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EP0017740
European procedure
Extract from the Register of European Patents
EP About this file: EP0017740
| EP0017740 - Preparation of poly(ester carbonate) by interfacial method [Right-click to bookmark this link] | Status | Patent revoked Status updated on 08.10.1986 Database last updated on 16.07.2024 | Most recent event Tooltip | 08.10.1986 | Revocation of patent | published on 26.11.1986 [1986/48] | Applicant(s) | For all designated states ALLIED CORPORATION Columbia Road and Park Avenue P.O. Box 2245R (Law Dept.) Morristown New Jersey 07960 / US | [N/P] |
| Former [1980/22] | For all designated states ALLIED CORPORATION Columbia Road and Park Avenue P.O. Box 2245R (Law Dept.) Morristown New Jersey 07960 / US | Inventor(s) | 01 /
Segal, Leon 5 Lookout Road Randolph New Jersey 07801 / US | 02 /
De Bona, Bruce Todd 23 Rose Avenue Madison New Jersey 07940 / US | [1980/22] | Representative(s) | Baillie, Iain Cameron, et al Ladas & Parry, Dachauerstrasse 37 80335 München / DE | [N/P] |
| Former [1984/17] | Baillie, Iain Cameron, et al c/o Ladas & Parry Altheimer Eck 2 D-80331 München / DE | ||
| Former [1980/22] | Baillie, Iain Cameron c/o Ladas & Parry Isartorplatz 5 D-8000 München 2 / DE | Application number, filing date | 80101033.1 | 03.03.1980 | [1980/22] | Priority number, date | US19790029422 | 12.04.1979 Original published format: US 29422 | [1980/22] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0017740 | Date: | 29.10.1980 | Language: | EN | [1980/22] | Type: | B1 Patent specification | No.: | EP0017740 | Date: | 25.04.1984 | Language: | EN | [1984/17] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.07.1980 | Classification | IPC: | C08G63/64, // (C08G63/64, 63:24, 63:40) | [1980/22] | CPC: |
C08G63/64 (EP,US)
| Designated contracting states | DE, FR, GB, IT [1980/22] | Title | German: | Herstellung eines Polyestercarbonats nach der Grenzflächenmethode | [1980/22] | English: | Preparation of poly(ester carbonate) by interfacial method | [1980/22] | French: | Préparation de polyestercarbonates par la méthode interfaciale | [1980/22] | Examination procedure | 22.04.1981 | Examination requested [1981/27] | 06.10.1982 | Despatch of a communication from the examining division (Time limit: M02) | 03.12.1982 | Reply to a communication from the examining division | 27.07.1983 | Despatch of communication of intention to grant (Approval: ) | 13.10.1983 | Communication of intention to grant the patent | 13.01.1984 | Fee for grant paid | 13.01.1984 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
29.08.1984
06.09.1984
ADMISSIBLE Bayer AG, Leverkusen Konzernverwaltung RP Patente Konzern Bayerwerk D-51368 Leverkusen / DE | [N/P] |
| Former [1984/44] | |||
| Opponent(s) | 01
29.08.1984
06.09.1984
ADMISSIBLE Bayer AG, Leverkusen Konzernverwaltung RP Patente Konzern Bayerwerk D-51368 Leverkusen / DE | 01.02.1985 | Invitation to proprietor to file observations on the notice of opposition | 03.08.1985 | Reply of patent proprietor to notice(s) of opposition | 23.08.1985 | Communication of observations of patent proprietor (Time limit: M02) | 27.09.1985 | Reply of parties involved to observations of patent proprietor | 10.06.1986 | Despatch of communication that the patent will be revoked | 20.06.1986 | Legal effect of revocation of patent [1986/48] | Fees paid | Renewal fee | 28.12.1981 | Renewal fee patent year 03 | 20.12.1982 | Renewal fee patent year 04 | 17.12.1983 | 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 | US3169121 [ ] (GOLDBERG EUGENE P); | US3220976 [ ] (GOLDBERG EUGENE P); | US3409704 [ ] (BAILEY JOHN V); | DE2758030 [ ] (GEN ELECTRIC) |