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Extract from the Register of European Patents

EP About this file: EP0216048

EP0216048 - Regulation method for a direct current high-voltage power transmission between two three-phase networks [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  11.09.1993
Database last updated on 03.08.2024
Most recent event   Tooltip23.11.2007Lapse of the patent in a contracting statepublished on 26.12.2007  [2007/52]
Applicant(s)For all designated states
SIEMENS AKTIENGESELLSCHAFT
Werner-von-Siemens-Str. 1
DE-80333 München / DE
[N/P]
Former [1987/14]For all designated states
SIEMENS AKTIENGESELLSCHAFT
Wittelsbacherplatz 2
D-80333 München / DE
Inventor(s)01 / Schraudolph, Manfred, Dipl.-Ing.
Marienbader Strasse 50
D-8520 Erlangen / DE
02 / Storner, Christa
Lindenweg 22
D-8521 Grossenseebach / DE
[1987/14]
Application number, filing date86109776.416.07.1986
[1987/14]
Priority number, dateDE1985353042226.08.1985         Original published format: DE 3530422
[1987/14]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0216048
Date:01.04.1987
Language:DE
[1987/14]
Type: A3 Search report 
No.:EP0216048
Date:22.02.1989
Language:DE
[1989/08]
Type: B1 Patent specification 
No.:EP0216048
Date:11.11.1992
Language:DE
[1992/46]
Search report(s)(Supplementary) European search report - dispatched on:EP06.01.1989
ClassificationIPC:H02J3/36
[1987/14]
CPC:
H02J3/36 (EP,US); Y02E60/60 (EP,US)
Designated contracting statesAT,   DE,   FR,   GB,   IT,   SE [1987/14]
TitleGerman:Regelverfahren für eine zwei Drehstromnetze verbindende Hochspannungsgleichstromübertragung[1987/14]
English:Regulation method for a direct current high-voltage power transmission between two three-phase networks[1987/14]
French:Procédé de régulation pour la transmission haute tension à courant continu entre deux réseaux triphasés[1987/14]
File destroyed:20.04.2002
Examination procedure26.07.1989Examination requested  [1989/38]
07.03.1991Despatch of a communication from the examining division (Time limit: M04)
08.07.1991Reply to a communication from the examining division
16.01.1992Despatch of communication of intention to grant (Approval: Yes)
15.05.1992Communication of intention to grant the patent
07.08.1992Fee for grant paid
07.08.1992Fee for publishing/printing paid
Opposition(s)12.08.1993No opposition filed within time limit [1993/44]
Fees paidRenewal fee
25.07.1988Renewal fee patent year 03
26.07.1989Renewal fee patent year 04
26.07.1990Renewal fee patent year 05
20.12.1990Renewal fee patent year 06
24.07.1992Renewal fee patent year 07
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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  TooltipIT11.11.1992
[1999/42]
Documents cited:Search[A]DE2901263  (BBC BROWN BOVERI & CIE);
 [A]US4264951  (KONISHI HIROO, et al);
 [A]US4330815  (KONISHI HIROO);
 [A]EP0067978  (SIEMENS AG [DE])
 [A]  - REVUE GENERALE DE L'ELECTRICITE vol. 42, no. 4, April 1958, PARIS FR Seite 203 - 209; S. BOICHIDZE: "Sur le réglage automatique d'une liaison à courant continu entre réseaux à courant alternatif"
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.