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Extract from the Register of European Patents

EP About this file: EP1378990

EP1378990 - Electric motor controller [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.10.2008
Database last updated on 21.05.2024
Most recent event   Tooltip22.05.2009Change - representativepublished on 24.06.2009  [2009/26]
Applicant(s)For all designated states
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, Oaza Kadoma Kadoma-shi Osaka
571-8501 / JP
[N/P]
Former [2007/50]For all designated states
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD
1006, Oaza-Kadoma
Kadoma-shi, Osaka 571-8501 / JP
Former [2004/02]For all designated states
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, Oaza-Kadoma
Kadoma-shi, Osaka 571-8501 / JP
Inventor(s)01 / Nakata, Hideki
381-2-105, Kiyotaki
Shijonawate-shi, Osaka 575-0063 / JP
02 / Yoshioka, Kaneharu
1-11-6, Kisabe
Katano-shi, Osaka 576-0052 / JP
03 / Ueda, Mitsuo
1-3-503, Koushien Ichiban-cho
Nishinomiya-shi, Hyogo 663-8171 / JP
04 / Arai, Yasuhiro
46-2-306, Yamadaike Higashi-cho
Hirakata-shi, Osaka 573-0165 / JP
 [2004/02]
Representative(s)advotec.
Patent- und Rechtsanwaltspartnerschaft
Tappe mbB
Widenmayerstraße 4
80538 München / DE
[N/P]
Former [2009/26]advotec.
Patent- und Rechtsanwälte Widenmayerstrasse 4
80538 München / DE
Former [2007/27]Jung Schirdewahn Grünberg Schneider
Patentanwälte Widenmayerstrasse 4
80538 München / DE
Former [2004/02]Schirdewahn, Jürgen
Jung HML Patentanwälte Schraudophstrasse 3
80799 München / DE
Application number, filing date03019270.227.02.2002
[2004/02]
Priority number, dateJP2001005895802.03.2001         Original published format: JP 2001058958
JP2001016122829.05.2001         Original published format: JP 2001161228
JP2001033976505.11.2001         Original published format: JP 2001339765
[2004/02]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1378990
Date:07.01.2004
Language:EN
[2004/02]
Type: A3 Search report 
No.:EP1378990
Date:22.12.2004
[2004/52]
Type: B1 Patent specification 
No.:EP1378990
Date:12.12.2007
Language:EN
[2007/50]
Search report(s)(Supplementary) European search report - dispatched on:EP08.11.2004
ClassificationIPC:H02P6/14, H02P21/14
[2007/24]
CPC:
H02P6/28 (EP,US); H02P27/06 (KR); H02P6/06 (EP,US);
H02P6/08 (EP); H02P6/18 (KR)
Former IPC [2004/02]H02P7/628, H02P7/63
Designated contracting statesDE,   FR,   GB [2004/02]
TitleGerman:Steuergerät für einen Elektromotor[2004/02]
English:Electric motor controller[2004/02]
French:Contrôleur pour un moteur électrique[2004/02]
Examination procedure26.08.2003Examination requested  [2004/02]
21.07.2005Despatch of a communication from the examining division (Time limit: M06)
17.01.2006Reply to a communication from the examining division
22.06.2007Communication of intention to grant the patent
26.10.2007Fee for grant paid
26.10.2007Fee for publishing/printing paid
Parent application(s)   TooltipEP02004526.6  / EP1237274
Opposition(s)15.09.2008No opposition filed within time limit [2008/47]
Fees paidRenewal fee
26.02.2004Renewal fee patent year 03
28.02.2005Renewal fee patent year 04
28.02.2006Renewal fee patent year 05
27.02.2007Renewal fee patent year 06
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Documents cited:Search[A]US4740738  (EL-ANTABLY AHMED M [US], et al) [A] 1-3 * figures 2,5 *;
 [Y]JPH10150793  (MITSUBISHI ELECTRIC CORP) [Y] 19,20* abstract *;
 [Y]JP2000274377  (DAIKIN IND LTD) [Y] 19,20 * abstract *;
 [Y]  - BINDER A ET AL, "PERMANENT-MAGNET SYNCHRONOUS DRIVE WITH WIDE FIELD-WEAKENING RANGE", EUROPEAN TRANSACTIONS ON ELECTRICAL POWER ENGINEERING, VDE VERLAG, DE, (199805), vol. 8, no. 3, ISSN 0939-3072, pages 157 - 166,162A-162B, XP009003580 [Y] 1-3,18-20,17,15,16,4-14 * figures 1,3,5,6,9 * * page 160, column 1, paragraphs 4-6; figure 3 * * figures 2,3 * * page 164, column 1; figure 6 * * figure 6 *
 [Y]  - H. BAUSCH, W. ZENG, K. KANELIS, "Feed-forward control of current excited synchronous drives", PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON ELECTRICAL MACHINE ICEM '94, Paris, (199409), pages 220 - 225, XP002274088 [Y] 1-3,18-20,17,4-14,15,16 * page 220, column 2; figures 1,2,4 * * page 222, column 2, paragraph 2 * * page 221, column 1, paragraph 1 * * page 221 * * page 222, column 1, paragraph 1; figure 2 * * figure 2 *
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.