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EP0063051
European procedure
Extract from the Register of European Patents
EP About this file: EP0063051
| EP0063051 - Starting pitches for carbon fibers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 23.06.1986 Database last updated on 26.06.2024 | Most recent event Tooltip | 23.06.1986 | No opposition filed within time limit | published on 13.08.1986 [1986/33] | Applicant(s) | For all designated states NIPPON OIL CO. LTD. 3-12, Nishi-Shimbashi 1-chome Minato-ku Tokyo / JP | [N/P] |
| Former [1982/42] | For all designated states NIPPON OIL CO. LTD. 3-12, Nishi-Shimbashi 1-chome Minato-ku Tokyo / JP | Inventor(s) | 01 /
Uemura, Seiichi 2-22-18, Higashiyukigaya Ohta-ku Tokyo / JP | 02 /
Yamamoto, Shunichi 2-16-4, Kobukuroya Kamakura-shi Kanagawa-ken / JP | 03 /
Hirose, Takao 6-11, Onari-cho Kamakura-shi Kanagawa-ken / JP | 04 /
Takashima, Hiroaki 2-228, Kosugi-cho Nakahara-ku Kawasaki-shi Kanagawa-ken / JP | 05 /
Kato, Osamu 609, Niharu-chuo Midori-ku Yokohama-shi Kanagawa-ken / JP | [1982/42] | Representative(s) | Silverman, Warren, et al Haseltine Lake & Co. Imperial House, 15-19 Kingsway London WC2B 6UD / GB | [N/P] |
| Former [1982/42] | Silverman, Warren, et al HASELTINE LAKE & CO. Hazlitt House 28 Southampton Buildings Chancery Lane London WC2A 1AT / GB | Application number, filing date | 82301911.2 | 13.04.1982 | [1982/42] | Priority number, date | JP19810054307 | 13.04.1981 Original published format: JP 5430781 | JP19810116332 | 27.07.1981 Original published format: JP 11633281 | [1982/42] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0063051 | Date: | 20.10.1982 | Language: | EN | [1982/42] | Type: | A3 Search report | No.: | EP0063051 | Date: | 15.12.1982 | Language: | EN | [1982/50] | Type: | B1 Patent specification | No.: | EP0063051 | Date: | 21.08.1985 | Language: | EN | [1985/34] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 12.10.1982 | Classification | IPC: | C10C3/00, D01F9/12 | [1982/42] | CPC: |
D01F9/155 (EP,US);
C10C3/00 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1982/42] | Title | German: | Ausgangspech für Kohlenstoffasern | [1982/42] | English: | Starting pitches for carbon fibers | [1982/42] | French: | Brais précurseurs pour fibres de carbone | [1982/42] | Examination procedure | 02.03.1983 | Examination requested [1983/36] | 02.04.1984 | Despatch of a communication from the examining division (Time limit: M04) | 20.07.1984 | Reply to a communication from the examining division | 20.11.1984 | Despatch of communication of intention to grant (Approval: ) | 07.02.1985 | Communication of intention to grant the patent | 24.04.1985 | Fee for grant paid | 24.04.1985 | Fee for publishing/printing paid | Opposition(s) | 22.05.1986 | No opposition filed within time limit [1986/33] | Fees paid | Renewal fee | 05.04.1984 | Renewal fee patent year 03 | 10.04.1985 | Renewal fee patent year 04 |
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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]JP52043213 ; | [A]DE1930713 (KUREHA CHEMICAL IND CO LTD); | [A]US3480540 (ENG JACKSON, et al); | [A]US3755139 (MC CLAREN G, et al); | [A]US2231419 (ANDERSON ALVIN P); | [A]DE1966045 (KUREHA CHEMICAL IND CO LTD); | [A]FR2430971 (NIPPON OIL CO LTD [JP]) | [A] - JAPANESE PATENTS REPORT, Section Ch, Chemical, Derwent Publications Ltd., London, G.B., vol. 77, no. 44, page 92, Petroleum J7, 2nd December 1977 & JP-A-52 043 213 (TOKYO GAS CO.), & JP52043213 A 00000000 |