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Extract from the Register of European Patents

EP About this file: EP0752804

EP0752804 - Supply circuit for discharge lamps with means for preheating the electrodes [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.09.2000
Database last updated on 03.09.2024
Most recent event   Tooltip29.09.2000No opposition filed within time limitpublished on 15.11.2000 [2000/46]
Applicant(s)For all designated states
MAGNETEK S.p.A.
Via Vittorio Emanuele II, 28
I-53100 Siena / IT
[1997/02]
Inventor(s)01 / Canova, Antonio
Via Po n.79/A
I-52025 Montevarchi, Arezzo / IT
[1997/02]
Representative(s)Mannucci, Gianfranco, et al
Ufficio Tecnico Ing. A. Mannucci
Via della Scala 4
50123 Firenze / IT
[N/P]
Former [1997/02]Mannucci, Gianfranco, Dott.-Ing., et al
Ufficio Tecnico Ing. A. Mannucci Via della Scala 4
50123 Firenze / IT
Application number, filing date95830286.105.07.1995
[1997/02]
Filing languageIT
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0752804
Date:08.01.1997
Language:EN
[1997/02]
Type: B1 Patent specification 
No.:EP0752804
Date:01.12.1999
Language:EN
[1999/48]
Search report(s)(Supplementary) European search report - dispatched on:EP23.10.1995
ClassificationIPC:H05B41/00, H05B41/29
[1997/02]
CPC:
H05B41/295 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1997/02]
TitleGerman:Schaltung zum Betreiben von Entladungslampen mit vorgeheizten Wendeln[1997/02]
English:Supply circuit for discharge lamps with means for preheating the electrodes[1997/02]
French:Circuit d'alimentation de lampes à décharge avec des moyens de préchauffage des électrodes[1997/02]
Examination procedure06.05.1996Examination requested  [1997/02]
23.12.1997Despatch of a communication from the examining division (Time limit: M04)
20.04.1998Reply to a communication from the examining division
01.02.1999Despatch of communication of intention to grant (Approval: Yes)
04.06.1999Communication of intention to grant the patent
21.06.1999Fee for grant paid
21.06.1999Fee for publishing/printing paid
Opposition(s)02.09.2000No opposition filed within time limit [2000/46]
Fees paidRenewal fee
19.07.1997Renewal fee patent year 03
16.07.1998Renewal fee patent year 04
21.07.1999Renewal fee patent year 05
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Documents cited:Search[A]EP0259646  (SIEMENS AG [DE]) [A] 1 * the whole document *;
 [A]DE4100349  (SIEMENS AG [DE]) [A] 1* figures 1-8 *;
 [A]DE4328306  (SPINDLER BERNHARD DIPL ING [DE]) [A] 1 * column 2, line 36 - column 2, line 65; figure 1 *
by applicantUS2231999
 EP0113451
 US4511823
 US4547706
 EP0185179
 EP0488478
 EP0610642
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