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EP0686980
European procedure
Extract from the Register of European Patents
EP About this file: EP0686980
| EP0686980 - Semiconductor memory device having means for replacing defective memory cells [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 22.10.1999 Database last updated on 02.11.2024 | Most recent event Tooltip | 22.10.1999 | No opposition filed within time limit | published on 08.12.1999 [1999/49] | Applicant(s) | For all designated states FUJITSU LIMITED 1015, Kamikodanaka, Nakahara-ku Kawasaki-shi Kanagawa 211 / JP | For all designated states FUJITSU VLSI LIMITED 1844-2, Kozoji-cho 2-chome Kasugai-shi Aichi 487 / JP | [N/P] |
| Former [1995/50] | For all designated states FUJITSU LIMITED 1015, Kamikodanaka, Nakahara-ku Kawasaki-shi, Kanagawa 211 / JP | ||
| For all designated states FUJITSU VLSI LIMITED 1844-2, Kozoji-cho 2-chome Kasugai-shi Aichi 487 / JP | Inventor(s) | 01 /
Kasa, Yasushi, c/o Fujitsu Limited Patent Department, 1015 Kamikodanaka, Nakahara-ku Kawasaki-shi, Kanagawa 211 / JP | 02 /
Takemae, Yoshihiro, c/o Fujitsu Limited Patent Department, 1015 Kamikodanaka, Nakahara-ku Kawasaki-shi, Kanagawa 211 / JP | 03 /
Nagasawa, Masanori, c/o Fujitsu Limited Patent Department, 1015 Kamikodanaka, Nakahara-ku Kawasaki-shi, Kanagawa 211 / JP | 04 /
Arayama, Yuji, c/o Fujitsu Limited Patent Department, 1015 Kamikodanaka, Nakahara-ku Kawasaki-shi, Kanagawa 211 / JP | 05 /
Terui, Akira, c/o Fujitsu Limited Patent Department, 1015 Kamikodanaka, Nakahara-ku Kawasaki-shi, Kanagawa 211 / JP | 06 /
Araki, Sunao c/o Fujitsu Ltd. Patent Department, 1015 Kamikodanaka Nakahara-ku Kawasaki-shi, Kanagawa 211 / JP | [1995/50] | Representative(s) | Stebbing, Timothy Charles, et al Haseltine Lake LLP Lincoln House, 5th Floor 300 High Holborn London WC1V 7JH / GB | [N/P] |
| Former [1995/50] | Stebbing, Timothy Charles, et al Haseltine Lake & Co. Hazlitt House 28 Southampton Buildings Chancery Lane London WC2A 1AT / GB | Application number, filing date | 95111838.9 | 30.01.1990 | [1995/50] | Priority number, date | JP19890021337 | 31.01.1989 Original published format: JP 2133789 | JP19890030435 | 09.02.1989 Original published format: JP 3043589 | JP19890030436 | 09.02.1989 Original published format: JP 3043689 | JP19890031562 | 10.02.1989 Original published format: JP 3156289 | JP19890031561 | 10.02.1989 Original published format: JP 3156189 | JP19890031484 | 10.02.1989 Original published format: JP 3148489 | [1995/50] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0686980 | Date: | 13.12.1995 | Language: | EN | [1995/50] | Type: | B1 Patent specification | No.: | EP0686980 | Date: | 16.12.1998 | Language: | EN | [1998/51] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.10.1995 | Classification | IPC: | G11C29/00, G06F11/20, G11C11/00 | [1998/51] | CPC: |
G11C29/76 (EP);
G11C11/005 (EP);
G11C11/407 (EP);
G11C17/16 (EP);
G11C29/822 (EP);
G06F11/006 (EP)
|
| Former IPC [1995/50] | G11C29/00, G06F11/20 | Designated contracting states | DE [1998/32] |
| Former [1995/50] | DE, FR, GB | Title | German: | Halbleiterspeicher mit Einrichtung zum Ersetzen defekter Speicherzellen | [1995/50] | English: | Semiconductor memory device having means for replacing defective memory cells | [1995/50] | French: | Mémoire à semi-conducteur avec dispositif pour substituer les éléments défectueux | [1995/50] | Examination procedure | 07.06.1996 | Examination requested [1996/32] | 18.04.1997 | Despatch of a communication from the examining division (Time limit: M06) | 27.10.1997 | Reply to a communication from the examining division | 11.12.1997 | Despatch of communication of intention to grant (Approval: Yes) | 22.06.1998 | Communication of intention to grant the patent | 15.09.1998 | Fee for grant paid | 15.09.1998 | Fee for publishing/printing paid | Parent application(s) Tooltip | EP90300935.5 / EP0383452 | Opposition(s) | 17.09.1999 | No opposition filed within time limit [1999/49] | Fees paid | Renewal fee | 22.08.1995 | Renewal fee patent year 03 | 22.08.1995 | Renewal fee patent year 04 | 22.08.1995 | Renewal fee patent year 05 | 22.08.1995 | Renewal fee patent year 06 | 25.01.1996 | Renewal fee patent year 07 | 28.01.1997 | Renewal fee patent year 08 | 22.01.1998 | Renewal fee patent year 09 |
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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]EP0333207 (TOSHIBA KK [JP], et al) [A] 1,2,9-14,16-20; | [A]DE3906897 (MITSUBISHI ELECTRIC CORP [JP]) [A] 1,3,9,13,16-20; | [A]EP0031386 (FUJITSU LTD [JP]) [A] 1,4,9,16-20; | [A]US4564924 (HAEUSELE HANS [DE]) |