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EP0171294
European procedure
Extract from the Register of European Patents
EP About this file: EP0171294
| EP0171294 - Process for producing plastic optical fibers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 18.06.1990 Database last updated on 02.09.2024 | Most recent event Tooltip | 18.06.1990 | No opposition filed within time limit | published on 08.08.1990 [1990/32] | Applicant(s) | For all designated states SUMITOMO ELECTRIC INDUSTRIES LIMITED No. 15, Kitahama 5-chome, Higashi-ku Osaka-shi Osaka 541 / JP | [N/P] |
| Former [1986/07] | For all designated states SUMITOMO ELECTRIC INDUSTRIES LIMITED No. 15, Kitahama 5-chome, Higashi-ku Osaka-shi, Osaka 541 / JP | Inventor(s) | 01 /
Matsumiya, Norifumi c/o Osaka Works Sumitomo Electric Ind. Ltd. 1-3, Shimaya 1-chome Konohana-ku Osaka-shi Osaka / JP | 02 /
Ueba, Yoshinobuc/o Osaka Works Sumitomo Electric Ind. Ltd. 1-3, Shimaya 1-chome Konohana-ku Osaka-shi Osaka / JP | [1986/07] | Representative(s) | Pearce, Anthony Richmond, et al Marks & Clerk LLP Alpha Tower Suffolk Street Queensway Birmingham B1 1TT / GB | [N/P] |
| Former [1986/07] | Pearce, Anthony Richmond, et al MARKS & CLERK, Alpha Tower, Suffolk Street Queensway Birmingham B1 1TT / GB | Application number, filing date | 85305671.1 | 09.08.1985 | [1986/07] | Priority number, date | JP19840167107 | 09.08.1984 Original published format: JP 16710784 | [1986/07] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0171294 | Date: | 12.02.1986 | Language: | EN | [1986/07] | Type: | A3 Search report | No.: | EP0171294 | Date: | 30.12.1986 | Language: | EN | [1986/52] | Type: | B1 Patent specification | No.: | EP0171294 | Date: | 09.08.1989 | Language: | EN | [1989/32] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.11.1986 | Classification | IPC: | B29D11/00 | [1986/07] | CPC: |
B29D11/00663 (EP);
D01F1/10 (KR)
| Designated contracting states | DE, FR, GB [1986/07] | Title | German: | Verfahren zur Herstellung optischer Fasern aus plastischem Material | [1986/07] | English: | Process for producing plastic optical fibers | [1986/07] | French: | Procédé de fabrication de fibres optiques en matière plastique | [1986/07] | File destroyed: | 15.01.2000 | Examination procedure | 16.02.1987 | Examination requested [1987/17] | 08.10.1987 | Despatch of a communication from the examining division (Time limit: M04) | 08.02.1988 | Reply to a communication from the examining division | 21.03.1988 | Despatch of a communication from the examining division (Time limit: M04) | 18.07.1988 | Reply to a communication from the examining division | 22.09.1988 | Despatch of a communication from the examining division (Time limit: M02) | 10.10.1988 | Reply to a communication from the examining division | 14.11.1988 | Despatch of communication of intention to grant (Approval: Yes) | 31.01.1989 | Communication of intention to grant the patent | 14.04.1989 | Fee for grant paid | 14.04.1989 | Fee for publishing/printing paid | Opposition(s) | 10.05.1990 | No opposition filed within time limit [1990/32] | Fees paid | Renewal fee | 12.08.1987 | Renewal fee patent year 03 | 10.08.1988 | 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]JP58163903 ; | [A]JP58163904 ; | [A]JP55103504 ; | [A]GB1439627 (NIPPON SELFOC CO LTD) | [A] - PATENTS ABSTRACTS OF JAPAN, vol. 7, no. 290 (P-245)[1435], 24th December 1983; & JP-A-58 163 903 (NIHON ITA GLASS K.K.) 28-09-1983, & JP58163903 A 00000000 | [A] - PATENTS ABSTRACTS OF JAPAN, vol. 7, no. 290 (P-245)[1435], 24th December 1983; & JP-A-58 163 904 (NIHON ITA GLASS K.K.) 28-09-1983, & JP58163904 A 00000000 | [A] - PATENTS ABSTRACTS OF JAPAN, vol. 4, no. 156 (P-34)[638], 31st October 1980; & JP-A-55 103 504 (NIPPON DENSHIN DENWA KOSHA) 07-08-1980, & JP55103504 A 00000000 |