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EP0252646
European procedure
Extract from the Register of European Patents
EP About this file: EP0252646
| EP0252646 - Paperless portable book [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.07.1994 Database last updated on 03.04.2025 | Most recent event Tooltip | 05.10.2005 | Change: Appeal number | Applicant(s) | For all designated states Semiconductor Energy Laboratory Co., Ltd. 398 Hase Atsugi-shi, Kanagawa-ken 243-0036 / JP | [N/P] |
| Former [1988/02] | For all designated states SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 398 Hase Atsugi-shi Kanagawa-ken, 243 / JP | Inventor(s) | 01 /
Yamazaki, Shunpei 21-21, Kitakarasuyama 7-Chome Setagaya-Ku Tokyo, 157 / JP | 02 /
Hamatani, Toshiji Flat Ochiai 201, 1144, Hase Atsugi-Shi Kanagawa-Ken 243 / JP | [1988/02] | Representative(s) | Milhench, Howard Leslie, et al R.G.C. Jenkins & Co. 26 Caxton Street London SW1H 0RJ / GB | [N/P] |
| Former [1988/02] | Milhench, Howard Leslie, et al R.G.C. Jenkins & Co. 26 Caxton Street London SW1H 0RJ / GB | Application number, filing date | 87305595.8 | 23.06.1987 | [1988/02] | Priority number, date | JP19860160651 | 07.07.1986 Original published format: JP 16065186 | JP19860134751 | 01.09.1986 Original published format: JP 13475186 | [1988/02] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0252646 | Date: | 13.01.1988 | Language: | EN | [1988/02] | Type: | B1 Patent specification | No.: | EP0252646 | Date: | 29.09.1993 | Language: | EN | [1993/39] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.11.1987 | Classification | IPC: | G11B33/06, G11B33/12 | [1988/02] | CPC: |
G11B33/121 (EP,US);
G11B5/74 (KR);
B42D1/00 (KR);
G06F1/1626 (EP,US);
G06F1/1635 (EP,US);
G06F1/1643 (EP,US);
G06F1/1677 (EP,US);
G09B5/02 (EP,US);
G11B31/00 (EP,US);
G11B33/06 (EP,US);
G11B33/10 (EP,US);
G06F2200/1614 (EP,US);
| Designated contracting states | DE, FR, GB [1988/02] | Title | German: | Tragbares Buch ohne Papier | [1988/02] | English: | Paperless portable book | [1988/02] | French: | Livre portable sans papier | [1988/02] | Examination procedure | 01.07.1988 | Examination requested [1988/35] | 31.10.1989 | Despatch of a communication from the examining division (Time limit: M06) | 10.05.1990 | Reply to a communication from the examining division | 26.06.1990 | Despatch of a communication from the examining division (Time limit: M06) | 07.01.1991 | Reply to a communication from the examining division | 07.05.1991 | Despatch of communication that the application is refused, reason: substantive examination {1} | 01.02.1993 | Despatch of communication of intention to grant (Approval: Yes) | 01.04.1993 | Communication of intention to grant the patent | 05.07.1993 | Fee for grant paid | 05.07.1993 | Fee for publishing/printing paid | Appeal following examination | 13.07.1991 | Appeal received No. T0837/91 | 12.09.1991 | Statement of grounds filed | 23.10.1992 | Result of appeal procedure: continuation of examination procedure | Opposition(s) | 30.06.1994 | No opposition filed within time limit [1994/38] | Fees paid | Renewal fee | 12.06.1989 | Renewal fee patent year 03 | 12.06.1990 | Renewal fee patent year 04 | 28.12.1990 | Renewal fee patent year 05 | 09.06.1992 | Renewal fee patent year 06 | 14.06.1993 | 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. | Documents cited: | Search | GB1456293 [ ] (WATANABE KENKYUSHO); | AT348788B [ ] (PHILIPS NV [NL]); | US4150435 [ ] (SATOH KEN); | EP0121251 [ ] (HAEHNEL AV GMBH [DE]); | EP0198093 [ ] (FANUC LTD [JP]) | Examination | EP0126542 | - J. Isailovic, Videodisc and Optical Memory Systems, Prentice-Hall, Inc., Englewood Cliffs, 1985, pp. 20-21, 318-319. | - A. Ralston et al, Eds., ENCYCLOPEDIA OF COMPUTER SCIENCE AND ENGINEERING, VAN NOSTRAND REINHOLD CO., 1983, page 198. |