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EP0499263
European procedure
Extract from the Register of European Patents
EP About this file: EP0499263
| EP0499263 - Radio frequency amplifier circuit [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.10.1997 Database last updated on 06.11.2024 | Most recent event Tooltip | 24.10.1997 | No opposition filed within time limit | published on 10.12.1997 [1997/50] | Applicant(s) | For all designated states NEC Corporation 7-1, Shiba 5-chome Minato-ku Tokyo 108-8001 / JP | [N/P] |
| Former [1992/34] | For all designated states NEC CORPORATION 7-1, Shiba 5-chome Minato-ku Tokyo / JP | Inventor(s) | 01 /
Asazawa, Hiroshi, c/o NEC Corporation 7-1, Shiba 5-chome Minato-ku, Tokyo / JP | [1992/34] | Representative(s) | Glawe, Delfs, Moll Partnerschaft mbB von Patent- und Rechtsanwälten Postfach 26 01 62 80058 München / DE | [N/P] |
| Former [1992/34] | Glawe, Delfs, Moll & Partner Patentanwälte Postfach 26 01 62 D-80058 München / DE | Application number, filing date | 92102490.7 | 14.02.1992 | [1992/34] | Priority number, date | JP19910021770 | 15.02.1991 Original published format: JP 2177091 | [1992/34] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0499263 | Date: | 19.08.1992 | Language: | EN | [1992/34] | Type: | B1 Patent specification | No.: | EP0499263 | Date: | 18.12.1996 | Language: | EN | [1996/51] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 03.06.1992 | Classification | IPC: | H03F3/45, H03F3/19 | [1992/34] | CPC: |
H03F3/45071 (EP,US);
H03F3/19 (EP,US);
H03L7/18 (EP,US)
| Designated contracting states | DE, FR, GB [1992/34] | Title | German: | RF Verstärker System | [1992/34] | English: | Radio frequency amplifier circuit | [1992/34] | French: | Circuit amplificateur RF | [1996/51] |
| Former [1992/34] | Circuit amplificateur HF | Examination procedure | 14.02.1992 | Examination requested [1992/34] | 05.08.1994 | Despatch of a communication from the examining division (Time limit: M06) | 15.02.1995 | Reply to a communication from the examining division | 21.07.1995 | Despatch of a communication from the examining division (Time limit: M06) | 24.01.1996 | Reply to a communication from the examining division | 03.04.1996 | Despatch of communication of intention to grant (Approval: Yes) | 07.06.1996 | Communication of intention to grant the patent | 04.09.1996 | Fee for grant paid | 04.09.1996 | Fee for publishing/printing paid | Opposition(s) | 19.09.1997 | No opposition filed within time limit [1997/50] | Fees paid | Renewal fee | 18.02.1994 | Renewal fee patent year 03 | 17.02.1995 | Renewal fee patent year 04 | 16.02.1996 | 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 | [A]DE1762772 (SIEMENS AG); | [A]US4185240 (ATKINSON LOWELL G [US], et al) | Examination | - "10 GHz BAND COMPACT PHASE LOCKED OSCILLATOR WITH LOW PHASE NOISE", European Microwave Conference 1990, pp 1766-1771, by Tomozo Ohta et al. |