EP0317015 - Quiescent current setting for an amplifier circuit [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 03.07.1993 Database last updated on 03.09.2024 | Most recent event Tooltip | 03.07.1993 | No opposition filed within time limit | published on 25.08.1993 [1993/34] | Applicant(s) | For all designated states Koninklijke Philips Electronics N.V. Groenewoudseweg 1 5621 BA Eindhoven / NL | [N/P] |
Former [1989/21] | For all designated states Philips Electronics N.V. Groenewoudseweg 1 NL-5621 BA Eindhoven / NL | Inventor(s) | 01 /
Blanken, Pieter Gerrit c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6 NL-5656 AA Eindhoven / NL | 02 /
de Boer, Jan Reinder c/o INT. OCTROOIBUREAU B.V. Prof. Holstlaan 6 NL-5656 AA Eindhoven / NL | [1989/21] | Representative(s) | van der Kruk, Willem Leonardus, et al Philips Intellectual Property & Standards P.O. Box 220 5600 AE Eindhoven / NL | [N/P] |
Former [1989/21] | van der Kruk, Willem Leonardus, et al INTERNATIONAAL OCTROOIBUREAU B.V., Prof. Holstlaan 6 NL-5656 AA Eindhoven / NL | Application number, filing date | 88202545.5 | 15.11.1988 | [1989/21] | Priority number, date | NL19870002778 | 20.11.1987 Original published format: NL 8702778 | [1989/21] | Filing language | NL | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0317015 | Date: | 24.05.1989 | Language: | EN | [1989/21] | Type: | B1 Patent specification | No.: | EP0317015 | Date: | 02.09.1992 | Language: | EN | [1992/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.03.1989 | Classification | IPC: | H03F3/30 | [1989/21] | CPC: |
H03F3/3011 (EP,US);
H03F3/3071 (EP,US)
| Designated contracting states | DE, FR, GB, IT, NL [1989/21] | Title | German: | Ruhestromeinstellung für eine Verstärkerschaltung | [1989/21] | English: | Quiescent current setting for an amplifier circuit | [1989/21] | French: | Réglage du courant de repos pour un circuit amplificateur | [1989/21] | Examination procedure | 22.11.1989 | Examination requested [1990/03] | 18.10.1991 | Despatch of communication of intention to grant (Approval: Yes) | 02.03.1992 | Communication of intention to grant the patent | 21.05.1992 | Fee for grant paid | 21.05.1992 | Fee for publishing/printing paid | Opposition(s) | 03.06.1993 | No opposition filed within time limit [1993/34] | Fees paid | Renewal fee | 27.11.1990 | Renewal fee patent year 03 | 26.11.1991 | 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. | Lapses during opposition Tooltip | NL | 02.09.1992 | [1993/15] | Documents cited: | Search | [A]US4467288 (STRICKLAND JAMES C [US]); | [A]US3701031 (FREDERIKSEN THOMAS M, et al) | [ ] - FUNCKSCHAU, vol. 57, no. 7, mars 1985, pages 57-60 , München, DE; A. KÖHLER et al.: "NF-Leistungsverstärker" | [ ] - IBM TECHNICAL DISCLOSURE BULLETIN, vol. 14, no. 4, septembre 1971, pages 1082,1983, New York, US; J.M. LEE: "Fet delay circuit compensated for device parameter variations" | Examination | - P.R. Gray et al: "Analysis and Design of Analog Integrated Circuits", 1984, John Wiley, New York, US, page 335 |