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EP0105059
European procedure
Extract from the Register of European Patents
EP About this file: EP0105059
| EP0105059 - Reversible phase change compositions of calcium chloride hexahydrate with a potassium salt [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 02.07.1986 Database last updated on 02.11.2024 | Most recent event Tooltip | 02.07.1986 | No opposition filed within time limit | published on 20.08.1986 [1986/34] | Applicant(s) | For all designated states The Dow Chemical Company 2020 Dow Center Midland, Michigan 48674 / US | [N/P] |
| Former [1984/15] | For all designated states THE DOW CHEMICAL COMPANY 2030 Dow Center Abbott Road P.O. Box 1967 Midland Michigan 48640-1967 / US | Inventor(s) | 01 /
Lane, George Ashel 3802 Wintergreen Drive Midland Michigan 48640 / US | 02 /
Rossow, Harold Everett 2888 Poseyville Road Midland Michigan 48640 / US | [1984/15] | Representative(s) | Sternagel, Hans-Günther, et al Patentanwälte Sternagel & Fleischer Braunsberger Feld 29 51429 Bergisch Gladbach / DE | [N/P] |
| Former [1984/15] | Sternagel, Hans-Günther, Dr., et al Patentanwälte Dr. Michael Hann Dr. H.-G. Sternagel Sander Aue 30 D-51465 Bergisch Gladbach / DE | Application number, filing date | 82109225.1 | 06.10.1982 | [1984/15] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0105059 | Date: | 11.04.1984 | Language: | EN | [1984/15] | Type: | B1 Patent specification | No.: | EP0105059 | Date: | 21.08.1985 | Language: | EN | [1985/34] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.08.1983 | Classification | IPC: | C09K5/06 | [1984/15] | CPC: |
C09K5/063 (EP,US);
C09K5/06 (KR)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI, NL, SE [1984/15] | Title | German: | Zusammensetzungen mit umkehrbarem Phasenübergang, aus Calciumchlorid-Hexahydrat mit einem Potassiumsalz | [1984/15] | English: | Reversible phase change compositions of calcium chloride hexahydrate with a potassium salt | [1984/15] | French: | Compositions à changement de phase réversible d'hexahydrate de chlorure de calcium avec un sel de potassium | [1984/15] | Examination procedure | 21.10.1983 | Examination requested [1984/15] | 26.10.1984 | Despatch of communication of intention to grant (Approval: ) | 30.01.1985 | Communication of intention to grant the patent | 24.04.1985 | Fee for grant paid | 24.04.1985 | Fee for publishing/printing paid | Opposition(s) | 22.05.1986 | No opposition filed within time limit [1986/34] | Fees paid | Renewal fee | 11.09.1984 | Renewal fee patent year 03 |
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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 | [E]EP0063348 (DOW CHEMICAL CO [US]); | [A]DE3132793 (MITSUBISHI ELECTRIC CORP [JP]); | [A]EP0013569 (DOW CHEMICAL CO [US]); | [A]GB2001096 (PHILIPS NV) |