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EP0142663
European procedure
Extract from the Register of European Patents
EP About this file: EP0142663
| EP0142663 - Defrost control method and device for heat pumps [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 06.09.1989 Database last updated on 08.04.2026 | Most recent event Tooltip | 06.09.1989 | No opposition filed within time limit | published on 25.10.1989 [1989/43] | Applicant(s) | For all designated states MAN Technologie Aktiengesellschaft Postfach 50 04 26 80974 München / DE | [N/P] |
| Former [1989/34] | For all designated states MAN Technologie Aktiengesellschaft Postfach 50 04 26 D-80974 München / DE | ||
| Former [1986/42] | For all designated states M.A.N. Technologie GmbH Dachauer Strasse 667 D-8000 München 50 / DE | ||
| Former [1985/22] | For all designated states M.A.N. MASCHINENFABRIK AUGSBURG-NÜRNBERG Aktiengesellschaft Dachauer Strasse 667 Postfach 50 06 20 D-8000 München 50 / DE | Inventor(s) | 01 /
Mötz, Karl, Ing. grad. Kreisstrasse 18 D-8066 Bergkirchen / DE | 02 /
Jobst, Friedrich Hildeboldstrasse 5 D-8000 München 40 / DE | [1985/22] | Application number, filing date | 84111031.5 | 15.09.1984 | [1985/22] | Priority number, date | DE19833333907 | 20.09.1983 Original published format: DE 3333907 | [1985/22] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0142663 | Date: | 29.05.1985 | Language: | DE | [1985/22] | Type: | A3 Search report | No.: | EP0142663 | Date: | 03.07.1985 | Language: | DE | [1985/27] | Type: | B1 Patent specification | No.: | EP0142663 | Date: | 09.11.1988 | Language: | DE | [1988/45] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.04.1985 | Classification | IPC: | F25D21/00 | [1985/22] | CPC: |
F25D21/006 (EP)
| Designated contracting states | AT, CH, DE, FR, GB, LI, NL, SE [1985/22] | Title | German: | Verfahren und Vorrichtung zur Abtauregelung von Wärmepumpen | [1985/22] | English: | Defrost control method and device for heat pumps | [1985/22] | French: | Procédé et dispositif de commande du dégivrage pour pompes à chaleur | [1985/22] | File destroyed: | 12.06.1999 | Examination procedure | 10.08.1985 | Examination requested [1985/43] | 10.04.1986 | Despatch of a communication from the examining division (Time limit: M04) | 03.07.1986 | Reply to a communication from the examining division | 06.10.1986 | Despatch of a communication from the examining division (Time limit: M04) | 19.12.1986 | Reply to a communication from the examining division | 15.07.1987 | Despatch of a communication from the examining division (Time limit: M02) | 11.08.1987 | Reply to a communication from the examining division | 08.10.1987 | Despatch of a communication from the examining division (Time limit: M04) | 21.01.1988 | Reply to a communication from the examining division | 26.02.1988 | Despatch of communication of intention to grant (Approval: No) | 18.03.1988 | Despatch of communication of intention to grant (Approval: later approval) | 24.03.1988 | Communication of intention to grant the patent | 21.04.1988 | Fee for grant paid | 21.04.1988 | Fee for publishing/printing paid | Opposition(s) | 10.08.1989 | No opposition filed within time limit [1989/43] | Fees paid | Renewal fee | 12.08.1986 | Renewal fee patent year 03 | 05.08.1987 | Renewal fee patent year 04 | 14.09.1988 | Renewal fee patent year 05 |
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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] JP58150736 | [A] PATENTS ABSTRACTS OF JAPAN, Band 7, Nr. 271 (M-260)[1416], 3. Dezember 1983; & JP - A - 58 150 736 (HITACHI SEISAKUSHO K.K.) 07.09.1983 [A] |