EP0077767 - Antifreeze and thawing agent, process for deicing frozen surfaces like streets, roads or the like or for preventing icing [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 09.01.1988 Database last updated on 09.09.2024 | Most recent event Tooltip | 12.11.1999 | Lapse of the patent in a contracting state | published on 29.12.1999 [1999/52] | Applicant(s) | For all designated states Lang & Co., chemisch-technische Produkte Kommanditgesellschaft Herzog Friedrichplatz 1 A-3001 Mauerbach/Wien / AT | [N/P] |
Former [1983/17] | For all designated states Lang & Co., chemisch-technische Produkte Kommanditgesellschaft Herzog Friedrichplatz 1 A-3001 Mauerbach/Wien / AT | Inventor(s) | 01 /
Kaes, Gertrude, Dipl.-Ing. Kohlmarkt 1 A-1010 Wien / AT | [1983/17] | Representative(s) | Puchberger, Peter, et al Puchberger, Berger & Partner Reichsratsstrasse 13 1010 Wien / AT | [N/P] |
Former [1983/17] | Puchberger, Peter, Dipl.-Ing., et al Patentanwälte Dipl.-Ing. Georg Puchberger Dipl.-Ing. Rolf Puchberger Dipl.-Ing. Peter Puchberger Singerstrasse 13 A-1011 Wien / AT | Application number, filing date | 82890135.5 | 24.09.1982 | [1983/17] | Priority number, date | AT19810004378 | 12.10.1981 Original published format: AT 437881 | [1983/17] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0077767 | Date: | 27.04.1983 | Language: | DE | [1983/17] | Type: | B1 Patent specification | No.: | EP0077767 | Date: | 17.04.1985 | Language: | DE | [1985/16] | Type: | B2 New European patent specification | No.: | EP0077767 | Date: | 24.02.1988 | Language: | DE | [1988/08] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.02.1983 | Classification | IPC: | C09K3/18, C09K5/00 | [1983/17] | CPC: |
C09K5/20 (EP,US);
C09K3/185 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1983/17] | Title | German: | Gefrierschutz- und Eislösemittel sowie Verfahren zur Enteisung vereister Oberflächen wie Strassen, Wege und dgl. bzw. zur Verhinderung der Vereisung | [1983/17] | English: | Antifreeze and thawing agent, process for deicing frozen surfaces like streets, roads or the like or for preventing icing | [1983/17] | French: | Agent antigel et de déglaçage et procédé pour déglacer des surfaces gelées telles que rues, chemins ou similaires ou pour empêcher le verglaçage | [1983/17] | Examination procedure | 11.07.1983 | Examination requested [1983/38] | 16.12.1983 | Despatch of a communication from the examining division (Time limit: M04) | 06.04.1984 | Reply to a communication from the examining division | 14.08.1984 | Despatch of communication of intention to grant (Approval: ) | 08.10.1984 | Communication of intention to grant the patent | 23.11.1984 | Fee for grant paid | 23.11.1984 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
21.12.1985
Hüls Aktiengesellschaft Patentabteilung/PB 15 D-45764 Marl / DE | [1986/10] | 18.02.1986 | Invitation to proprietor to file observations on the notice of opposition | 07.06.1986 | Reply of patent proprietor to notice(s) of opposition | 10.07.1986 | Communication of observations of patent proprietor (Time limit: M02) | 10.09.1986 | Reply of parties involved to observations of patent proprietor | 24.11.1986 | Despatch of a communication from the opposition division (Time limit: M04) | 01.09.1987 | Despatch of communication that the patent will be maintained as amended | 19.10.1987 | Fee for printing new specification paid | Fees paid | Renewal fee | 29.08.1984 | 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. | Lapses during opposition Tooltip | LU | 30.09.1985 | [1999/52] | Documents cited: | Search | [A]GB1111936 (DISTILLERS CO YEAST LTD); | [A]GB569364 (WILLIAM HAROLD JUGGINS VERNON, et al); | [A]US4254166 (GLANVILLE JAMES O, et al) |