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EP0710640
European procedure
Extract from the Register of European Patents
EP About this file: EP0710640
| EP0710640 - Recovery and purification of tertiary butyl alcohol [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 04.02.2000 Database last updated on 02.11.2024 | Most recent event Tooltip | 04.02.2000 | No opposition filed within time limit | published on 22.03.2000 [2000/12] | Applicant(s) | For all designated states Huntsman Specialty Chemicals Corporation 7114 North Lamar Boulevard Austin, Texas 78761 / US | [1997/38] |
| Former [1996/19] | For all designated states TEXACO DEVELOPMENT CORPORATION 2000 Westchester Avenue White Plains, New York 10650 / US | Inventor(s) | 01 /
Chess, David D. 5819 Lynbrook Drive Houston, Texas 77057 / US | 02 /
Sheu, Feng-Ran 17330 Marda Street Yorba Linda, CA 92686 / US | 03 /
Kruse, Charles J. 15714 Ladino Run Cypress, Texas 77429 / US | [1996/19] | Representative(s) | Goddar, Heinz J., et al Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstrasse 22 80336 München / DE | [N/P] |
| Former [1997/34] | Goddar, Heinz J., Dr., et al FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 80801 München / DE | ||
| Former [1996/19] | Green, Mark Charles Urquhart-Dykes & Lord, 91 Wimpole Street London W1M 8AH / GB | Application number, filing date | 95117236.0 | 02.11.1995 | [1996/19] | Priority number, date | US19940332684 | 01.11.1994 Original published format: US 332684 | [1996/19] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0710640 | Date: | 08.05.1996 | Language: | EN | [1996/19] | Type: | B1 Patent specification | No.: | EP0710640 | Date: | 31.03.1999 | Language: | EN | [1999/13] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.03.1996 | Classification | IPC: | C07C29/80, C07C29/88, C07C29/132 | [1996/19] | CPC: |
C07C29/132 (EP);
C07C29/80 (EP);
C07C29/88 (EP);
C07C31/12 (EP);
Y02P20/52 (EP)
| C-Set: |
C07C29/132, C07C31/04 (EP);
C07C29/132, C07C31/12 (EP);
C07C29/80, C07C31/12 (EP);
C07C29/88, C07C31/12 (EP) | Designated contracting states | DE, FR, GB [1996/19] | Title | German: | Gewinnung und Reinigung von tertiärem Butylalkohol | [1996/19] | English: | Recovery and purification of tertiary butyl alcohol | [1996/19] | French: | Récupération et purification de l'alcool tertiobutylique | [1996/19] | Examination procedure | 10.10.1996 | Examination requested [1996/50] | 25.06.1997 | Despatch of a communication from the examining division (Time limit: M04) | 05.09.1997 | Reply to a communication from the examining division | 19.12.1997 | Despatch of communication of intention to grant (Approval: Yes) | 07.04.1998 | Communication of intention to grant the patent | 25.06.1998 | Fee for grant paid | 25.06.1998 | Fee for publishing/printing paid | Opposition(s) | 06.01.2000 | No opposition filed within time limit [2000/12] | Fees paid | Renewal fee | 07.10.1997 | Renewal fee patent year 03 | 26.11.1998 | 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 | [DA]EP0416744 (TEXACO CHEMICAL [US]) [DA] 1-3 * column W *; | [DA]US4977285 (MARQUIS EDWARD T [US], et al) [DA] 1-3 * column W *; | [A]US5254759 (SANDERSON JOHN R [US], et al) [A] 1-3 * column W * | by applicant | US3350422 | US3351635 | US4845251 | US4891437 | US4992566 | US4977285 | US4704842 | US4873380 | US4705903 | US4704482 | US4910349 | US4912266 | US4912267 | US4922033 | US4922034 | US4922035 | US4992602 | US5025113 | US3825605 | US3474151 |