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EP0073504
European procedure
Extract from the Register of European Patents
EP About this file: EP0073504
| EP0073504 - Control systems for AC induction motors [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.11.1987 Database last updated on 11.04.2026 | Most recent event Tooltip | 14.11.1987 | No opposition filed within time limit | published on 07.01.1988 [1988/01] | Applicant(s) | For all designated states KOLLMORGEN CORPORATION 66 Gatehouse Road Stamford Connecticut 06902 / US | [N/P] |
| Former [1983/10] | For all designated states KOLLMORGEN CORPORATION 66 Gatehouse Road Stamford Connecticut 06902 / US | Inventor(s) | 01 /
Whited, James S. Route 3 Box 501 Radford Virginia 24141 / US | [1983/10] | Representative(s) | Königseder, geb. Egerer, Claudia (DE) Kreuzbichl 1 D-82491 Grainau / DE | [1983/10] | Application number, filing date | 82107918.3 | 28.08.1982 | [1983/10] | Priority number, date | US19810297809 | 31.08.1981 Original published format: US 297809 | [1983/10] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0073504 | Date: | 09.03.1983 | Language: | EN | [1983/10] | Type: | B1 Patent specification | No.: | EP0073504 | Date: | 07.01.1987 | Language: | EN | [1987/02] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.12.1982 | Classification | IPC: | H02P7/62, H02P5/40 | [1983/10] | CPC: |
H02P23/08 (EP,US);
H02P23/28 (EP,US)
| Designated contracting states | CH, DE, FR, IT, LI, SE [1983/10] | Title | German: | Steuersystem für Wechselstrom-Induktionsmotoren | [1983/10] | English: | Control systems for AC induction motors | [1983/10] | French: | Système de commande pour moteurs à induction à courant alternatif | [1983/10] | Examination procedure | 22.08.1983 | Examination requested [1983/43] | 06.08.1984 | Despatch of a communication from the examining division (Time limit: M04) | 16.11.1984 | Reply to a communication from the examining division | 26.04.1985 | Despatch of a communication from the examining division (Time limit: M04) | 23.08.1985 | Reply to a communication from the examining division | 31.10.1985 | Despatch of communication of intention to grant (Approval: ) | 17.02.1986 | Communication of intention to grant the patent | 09.05.1986 | Fee for grant paid | 09.05.1986 | Fee for publishing/printing paid | Opposition(s) | 08.10.1987 | No opposition filed within time limit [1988/01] | Fees paid | Renewal fee | 31.08.1984 | Renewal fee patent year 03 | 20.08.1985 | Renewal fee patent year 04 | 23.10.1986 | Renewal fee patent year 05 | Penalty fee | Additional fee for renewal fee | 01.09.1986 | 05 M06 Fee paid on 23.10.1986 |
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