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EP0371648
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EP About this file: EP0371648
| EP0371648 - A continuous displacement chromatographic method and apparatus [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 17.11.1993 Database last updated on 03.09.2024 | Most recent event Tooltip | 17.11.1993 | Application deemed to be withdrawn | published on 05.01.1994 [1994/01] | Applicant(s) | For all designated states UNION OIL COMPANY OF CALIFORNIA 1201 West 5th Street Los Angeles California 90017 / US | [N/P] |
| Former [1990/23] | For all designated states UNION OIL COMPANY OF CALIFORNIA 1201 West 5th Street Los Angeles California 90017 / US | Inventor(s) | 01 /
Taniguchi, Vernon T. 1701A N.Willow Woods Drive Anaheim California 92807 / US | 02 /
Byers, Charles H. 105 Windgate Road Oak Ridge Tennessee 37830 / US | 03 /
Doty Allen W. 1818 Glenpark Street Pomona California 91768 / US | [1990/23] | Representative(s) | Jack, Bruce J., et al Forrester & Boehmert Pettenkoferstrasse 20-22 80336 München / DE | [N/P] |
| Former [1990/23] | Jack, Bruce James, et al FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 D-80801 München / DE | Application number, filing date | 89311722.6 | 13.11.1989 | [1990/23] | Priority number, date | US19880276627 | 28.11.1988 Original published format: US 276627 | [1990/23] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0371648 | Date: | 06.06.1990 | Language: | EN | [1990/23] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.04.1990 | Classification | IPC: | B01D15/08, B01J39/06 | [1990/23] | CPC: |
B01D15/1892 (EP,US);
B01D15/422 (EP,US);
B01J39/26 (EP,US);
G01N2030/587 (EP,US);
G01N30/02 (EP,US)
| C-Set: |
G01N30/02, B01D15/422 (EP,US)
| Designated contracting states | AT, BE, CH, DE, ES, FR, GB, GR, IT, LI, LU, NL, SE [1990/23] | Title | German: | Methode zur kontinuierlichen Verdrängungschromatographie und Vorrichtung | [1990/23] | English: | A continuous displacement chromatographic method and apparatus | [1990/23] | French: | Méthode en continu de chromatographie de déplacement et appareil | [1990/23] | File destroyed: | 12.06.1999 | Examination procedure | 26.10.1990 | Examination requested [1990/52] | 02.03.1993 | Despatch of a communication from the examining division (Time limit: M04) | 13.07.1993 | Application deemed to be withdrawn, date of legal effect [1994/01] | 11.08.1993 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [1994/01] | Fees paid | Renewal fee | 18.11.1991 | Renewal fee patent year 03 | 26.10.1992 | 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 | [A]US3511028 (SAYLOR CHARLES PROFFER); | [A]US3732982 (DUNNILL P, et al); | [Y]DE2440848 (W KILLER AG DR); | [Y]GB2065495 (ASAHI CHEMICAL IND); | [A]US4599175 (YAMAMIZU TAKAFUMI [JP], et al) |