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EP0301839
European procedure
Extract from the Register of European Patents
EP About this file: EP0301839
| EP0301839 - Low noise converter [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 01.10.1992 Database last updated on 08.04.2026 | Most recent event Tooltip | 01.10.1992 | No opposition filed within time limit | published on 19.11.1992 [1992/47] | Applicant(s) | For all designated states Sharp Kabushiki Kaisha 22-22 Nagaike-cho Abeno-ku Osaka-shi Osaka-fu 545-0013 / JP | [N/P] |
| Former [1989/05] | For all designated states SHARP KABUSHIKI KAISHA 22-22 Nagaike-cho Abeno-ku Osaka 545 / JP | Inventor(s) | 01 /
Noboru, Mitsuhiro 4-2-9, Nagao-cho Sakai-shi Osaka-fu / JP | [1989/05] | Representative(s) | Brown, Kenneth Richard, et al R.G.C. Jenkins & Co 26 Caxton Street London SW1H 0RJ / GB | [N/P] |
| Former [1989/05] | Brown, Kenneth Richard, et al R.G.C. Jenkins & Co. 26 Caxton Street London SW1H 0RJ / GB | Application number, filing date | 88306932.0 | 27.07.1988 | [1989/05] | Priority number, date | JP19870115479 | 27.07.1987 Original published format: JP 11547987 | [1989/05] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0301839 | Date: | 01.02.1989 | Language: | EN | [1989/05] | Type: | A3 Search report | No.: | EP0301839 | Date: | 03.05.1989 | Language: | EN | [1989/18] | Type: | B1 Patent specification | No.: | EP0301839 | Date: | 27.11.1991 | Language: | EN | [1991/48] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.03.1989 | Classification | IPC: | H03J5/24 | [1989/05] | CPC: |
H03J5/244 (EP,US)
| Designated contracting states | DE, FR, GB [1989/05] | Title | German: | Rauscharmer Umsetzer | [1989/05] | English: | Low noise converter | [1989/05] | French: | Convertisseur à faible bruit | [1989/05] | Examination procedure | 19.04.1989 | Examination requested [1989/26] | 05.09.1990 | Despatch of a communication from the examining division (Time limit: M04) | 07.01.1991 | Reply to a communication from the examining division | 31.01.1991 | Despatch of communication of intention to grant (Approval: Yes) | 24.05.1991 | Communication of intention to grant the patent | 24.07.1991 | Fee for grant paid | 24.07.1991 | Fee for publishing/printing paid | Opposition(s) | 28.08.1992 | No opposition filed within time limit [1992/47] | Fees paid | Renewal fee | 17.07.1990 | Renewal fee patent year 03 | 13.07.1991 | 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] INTERNATIONAL JOURNAL OF ELECTRONICS, vol. 61, no. 4, October 1986, pages 539-542, London, GB; M.S.JAMIL-LASGHAR et al.: "A solid-state relay for transformer switching" [A] |