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EP0031933
European procedure
Extract from the Register of European Patents
EP About this file: EP0031933
| EP0031933 - Low voltage fluorescent lamp operating circuit [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 08.07.1986 Database last updated on 17.05.2024 | Most recent event Tooltip | 28.09.2007 | Lapse of the patent in a contracting state | published on 31.10.2007 [2007/44] | Applicant(s) | For all designated states GTE Products Corporation 100 West 10th Street Wilmington, DE 19801 / US | [1981/28] | Inventor(s) | 01 /
Roche, William J. 11 Woodland Street Merrimac, Mass. 02151 / US | 02 /
Bessone, Carlo S. 200 Bedford Road Woburn Mass. 01801 / US | [1981/28] | Representative(s) | Grünecker Patent- und Rechtsanwälte PartG mbB Leopoldstrasse 4 80802 München / DE | [N/P] |
| Former [1984/32] | Grünecker, Kinkeldey, Stockmair & Schwanhäusser Anwaltssozietät Maximilianstrasse 58 D-80538 München / DE | ||
| Former [1981/28] | Reinländer & Bernhardt Patentanwälte Orthstrasse 12 D-8000 München 60 / DE | Application number, filing date | 80107962.5 | 17.12.1980 | [1981/28] | Priority number, date | US19790106171 | 21.12.1979 Original published format: US 106171 | [1981/28] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0031933 | Date: | 15.07.1981 | Language: | EN | [1981/28] | Type: | A3 Search report | No.: | EP0031933 | Date: | 22.07.1981 | Language: | EN | [1981/29] | Type: | B1 Patent specification | No.: | EP0031933 | Date: | 11.09.1985 | Language: | EN | [1985/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.05.1981 | Classification | IPC: | H05B41/14, H05B41/04 | [1981/28] | CPC: |
H05B41/18 (EP,US);
H05B41/046 (EP,US);
Y10S315/02 (EP)
| Designated contracting states | BE, DE, FR, GB, IT, NL [1981/28] | Title | German: | Betriebsschaltung niedriger Spannung für Fluoreszenzlampen | [1981/28] | English: | Low voltage fluorescent lamp operating circuit | [1981/28] | French: | Circuit d'alimentation à basse tension pour lampe fluorescente | [1981/28] | File destroyed: | 15.01.2000 | Examination procedure | 17.12.1980 | Examination requested [1981/28] | 28.02.1983 | Despatch of a communication from the examining division (Time limit: M06) | 08.09.1983 | Reply to a communication from the examining division | 05.12.1984 | Despatch of communication of intention to grant (Approval: ) | 01.03.1985 | Communication of intention to grant the patent | 30.04.1985 | Fee for grant paid | 30.04.1985 | Fee for publishing/printing paid | Opposition(s) | 12.06.1986 | No opposition filed within time limit [1986/35] | Fees paid | Renewal fee | 23.12.1982 | Renewal fee patent year 03 | 22.12.1983 | Renewal fee patent year 04 | 21.12.1984 | 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. | Lapses during opposition Tooltip | IT | 11.09.1985 | [2007/44] |
| Former [1999/42] | IT | 11.09.1985 | Documents cited: | Search | US4101806 [ ] (ALLEY ROBERT P) | Examination | US3544876 | US3753037 | - Sources lumineuses lampes à vapeur de mercure. Techniques de l'Ingénieur 9-1977, D887,2-6 |