EP0822649 - Reconstruction of BEMF signals for synchronizing the driving of brushless-sensorless motors by means of redefine driving signals [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 16.02.2001 Database last updated on 16.07.2024 | Most recent event Tooltip | 16.02.2001 | No opposition filed within time limit | published on 04.04.2001 [2001/14] | Applicant(s) | For all designated states STMicroelectronics Srl Via C. Olivetti, 2 20041 Agrate Brianza (Milano) / IT | [N/P] |
Former [1998/35] | For all designated states STMicroelectronics S.r.l. Via C. Olivetti, 2 20041 Agrate Brianza (Milano) / IT | ||
Former [1998/06] | For all designated states SGS-THOMSON MICROELECTRONICS s.r.l. Via C. Olivetti, 2 20041 Agrate Brianza (Milano) / IT | Inventor(s) | 01 /
Maiocchi, Giuseppe Via San Francesco, 41 22079 Villa Guardia / IT | 02 /
Viti, Marco Via C. Marx, 345/C 20099 Sesto S. Giovanni / IT | [1998/06] | Representative(s) | Pellegri, Alberto, et al Società Italiana Brevetti S.p.A. Via Carducci, 8 20123 Milano / IT | [N/P] |
Former [1998/06] | Pellegri, Alberto, et al c/o Società Italiana Brevetti S.p.A. Via Puccini, 7 21100 Varese / IT | Application number, filing date | 96830440.2 | 01.08.1996 | [1998/06] | Filing language | IT | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0822649 | Date: | 04.02.1998 | Language: | EN | [1998/06] | Type: | B1 Patent specification | No.: | EP0822649 | Date: | 19.04.2000 | Language: | EN | [2000/16] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.01.1997 | Classification | IPC: | H02P6/00, H02P6/18 | [1998/06] | CPC: |
H02P8/34 (EP,US);
H02P6/182 (EP,US);
H02P6/34 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1998/06] | Title | German: | Wiederherstellung eines Gegen-EMK Signals zur Synchronisation des Antriebs eines bürsten- und sensorlosen Motors durch Neudefinieren von Antriebssignalen | [1998/06] | English: | Reconstruction of BEMF signals for synchronizing the driving of brushless-sensorless motors by means of redefine driving signals | [1998/06] | French: | Reconstruction des signals FCEM pour la synchronisation de commande des moteurs sans capteur et sans balai par reconstruire des signals de commande | [1998/06] | Examination procedure | 15.06.1998 | Examination requested [1998/33] | 14.07.1999 | Despatch of communication of intention to grant (Approval: Yes) | 29.09.1999 | Communication of intention to grant the patent | 19.11.1999 | Fee for grant paid | 19.11.1999 | Fee for publishing/printing paid | Opposition(s) | 20.01.2001 | No opposition filed within time limit [2001/14] | Fees paid | Renewal fee | 11.08.1998 | Renewal fee patent year 03 | 10.08.1999 | Renewal fee patent year 04 |
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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. | Documents cited: | Search | [A]EP0324396 (THOMSON BRANDT GMBH [DE]) [A] 1,5,9 * column A; figure 1 *; | [A]US4409534 (BOSE BIMAL K [US]) [A] 1,5,9 * column A; figures 1A,1B *; | [A]FR2576469 (RENAULT [FR]) [A] 1,5 * the whole document *; | [A]US5367234 (DITUCCI JOSEPH [US]) [A] 1,5 * column A; figure 1 * | by applicant | EP19960830180 | EP19960830190 | EP19960830295 |