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EP0622622
European procedure
Extract from the Register of European Patents
EP About this file: EP0622622
| EP0622622 - Physical quantity detecting apparatus and internal combustion engine control apparatus each utilizing optical fiber [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 16.07.1999 Database last updated on 03.09.2024 | Most recent event Tooltip | 16.07.1999 | No opposition filed within time limit | published on 01.09.1999 [1999/35] | Applicant(s) | For all designated states Hitachi, Ltd. 6, Kanda Surugadai 4-chome Chiyoda-ku Tokyo 101 / JP | [N/P] |
| Former [1998/37] | For all designated states Hitachi, Ltd. 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 101-0062 / JP | ||
| Former [1994/44] | For all designated states HITACHI, LTD. 6, Kanda Surugadai 4-chome Chiyoda-ku, Tokyo 101 / JP | Inventor(s) | 01 /
Komachiya, Masahiro Kowaryo B418, 8-18, Kokubucho-3-chome Hitachi-shi / JP | 02 /
Oho, Shigeru 74-7, Takaba Katsuta-shi / JP | 03 /
Shimada, Satoshi 4-22, Minamikoyacho-3-chome Hitachi-shi / JP | 04 /
Suzuki, Seiko 3705, Kanaicho Hitachiota-shi / JP | 05 /
Sasayama, Takao 14-11, Kanesawacho-7-chome Hitachi-shi / JP | 06 /
Takahashi, Minoru 289-4, Senbacho Mito-shi / JP | 07 /
Kurita, Masahiro 220-3, Inada Katsuta-shi / JP | [1994/44] | Representative(s) | Beetz & Partner mbB Patentanwälte Prinzregentenstraße 54 80538 München / DE | [N/P] |
| Former [1994/44] | Patentanwälte Beetz - Timpe - Siegfried Schmitt-Fumian - Mayr Steinsdorfstrasse 10 D-80538 München / DE | Application number, filing date | 94106416.4 | 25.04.1994 | [1994/44] | Priority number, date | JP19930100713 | 27.04.1993 Original published format: JP 10071393 | [1994/44] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0622622 | Date: | 02.11.1994 | Language: | EN | [1994/44] | Type: | A3 Search report | No.: | EP0622622 | Date: | 23.11.1994 | Language: | EN | [1994/47] | Type: | B1 Patent specification | No.: | EP0622622 | Date: | 09.09.1998 | Language: | EN | [1998/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.10.1994 | Classification | IPC: | G01L23/16, G01L23/22 | [1994/44] | CPC: |
G01L23/22 (EP,US);
F02F11/002 (EP,US);
G01L23/16 (EP,US)
| Designated contracting states | DE, FR, GB [1994/44] | Title | German: | Vorrichtung zur Erfassung physikalischer Grössen und Steuerungsgerät für Verbrennungsmotoren, beide unter Verwendung von optischen Fasern | [1994/44] | English: | Physical quantity detecting apparatus and internal combustion engine control apparatus each utilizing optical fiber | [1994/44] | French: | Appareil de détection d'une quantité physique et appareil de contrôle d'un moteur à combustion interne, chacun utilisant une fibre optique | [1998/36] |
| Former [1994/44] | Appareil de détection d'une quantité physique et appareil de contrôle d'un moteur à combustion interne, chaqun utilisant une fibre optique | Examination procedure | 12.10.1994 | Examination requested [1994/50] | 08.07.1996 | Despatch of a communication from the examining division (Time limit: M04) | 18.11.1996 | Reply to a communication from the examining division | 24.01.1997 | Despatch of a communication from the examining division (Time limit: M06) | 04.08.1997 | Reply to a communication from the examining division | 24.10.1997 | Despatch of communication of intention to grant (Approval: No) | 10.03.1998 | Despatch of communication of intention to grant (Approval: later approval) | 13.03.1998 | Communication of intention to grant the patent | 04.06.1998 | Fee for grant paid | 04.06.1998 | Fee for publishing/printing paid | Opposition(s) | 10.06.1999 | No opposition filed within time limit [1999/35] | Fees paid | Renewal fee | 30.04.1996 | Renewal fee patent year 03 | 28.04.1997 | Renewal fee patent year 04 | 24.04.1998 | Renewal fee patent year 05 |
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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 | [XY]DE4103327 (HL PLANARTECHNIK GMBH [DE]) [X] 1,2,4,5,14,21,22,34-36,49 * the whole document * [Y] 3,6-13,16-20,23,24,26-30,32,37,40-47,50-56; | [Y]JPH01250909 ; | [Y]US4770492 (LEVIN PHILIP S [US], et al) [Y] 9,10 * summary;; figure 1; claims 1,2,26 *; | [Y]GB2125161 (GEN ELECTRIC CO PLC) [Y] 19,50-52 * the whole document *; | [Y]WO9113329 (UNIV LONDON [GB]) [Y] 11-13,19,20,32 * page 11, line 11 - line 22; figures 2,4,9,10 * * page 12, line 22 - page 13, line 14 *; | [Y]DE4031941 (SCHOTT GLASWERKE) [Y] 23,24,26-30 * figures 2,9,12; claims 1,2 *; | [Y]DE4001475 (AUDI AG [DE]) [Y] 40-46 * column 4, line 31 - line 63; figures 1,3,5; claims 1,3,9 *; | [Y]JPH0560781 ; | [Y]US4693221 (NAKAJIMA YUJI [JP], et al) [Y] 55,56 * figure 1; claims 1,6 *; | [PX]DE4230374 (GOETZE AG [DE]) [PX] 1,2 * figures 1-3; claims 1-7 * | [Y] - LANKHEET ET AL, "Fiber Optic Combustion Pressure Sensor in Spark Plug", RESEARCH DISCLOSURE, HAVANT GB, (198811), no. 295, page 935 [Y] 3,37,47 * abstract * | [Y] - PATENT ABSTRACTS OF JAPAN, (19891225), vol. 13, no. 587, Database accession no. (P - 983), & JP01250909 A 19891005 (HITACHI CABLE LTD) [Y] 6-8,54 * abstract * | [Y] - W.J. BOCK ET AL, "Development of a Polarimetric Optical Fiber Sensor", IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT, NEW YORK US, (199010), vol. 39, no. 5, doi:doi:10.1109/19.58613, pages 715 - 721, XP000162483 [Y] 16-18 * page 719, column L, line 10 - column R, line 26; figure 8 * DOI: http://dx.doi.org/10.1109/19.58613 | [Y] - PATENT ABSTRACTS OF JAPAN, (19930712), vol. 17, no. 369, Database accession no. (P - 1572), & JP05060781 A 19930312 (MATSUSHITA ELECTRIC LTD) [Y] 53 * abstract * | Examination | US4727254 | US5093569 | US4846547 | US5067815 | - IEEE Journal of Lightwave Technology, vol. 13, no. 7, July 1995, pp. 1193-1199, J.W. Berthold: "Historical Review of Microbend Fiber-Optic Sensors" |