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Extract from the Register of European Patents

EP About this file: EP0793077

EP0793077 - Position dectector circuit for an electric motor [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.07.2002
Database last updated on 25.09.2024
Most recent event   Tooltip05.12.2003Lapse of the patent in a contracting statepublished on 21.01.2004  [2004/04]
Applicant(s)For all designated states
KELSEY-HAYES COMPANY
12025 Tech Center Drive
Livonia, MI 48150 / US
[2001/29]
Former [1997/36]For all designated states
Lucas Industries Inc.
1180 Sunrise Valley Drive
Reston, Virginia 20191 / US
Inventor(s)01 / Wilke, Robert A.
127 Lohse Drive
Winona, Minnesota 55987 / US
02 / Wiechmann, David P.
RR3 Box 99E
Winona, Minnesota 55987 / US
[1997/36]
Representative(s)Hackett, Sean James
Marks & Clerk LLP
Alpha Tower
Suffolk Street Queensway
Birmingham B1 1TT / GB
[N/P]
Former [2000/31]Hackett, Sean James
Marks & Clerk, Alpha Tower, Suffolk Street Queensway
Birmingham B1 1TT / GB
Former [1997/36]Prutton, Roger
MARKS & CLERK, Alpha Tower, Suffolk Street Queensway
Birmingham B1 1TT / GB
Application number, filing date97301313.927.02.1997
[1997/36]
Priority number, dateGB1996000427429.02.1996         Original published format: GB 9604274
GB1996002042401.10.1996         Original published format: GB 9620424
[1997/36]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0793077
Date:03.09.1997
Language:EN
[1997/36]
Type: A3 Search report 
No.:EP0793077
Date:13.05.1998
[1998/20]
Type: B1 Patent specification 
No.:EP0793077
Date:12.09.2001
Language:EN
[2001/37]
Search report(s)(Supplementary) European search report - dispatched on:EP26.03.1998
ClassificationIPC:G01D5/244, G01R19/00
[1998/20]
CPC:
G01D5/244 (EP); G05B19/21 (EP); G05B2219/37169 (EP)
Former IPC [1997/36]G01D5/244
Designated contracting statesDE,   ES,   FR,   GB,   IT [1997/36]
TitleGerman:Positionsgeberschaltung für einen elektrischen Motor[1997/36]
English:Position dectector circuit for an electric motor[1997/36]
French:Circuit pour la détection de la position d'un moteur électrique[1997/36]
Examination procedure19.09.1998Examination requested  [1998/47]
25.09.2000Despatch of communication of intention to grant (Approval: No)
16.01.2001Despatch of communication of intention to grant (Approval: later approval)
02.03.2001Communication of intention to grant the patent
30.05.2001Fee for grant paid
30.05.2001Fee for publishing/printing paid
Opposition(s)13.06.2002No opposition filed within time limit [2002/36]
Fees paidRenewal fee
10.02.1999Renewal fee patent year 03
11.02.2000Renewal fee patent year 04
15.02.2001Renewal fee patent year 05
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Lapses during opposition  TooltipES26.03.2002
[2004/04]
Documents cited:Search[A]US3346725  (R.B. ALLURED ET AL.) [A] 1,11 * column 1, line 56 - column 2, line 33; figure . *;
 [A]EP0381643  (AMBIENT ENERGY DESIGN) [A] 1,6,7,9,11 * column 2, line 8 - column 3, line 27; figures 1-7 *;
 [A]EP0393847  (DELCO ELECTRONICS CORP) [A] 1,2,6-8,11
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.