EP0328318 - Delta-sigma modulator [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 29.04.1995 Database last updated on 13.07.2024 | Most recent event Tooltip | 03.01.1996 | Lapse of the patent in a contracting state New state(s): GB | published on 24.01.1996 [1996/04] | Applicant(s) | For all designated states FUJITSU LIMITED 1015, Kamikodanaka, Nakahara-ku Kawasaki-shi Kanagawa 211 / JP | For all designated states FUJITSU TEN, LTD. 2-28, Goshodori 1-chome, Hyogo-ku Kobe-shi, Hyogo, 652 / JP | [N/P] |
Former [1989/33] | For all designated states FUJITSU LIMITED 1015, Kamikodanaka, Nakahara-ku Kawasaki-shi, Kanagawa 211 / JP | ||
For all designated states FUJITSU TEN, LTD. 2-28, Goshodori 1-chome, Hyogo-ku Kobe-shi, Hyogo, 652 / JP | Inventor(s) | 01 /
Endo, Seiji 1124-1, Kamikodanaka Nakahara-ku Kawasaki-shi Kanagawa, 211 / JP | 02 /
Kobayashi, Osamu 1472-70, Takatacho Kohoku-ku Yokohama-shi Kanagawa, 223 / JP | 03 /
Kamimura, Masatsugu 1-1-42, Misakihonmachi Hyogo-ku Kobe-shi Hyogo, 652 / JP | [1989/33] | Representative(s) | Fane, Christopher Robin King, et al Haseltine Lake & Co., Imperial House, 15-19 Kingsway London WC2B 6UD / GB | [N/P] |
Former [1989/33] | Fane, Christopher Robin King, et al HASELTINE LAKE & CO. Hazlitt House 28 Southampton Buildings Chancery Lane London, WC2A 1AT / GB | Application number, filing date | 89301064.5 | 03.02.1989 | [1989/33] | Priority number, date | JP19880029291 | 10.02.1988 Original published format: JP 2929188 | [1989/33] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0328318 | Date: | 16.08.1989 | Language: | EN | [1989/33] | Type: | A3 Search report | No.: | EP0328318 | Date: | 14.11.1990 | Language: | EN | [1990/46] | Type: | B1 Patent specification | No.: | EP0328318 | Date: | 29.06.1994 | Language: | EN | [1994/26] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 26.09.1990 | Classification | IPC: | H04B14/04, H03M3/02 | [1989/33] | CPC: |
H04B14/046 (EP,US);
H03M3/02 (KR);
H03M3/418 (EP,US)
| Designated contracting states | DE, FR, GB [1989/33] | Title | German: | Delta-sigma-Modulator | [1989/33] | English: | Delta-sigma modulator | [1989/33] | French: | Modulateur delta-sigma | [1989/33] | Examination procedure | 28.12.1990 | Examination requested [1991/10] | 26.08.1993 | Despatch of communication of intention to grant (Approval: Yes) | 03.01.1994 | Communication of intention to grant the patent | 28.03.1994 | Fee for grant paid | 28.03.1994 | Fee for publishing/printing paid | Opposition(s) | 30.03.1995 | No opposition filed within time limit [1995/25] | Fees paid | Renewal fee | 02.01.1991 | Renewal fee patent year 03 | 24.01.1992 | Renewal fee patent year 04 | 28.01.1993 | Renewal fee patent year 05 | 27.01.1994 | Renewal fee patent year 06 |
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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. | Lapses during opposition Tooltip | DE | 30.09.1994 | GB | 03.02.1995 | [1996/04] |
Former [1995/15] | DE | 30.09.1994 | Documents cited: | Search | [Y]EP0084353 (INT STANDARD ELECTRIC CORP [US]); | [Y]EP0190694 (NIPPON TELEGRAPH & TELEPHONE [JP]) | [XP] - Proceedings of the IEEE 1988 CUSTOM INTEGRATED CIRCUITS CONFERENCE May 1988, NEW YORK pages 2121 - 2124; L.LONGO et al.: "A 13 bit ISDN-band oversampled ADC using two-stage third order noise shaping" |