blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP1073193

EP1073193 - Method of control for sensorless induction motor drives [Right-click to bookmark this link]
Former [2001/05]System and method of control for sensorless induction motor drives
[2004/27]
StatusNo opposition filed within time limit
Status updated on  10.02.2006
Database last updated on 24.08.2024
Most recent event   Tooltip15.11.2013Lapse of the patent in a contracting statepublished on 18.12.2013  [2013/51]
Applicant(s)For all designated states
Universita' Degli Studi Di Catania
Piazza dell'Università, 2
95100 Catania / IT
[2001/05]
Inventor(s)01 / Consoli, Alfio
Via Conte Ruggero, 83
95100 Catania / IT
02 / Scarcella, Guiseppe
Viale dei Cipressi, 1
98023 Furci Siculo (ME) / IT
03 / Testa, Antonio
Via Santissimo Crocifisso, 40
95024 Acireale (CT) / IT
 [2001/05]
Representative(s)Lotti, Giorgio, et al
c/o Ing. Barzanò & Zanardo Milano S.p.A.
Corso Vittorio Emanuele II, 61
10128 Torino / IT
[N/P]
Former [2001/05]Lotti, Giorgio, et al
c/o Ing. Barzanò & Zanardo Milano S.p.A. Corso Vittorio Emanuele II, 61
10128 Torino / IT
Application number, filing date00115629.820.07.2000
[2001/05]
Priority number, dateIT1999TO0066929.07.1999         Original published format: IT TO990669
US2000050105609.02.2000         Original published format: US 501056
[2001/05]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1073193
Date:31.01.2001
Language:EN
[2001/05]
Type: A3 Search report 
No.:EP1073193
Date:30.05.2001
[2001/22]
Type: B1 Patent specification 
No.:EP1073193
Date:06.04.2005
Language:EN
[2005/14]
Search report(s)(Supplementary) European search report - dispatched on:EP17.04.2001
ClassificationIPC:H02P21/00
[2001/05]
CPC:
H02P21/141 (EP,US); H02P21/04 (EP,US); H02P21/18 (EP,US);
H02P21/24 (EP,US); H02P21/26 (EP,US); H02P6/185 (EP,US);
H02P2203/11 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [2001/05]
Extension statesAL21.08.2001
LT21.08.2001
LV21.08.2001
RO21.08.2001
SI21.08.2001
TitleGerman:Steuerverfahren eines sensorlosen Induktionsmotors[2004/27]
English:Method of control for sensorless induction motor drives[2004/27]
French:Méthode de contrôle d'un moteur à induction sans capteur[2004/27]
Former [2001/05]Steuervorrichtung und -verfahren eines sensorlosen Induktionsmotors
Former [2001/05]System and method of control for sensorless induction motor drives
Former [2001/05]Dispositif et méthode de contrôle d'un moteur à induction sans capteur
Examination procedure21.08.2001Examination requested  [2001/42]
19.12.2001Despatch of a communication from the examining division (Time limit: M06)
12.06.2002Reply to a communication from the examining division
18.10.2002Despatch of a communication from the examining division (Time limit: M06)
14.04.2003Reply to a communication from the examining division
11.11.2003Despatch of a communication from the examining division (Time limit: M04)
10.03.2004Reply to a communication from the examining division
06.04.2004Despatch of a communication from the examining division (Time limit: M02)
05.05.2004Reply to a communication from the examining division
16.06.2004Communication of intention to grant the patent
21.10.2004Fee for grant paid
21.10.2004Fee for publishing/printing paid
Opposition(s)10.01.2006No opposition filed within time limit [2006/13]
Fees paidRenewal fee
27.06.2002Renewal fee patent year 03
30.04.2003Renewal fee patent year 04
07.07.2004Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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  TooltipAT06.04.2005
BE06.04.2005
CH06.04.2005
FI06.04.2005
LI06.04.2005
NL06.04.2005
GR06.07.2005
SE06.07.2005
CY20.07.2005
IE20.07.2005
LU20.07.2005
MC31.07.2005
PT08.09.2005
[2013/51]
Former [2007/26]AT06.04.2005
BE06.04.2005
CH06.04.2005
FI06.04.2005
LI06.04.2005
NL06.04.2005
GR06.07.2005
SE06.07.2005
CY20.07.2005
IE20.07.2005
LU20.07.2005
MC31.07.2005
PT08.09.2005
Former [2007/20]AT06.04.2005
BE06.04.2005
CH06.04.2005
FI06.04.2005
LI06.04.2005
NL06.04.2005
GR06.07.2005
SE06.07.2005
CY20.07.2005
IE20.07.2005
LU31.07.2005
MC31.07.2005
PT08.09.2005
Former [2007/08]AT06.04.2005
BE06.04.2005
CH06.04.2005
FI06.04.2005
LI06.04.2005
NL06.04.2005
GR06.07.2005
SE06.07.2005
IE20.07.2005
LU31.07.2005
MC31.07.2005
PT08.09.2005
Former [2006/28]AT06.04.2005
BE06.04.2005
CH06.04.2005
FI06.04.2005
LI06.04.2005
NL06.04.2005
GR06.07.2005
SE06.07.2005
IE20.07.2005
MC31.07.2005
PT08.09.2005
Former [2006/25]AT06.04.2005
BE06.04.2005
CH06.04.2005
FI06.04.2005
LI06.04.2005
NL06.04.2005
GR06.07.2005
SE06.07.2005
IE20.07.2005
PT08.09.2005
Former [2006/14]AT06.04.2005
BE06.04.2005
CH06.04.2005
FI06.04.2005
LI06.04.2005
NL06.04.2005
GR06.07.2005
SE06.07.2005
PT08.09.2005
Former [2006/13]AT06.04.2005
BE06.04.2005
FI06.04.2005
SE06.07.2005
Former [2005/52]FI06.04.2005
SE06.07.2005
Former [2005/50]SE06.07.2005
Documents cited:Search[A]US4445080  (CURTISS WILLIAM P [US]) [A] 1-16 * column 3, line 40 - column 4, line 30; figures 2-4; claim 8 *;
 [A]US5254918  (UEKI YASUHIRO [JP]) [A] 1-16 * column 8, line 1 - line 8; figure 6 * * column 4, line 50 - column 5, line 8; figures 1,2 * * column 8, line 63 - column 9, line 52; figures 7-9 *;
 [X]DE4413809  (HITACHI LTD [JP]) [X] 1,3,5,15,16 * abstract * * page 5, line 49 - page 6, line 45 *;
 [X]EP0579694  (ELIN ENERGIEANWENDUNG [AT]) [X] 2 * claims 1,3 *;
 [XA]US5559419  (JANSEN PATRICK L [US], et al) [X] 1,3,4,15,16 * column 1, line 56 - column 3, line 11; figure 1; claim 1 * * column 2, line 41 - line 44 * * column 6, line 62 - line 63 * * column 9, line 36 - line 67 * [A] 2,5-14;
 [A]  - SCHRODL M, SENSORLESS CONTROL OF PERMANENT-MAGNET SYNCHRONOUS MACHINES AT ARBITRARY OPERATING POINTS USING MODIFIED INFORM FLUX MODEL, EUROPEAN TRANSACTIONS ON ELECTRICAL POWER ENGINEERING, XP000398518 [A] 1-16 * paragraph [03.1]; figure 2 * * paragraph [04.1] *
 [A]  - JIANG J ET AL, "SPEED SENSORLESS AC DRIVE FOR HIGH DYNAMIC PERFORMANCE AND STEADY STATE ACCURACY", PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON INDUSTRIAL ELECTRONICS,CONTROL, AND INSTRUMENTATION (IECON),US,NEW YORK, IEEE, (19951106), vol. CONF. 21, ISBN 0-7803-3027-7, pages 1029 - 1034, XP000559336 [A] 1-16 * abstract * * page 1031, column 2, paragraph 4.1 *
 [A]  - RIBEIRO L A S ET AL, "COMPARISON OF CARRIER SIGNAL VOLTAGE AND CURRENT INJECTION FOR THE ESTIMATION OF FLUX ANGLE OR ROTOR POSITION", CONFERENCE RECORD OF THE IEEE INDUSTRY APPLICATIONS CONFERENCE. IAS ANNUAL MEETING,US,NEW YORK, NY: IEEE, (19981012), ISBN 0-7803-4944-X, pages 452 - 459, XP000804011 [A] 1-16 * abstract * * figures 1,2 *
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.