EP0023749 - Method and apparatus for the manufacture of flexible polyurethane foam articles [Right-click to bookmark this link] | Status | Patent revoked Status updated on 13.02.1985 Database last updated on 24.08.2024 | Most recent event Tooltip | 13.02.1985 | Revocation of patent | published on 17.04.1985 [1985/16] | Applicant(s) | For all designated states IMPERIAL CHEMICAL INDUSTRIES PLC Imperial Chemical House, Millbank London SW1P 3JF / GB | [1981/06] | Inventor(s) | 01 /
Woods, George 33 Parsonage Road Withington, Manchester 20 / GB | [1981/06] | Representative(s) | Houghton, Malcolm John, et al ICI Group Patents Services Dept. PO Box 6 Shire Park Bessemer Road Welwyn Garden City, Herts, AL7 1HD / GB | [N/P] |
Former [1981/06] | Houghton, Malcolm John, et al ICI Group Patents Services Dept. PO Box 6 Shire Park Bessemer Road Welwyn Garden City Herts, AL7 1HD / GB | Application number, filing date | 80301526.2 | 09.05.1980 | [1981/06] | Priority number, date | GB19790022988 | 02.07.1979 Original published format: GB 7922988 | [1981/06] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0023749 | Date: | 11.02.1981 | Language: | EN | [1981/06] | Type: | B1 Patent specification | No.: | EP0023749 | Date: | 06.07.1983 | Language: | EN | [1983/27] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 28.11.1980 | Classification | IPC: | C08G18/08, B29D27/00, C08G18/76 | [1981/06] | CPC: |
B29C44/3403 (EP);
C08G18/7664 (EP);
B29C33/10 (EP);
B29C37/006 (EP);
B29K2075/00 (EP)
| Designated contracting states | BE, DE, FR, GB, IT, NL [1981/06] | Title | German: | Verfahren und Apparat zur Herstellung von Artikeln aus flexiblem Polyurethanschaum | [1981/06] | English: | Method and apparatus for the manufacture of flexible polyurethane foam articles | [1981/06] | French: | Procédé et appareil pour la préparation d'articles en mousse de polyuréthane flexible | [1981/06] | Examination procedure | 06.03.1981 | Examination requested [1981/20] | 05.01.1982 | Despatch of a communication from the examining division (Time limit: M04) | 27.04.1982 | Reply to a communication from the examining division | 05.10.1982 | Despatch of communication of intention to grant (Approval: ) | 05.01.1983 | Communication of intention to grant the patent | 17.01.1983 | Fee for grant paid | 17.01.1983 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
09.12.1983
20.01.1984
ADMISSIBLE Bayer AG, Leverkusen Konzernverwaltung RP Patente Konzern Bayerwerk D-51368 Leverkusen / DE | 02
18.01.1984
05.03.1984
ADMISSIBLE BASF Aktiengesellschaft -Patentabteilung - C6- Carl-Bosch-Strasse 38 D-67056 Ludwigshafen / DE | [N/P] |
Former [1984/13] | |||
Opponent(s) | 01
09.12.1983
20.01.1984
ADMISSIBLE Bayer AG, Leverkusen Konzernverwaltung RP Patente Konzern Bayerwerk D-51368 Leverkusen / DE | ||
02
18.01.1984
05.03.1984
ADMISSIBLE BASF Aktiengesellschaft, Ludwigshafen -Patentabteilung - C6- Carl-Bosch-Strasse 38 D-67056 Ludwigshafen / DE | |||
Former [1984/07] | |||
Opponent(s) | 01
09.12.1983
20.01.1984
ADMISSIBLE Bayer AG, Leverkusen Konzernverwaltung RP Patente Konzern Bayerwerk D-51368 Leverkusen / DE | 09.05.1984 | Invitation to proprietor to file observations on the notice of opposition | 08.09.1984 | Reply of patent proprietor to notice(s) of opposition | 18.09.1984 | Despatch of communication that the patent will be revoked | 29.09.1984 | Legal effect of revocation of patent [1985/16] | Fees paid | Renewal fee | 03.04.1982 | Renewal fee patent year 03 | 12.04.1983 | Renewal fee patent year 04 |
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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]JP52047896 ; | [A]DE2613719 ; | [A]DE2647482 | [A] - PATENTS ABSTRACTS OF JAPAN Vol. 1, No. 84, 6 August 1977, page 1800C77 & JP-A-52 047896., & JP52047896 A 19770806 |