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EP0041404
European procedure
Extract from the Register of European Patents
EP About this file: EP0041404
| EP0041404 - Herbicidal thiophenesulfonamides [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 03.12.1985 Database last updated on 22.04.2025 | 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 E. I. du Pont de Nemours and Company 1007 Market Street Wilmington, DE 19898 / US | [N/P] |
| Former [1981/49] | For all designated states E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington Delaware 19898 / US | Inventor(s) | 01 /
Levitt, George 3218 Romilly Road Wilmington Delaware 19810 / US | [1981/49] | Representative(s) | Hildyard, Edward Martin, et al Frank B. Dehn & Co., European Patent Attorneys, 179 Queen Victoria Street London EC4V 4EL / GB | [N/P] |
| Former [1981/49] | Hildyard, Edward Martin, et al Frank B. Dehn & Co. Imperial House 15-19 Kingsway London WC2B 6UZ / GB | Application number, filing date | 81302461.9 | 03.06.1981 | [1981/49] | Priority number, date | US19800153279 | 03.06.1980 Original published format: US 153279 | US19810255226 | 04.05.1981 Original published format: US 255226 | [1981/49] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0041404 | Date: | 09.12.1981 | Language: | EN | [1981/49] | Type: | A3 Search report | No.: | EP0041404 | Date: | 13.01.1982 | Language: | EN | [1982/02] | Type: | B1 Patent specification | No.: | EP0041404 | Date: | 30.01.1985 | Language: | EN | [1985/05] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 12.11.1981 | Classification | IPC: | A01N47/36, C07D409/12 | [1981/49] | CPC: |
C07D521/00 (EP,US);
A01N47/36 (EP,US);
C07D333/28 (EP,US);
C07D333/34 (EP,US)
| Designated contracting states | BE, CH, DE, FR, IT, LI, LU, NL [1981/49] | Title | German: | Thiophensulfonamide mit herbizider Wirkung | [1981/49] | English: | Herbicidal thiophenesulfonamides | [1981/49] | French: | Thiophènesulfonamides à activité herbicide | [1981/49] | Examination procedure | 21.04.1982 | Examination requested [1982/25] | 09.09.1982 | Despatch of a communication from the examining division (Time limit: M06) | 14.03.1983 | Reply to a communication from the examining division | 19.09.1983 | Despatch of communication of intention to grant (Approval: ) | 20.06.1984 | Communication of intention to grant the patent | 13.09.1984 | Fee for grant paid | 13.09.1984 | Fee for publishing/printing paid | Opposition(s) | 31.10.1985 | No opposition filed within time limit [1986/06] | Fees paid | Renewal fee | 08.03.1983 | Renewal fee patent year 03 | 02.06.1984 | 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. | Lapses during opposition Tooltip | LU | 30.06.1985 | [1999/52] | Documents cited: | Search | US4120691 [ ] (LEVITT GEORGE); | [X]US4127405 (LEVITT GEORGE); | EP0001514 [ ] (DU PONT [US]); | EP0001485 [ ] (DU PONT [US]); | EP0009419 [ ] (DU PONT [US]); | EP0010560 [ ] (DU PONT [US]); | [E]EP0017473 (DU PONT [US]) |