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EP0026609
European procedure
Extract from the Register of European Patents
EP About this file: EP0026609
| EP0026609 - Aromatic polyester and filaments [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.01.1985 Database last updated on 15.11.2024 | Most recent event Tooltip | 30.01.1985 | No opposition filed within time limit | published on 03.04.1985 [1985/14] | Applicant(s) | For all designated states E. I. du Pont de Nemours and Company 1007 Market Street Wilmington, DE 19898 / US | [N/P] |
| Former [1981/14] | For all designated states E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington Delaware 19898 / US | Inventor(s) | 01 /
Irwin, Robert Samuel 714 Ambleside Drive Wilmington Delaware 19808 / US | [1981/14] | Representative(s) | Woodman, Derek, et al Frank B. Dehn & Co. St Bride's House 10 Salisbury Square London EC4Y 8JD / GB | [N/P] |
| Former [1981/14] | Woodman, Derek, et al Frank B. Dehn & Co., European Patent Attorneys, Imperial House, 15-19 Kingsway London WC2B 6UZ / GB | Application number, filing date | 80303240.8 | 15.09.1980 | [1981/14] | Priority number, date | US19790076797 | 17.09.1979 Original published format: US 76797 | [1981/14] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0026609 | Date: | 08.04.1981 | Language: | EN | [1981/14] | Type: | B1 Patent specification | No.: | EP0026609 | Date: | 21.03.1984 | Language: | EN | [1984/12] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 04.02.1981 | Classification | IPC: | C08G63/60, C07C69/157, C07C69/62, D01F6/84, C08G63/68 | [1981/14] | CPC: |
C08G63/682 (EP,US);
C08G63/60 (KR);
C08G63/605 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1981/14] | Title | German: | Aromatischer Polyester und Fasern | [1981/14] | English: | Aromatic polyester and filaments | [1981/14] | French: | Polyester aromatique et fibres | [1981/14] | Examination procedure | 19.09.1981 | Examination requested [1981/48] | 12.10.1982 | Despatch of a communication from the examining division (Time limit: M04) | 17.02.1983 | Reply to a communication from the examining division | 06.07.1983 | Despatch of communication of intention to grant (Approval: ) | 06.09.1983 | Communication of intention to grant the patent | 05.10.1983 | Fee for grant paid | 05.10.1983 | Fee for publishing/printing paid | Opposition(s) | 22.12.1984 | No opposition filed within time limit [1985/14] | Fees paid | Renewal fee | 11.09.1982 | Renewal fee patent year 03 | 12.09.1983 | 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 | US4067852 [ ] (CALUNDANN GORDON W); | US4118372 [ ] (SCHAEFGEN JOHN RAYMOND); | GB2006239 [ ] (SUMITOMO CHEMICAL CO); | US4130545 [ ] (CALUNDANN GORDON W); | US4083829 [ ] (CALUNDANN GORDON W, et al) |