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EP0719938
European procedure
Extract from the Register of European Patents
EP About this file: EP0719938
| EP0719938 - Travelling wave piezo electric motor for canned motor pumps with magnetic coupling [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 07.04.2000 Database last updated on 24.08.2024 | Most recent event Tooltip | 07.04.2000 | No opposition filed within time limit | published on 24.05.2000 [2000/21] | Applicant(s) | For all designated states WILO GmbH Nortkirchenstrasse 100 D-44263 Dortmund / DE | [1996/27] | Inventor(s) | 01 /
Kech, Hans-Jürgen Hermann-Oberth-Str. 6 D-58313 Herdecke / DE | 02 /
Gerber, Wolfram Ikenstrasse 70 D-40625 Düsseldorf / DE | [1996/27] | Representative(s) | Cohausz Hannig Borkowski Wissgott Patent- und Rechtsanwaltskanzlei Schumannstrasse 97-99 40237 Düsseldorf / DE | [N/P] |
| Former [1996/27] | COHAUSZ HASE DAWIDOWICZ & PARTNER Patentanwälte Schumannstrasse 97-99 40237 Düsseldorf / DE | Application number, filing date | 95119281.4 | 07.12.1995 | [1996/27] | Priority number, date | DE19944446915 | 28.12.1994 Original published format: DE 4446915 | [1996/27] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0719938 | Date: | 03.07.1996 | Language: | DE | [1996/27] | Type: | B1 Patent specification | No.: | EP0719938 | Date: | 02.06.1999 | Language: | DE | [1999/22] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 08.03.1996 | Classification | IPC: | F04D13/02, F04D13/06 | [1996/27] | CPC: |
F04D13/06 (EP);
F04D13/027 (EP);
F04D13/0666 (EP)
| Designated contracting states | CH, DE, FR, GB, IT, LI [1996/27] | Title | German: | Piezo-Wanderwellenmotor für Spaltrohrpumpen mit magnetischer Kupplung | [1996/27] | English: | Travelling wave piezo electric motor for canned motor pumps with magnetic coupling | [1996/27] | French: | Moteur piézo-électrique à ondes progressives pour motopompes à manchon d'entrefer et accouplement magnétique | [1996/27] | Examination procedure | 23.03.1996 | Examination requested [1996/27] | 30.06.1997 | Despatch of a communication from the examining division (Time limit: M06) | 08.01.1998 | Reply to a communication from the examining division | 19.05.1998 | Despatch of a communication from the examining division (Time limit: M04) | 18.09.1998 | Reply to a communication from the examining division | 29.10.1998 | Despatch of communication of intention to grant (Approval: Yes) | 03.12.1998 | Communication of intention to grant the patent | 08.01.1999 | Fee for grant paid | 08.01.1999 | Fee for publishing/printing paid | Opposition(s) | 03.03.2000 | No opposition filed within time limit [2000/21] | Fees paid | Renewal fee | 21.11.1997 | Renewal fee patent year 03 | 15.12.1998 | 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 | [Y]EP0279220 (RICHTER CHEMIE TECHNIK GMBH [DE]) [Y] 1,3,9,10 * the whole document *; | [Y]US4935659 (NAKA YOJI [JP], et al) [Y] 1,3,9,10 * abstract *; | [A]US5269664 (BUSE FREDERIC W [US]) [A] 1,5 * abstract *; | [A]US4645964 (HIRAMATSU AKIRA [JP], et al); | [A]JPS60210173 ; | [A]US5099166 (HIRANO TAKAYUKI [JP], et al); | [A]US4980599 (KUWABARA YASUO [JP], et al); | [A]JPH0560076 | [A] - PATENT ABSTRACTS OF JAPAN, (19860307), vol. 010, no. 058, Database accession no. (E - 386), & JP60210173 A 19851022 (CANON KK) [A] * abstract * | [A] - PATENT ABSTRACTS OF JAPAN, (19930714), vol. 017, no. 374, Database accession no. (M - 1445), & JP05060076 A 19930309 (KOJI TODA) [A] * abstract * |