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EP0187479
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EP About this file: EP0187479
| EP0187479 - Extraction of aromatics with ethyl acetoacetate [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 01.08.1990 Database last updated on 03.09.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states SUN REFINING AND MARKETING COMPANY 1801 Market Street Philadelphia, PA 19103-1699 / US | [N/P] |
| Former [1986/29] | For all designated states Sun Refining and Marketing Company 1801 Market Street Philadelphia, PA 19103-1699 / US | Inventor(s) | 01 /
Hosler, Peter 620 Morris Lane Wallingford PA. 19086 / US | [1986/29] | Representative(s) | Lewin, John Harvey, et al Elkington and Fife LLP Prospect House 8 Pembroke Road Sevenoaks Kent TN13 1XR / GB | [N/P] |
| Former [1986/29] | Lewin, John Harvey, et al Elkington and Fife Prospect House 8 Pembroke Road Sevenoaks, Kent TN13 1XR / GB | Application number, filing date | 85308870.6 | 05.12.1985 | [1986/29] | Priority number, date | US19840687706 | 31.12.1984 Original published format: US 687706 | US19850701264 | 13.02.1985 Original published format: US 701264 | [1986/29] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0187479 | Date: | 16.07.1986 | Language: | EN | [1986/29] | Type: | A3 Search report | No.: | EP0187479 | Date: | 04.05.1988 | Language: | EN | [1988/18] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.03.1988 | Classification | IPC: | C10G21/16 | [1986/29] | CPC: |
C10G21/16 (EP,US)
| Designated contracting states | BE, DE, FR, GB, IT, NL [1986/29] | Title | German: | Extraktion von Aromaten mit Ethylacetoacetat | [1986/29] | English: | Extraction of aromatics with ethyl acetoacetate | [1986/29] | French: | Extraction d'aromatiques à l'aide d'éthyl acétoacétate | [1986/29] | File destroyed: | 17.06.1996 | Examination procedure | 25.10.1988 | Examination requested [1988/52] | 30.08.1989 | Despatch of a communication from the examining division (Time limit: M06) | 10.01.1990 | Application deemed to be withdrawn, date of legal effect [1990/38] | 10.04.1990 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1990/38] | Fees paid | Renewal fee | 21.11.1987 | Renewal fee patent year 03 | 22.11.1988 | Renewal fee patent year 04 | 25.11.1989 | 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 | [Y]US2046063 (FERRIS SEYMOUR W); | [Y]FR804270 (EDELEANU GMBH); | [A]US2960548 (AYERS GEORGE W, et al); | [YD]EP0043267 (UNION CARBIDE CORP [US]) |