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EP0028880
European procedure
Extract from the Register of European Patents
EP About this file: EP0028880
| EP0028880 - Method of releasing frozen water [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 06.04.1984 Database last updated on 18.03.2026 | Most recent event Tooltip | 06.04.1984 | No opposition filed within time limit | published on 06.06.1984 [1984/23] | Applicant(s) | For all designated states Dow Corning Corporation 2200 West Salzburg Road Auburn, MI 48611 / US | [N/P] |
| Former [1981/20] | For all designated states DOW CORNING CORPORATION Midland Michigan 48640 / US | Inventor(s) | 01 /
Coon, Delbert L. 608, Buchanan Midland, Michigan 48640 / US | [1981/20] | Representative(s) | Laredo, Jack Joseph, et al Elkington and Fife, Prospect House, 8 Pembroke Road Sevenoaks Kent TN13 1XR / GB | [N/P] |
| Former [1981/20] | Laredo, Jack Joseph, et al Elkington and Fife Prospect House 8 Pembroke Road Sevenoaks, Kent TN13 1XR / GB | Application number, filing date | 80303394.3 | 26.09.1980 | [1981/20] | Priority number, date | US19790089438 | 31.10.1979 Original published format: US 89438 | [1981/20] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0028880 | Date: | 20.05.1981 | Language: | EN | [1981/20] | Type: | B1 Patent specification | No.: | EP0028880 | Date: | 25.05.1983 | Language: | EN | [1983/21] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.02.1981 | Classification | IPC: | C09K3/18, C09D3/82, C08L83/04 | [1981/20] | CPC: |
C09K3/185 (EP,US);
C08K5/05 (EP,US);
C09D183/06 (EP,US);
C09D183/08 (EP,US)
| C-Set: |
C08K5/05, C08L83/06 (US,EP);
C08K5/05, C08L83/08 (EP,US);
C09D183/06, C08L2666/52 (US,EP);
C09D183/08, C08L2666/52 (US,EP) | Designated contracting states | DE, FR, GB, SE [1981/20] | Title | German: | Verfahren zur Entfernung von Eis | [1981/20] | English: | Method of releasing frozen water | [1981/20] | French: | Procédé pour enlever la glace | [1981/20] | File destroyed: | 02.03.1998 | Examination procedure | 06.08.1981 | Examination requested [1981/42] | 22.02.1982 | Despatch of a communication from the examining division (Time limit: M04) | 04.06.1982 | Reply to a communication from the examining division | 08.09.1982 | Despatch of communication of intention to grant (Approval: ) | 29.11.1982 | Communication of intention to grant the patent | 08.02.1983 | Fee for grant paid | 08.02.1983 | Fee for publishing/printing paid | Opposition(s) | 28.02.1984 | No opposition filed within time limit [1984/23] | Fees paid | Renewal fee | 14.09.1982 | Renewal fee patent year 03 |
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