time limit: M04) | 08.04.1998 | Reply to a communication from the examining division | 28.10.1998 | Despatch of a communication from the examining division (Time limit: M04) | 01.02.1999 | Reply to a communication from the examining division | 02.09.1999 | Despatch of a communication from the examining division (Time limit: M06) | 16.02.2000 | Reply to a communication from the examining division | 05.12.2000 | Despatch of communication of intention to grant (Approval: Yes) | 25.01.2001 | Communication of intention to grant the patent | 04.04.2001 | Fee for grant paid | 04.04.2001 | Fee for publishing/printing paid | Opposition(s) | 26.04.2002 | No opposition filed within time limit [2002/29] | Fees paid | Renewal fee | 09.08.1995 | Renewal fee patent year 03 | 10.08.1996 | Renewal fee patent year 04 | 08.08.1997 | Renewal fee patent year 05 | 10.08.1998 | Renewal fee patent year 06 | 11.08.1999 | Renewal fee patent year 07 | 16.08.2000 | Renewal fee patent year 08 |
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| Former [2002/18] | FR | 21.12.2001 | Documents cited: | Search | [A]JPS6010429 ; | [A]GB2087628 (PHILIPS NV) [A] 12 * page 1, line 72 - line 110 * * page 10, line 6 - line 24 * * page 10, line 119 - page 11, line 10 *; | [A]US4730290 (TAKASAGO MASAHIRO [JP], et al) [A] 1,2,4,5,9,11,12 * column 5, line 47 - column 6, line 50; figure 3 * * column 2, line 45 - column 3, line 60 *; | [A]US4748608 (MATSUMOTO KEIICHI [JP], et al) [A] 1,9 * column 5, line 46 - column 6, line 7; figure 4 * * column 6, line 51 - line 59 * * column 7, line 22 - line 27 *; | [A]US4759006 (KOISHI KENJI [JP], et al) [A] 12 * column 7, line 7 - column 8, line 23; figures 6,7 *; | [A]EP0407573 (SONY CORP [JP]) [A] 12* the whole document * | [A] - PATENT ABSTRACTS OF JAPAN, (19850531), vol. 9, no. 127, Database accession no. (P - 360), & JP60010429 A 19850119 (TOSHIBA) [A] 1,9 * abstract * |