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EP0755377
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EP About this file: EP0755377
| EP0755377 - PURIFICATION OF AMIDO-CARBOXYLIC ACID BY LIQUID/LIQUID EXTRACTION [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 13.06.2003 Database last updated on 16.11.2024 | Most recent event Tooltip | 05.10.2005 | Change: Appeal number | Applicant(s) | For all designated states EASTMAN CHEMICAL COMPANY 100 North Eastman Road Kingsport TN 37660 / US | [N/P] |
| Former [1997/05] | For all designated states EASTMAN CHEMICAL COMPANY 100 North Eastman Road Kingsport, TN 37660 / US | Inventor(s) | 01 /
ZIMA, George, Chester 1000 University Boulevard, F45 Kingsport, TN 37660 / US | 02 /
WILLIAMS, Thomas, Hugh P.O. Box 67 Fallbranch, TN 37656 / US | 03 /
SHELTON, Mark, Robert 906 Hidden Valley Road Kingsport, TN 37663 / US | [1997/05] | Representative(s) | Wibbelmann, Jobst, et al Wuesthoff & Wuesthoff Patentanwälte und Rechtsanwalt PartG mbB Schweigerstrasse 2 81541 München / DE | [N/P] |
| Former [1997/05] | Wibbelmann, Jobst, Dr., Dipl.-Chem., et al Wuesthoff & Wuesthoff, Patent- und Rechtsanwälte, Schweigerstrasse 2 81541 München / DE | Application number, filing date | 95916250.4 | 07.04.1995 | [1997/05] | WO1995US04336 | Priority number, date | US19940228612 | 15.04.1994 Original published format: US 228612 | [1997/05] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9528383 | Date: | 26.10.1995 | Language: | EN | [1995/46] | Type: | A1 Application with search report | No.: | EP0755377 | Date: | 29.01.1997 | Language: | EN | The application published by WIPO in one of the EPO official languages on 26.10.1995 takes the place of the publication of the European patent application. | [1997/05] | Search report(s) | International search report - published on: | EP | 26.10.1995 | Classification | IPC: | C07C231/24 | [1997/05] | CPC: |
C07C231/24 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IE, IT, LI, NL, PT, SE [1997/05] | Title | German: | REINIGUNG VON AMIDOCURBONSÄUREN DURCH FLÜSSIG/FLÜSSIG-EXTRAKTION | [1997/05] | English: | PURIFICATION OF AMIDO-CARBOXYLIC ACID BY LIQUID/LIQUID EXTRACTION | [1997/05] | French: | PURIFICATION D'ACIDE AMIDO-CARBOXYLIQUE PAR EXTRACTION LIQUIDE/LIQUIDE | [1997/05] | Entry into regional phase | 01.10.1996 | National basic fee paid | 01.10.1996 | Designation fee(s) paid | 01.10.1996 | Examination fee paid | Examination procedure | 11.08.1995 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 01.10.1996 | Examination requested [1997/05] | 28.10.1997 | Despatch of a communication from the examining division (Time limit: M04) | 26.02.1998 | Reply to a communication from the examining division | 18.08.1998 | Despatch of a communication from the examining division (Time limit: M04) | 02.12.1998 | Reply to a communication from the examining division | 25.06.1999 | Despatch of communication that the application is refused, reason: substantive examination {1} | 23.01.2003 | Application deemed to be withdrawn, date of legal effect [2003/31] | 26.02.2003 | Despatch of communication that the application is deemed to be withdrawn, reason: A.110(2) in appeal [2003/31] | Appeal following examination | 17.08.1999 | Appeal received No. T1043/99 | 25.10.1999 | Statement of grounds filed | 23.11.2002 | Result of appeal procedure: the application was deemed to be withdrawn | Fees paid | Renewal fee | 07.04.1997 | Renewal fee patent year 03 | 17.04.1998 | Renewal fee patent year 04 | 15.04.1999 | Renewal fee patent year 05 | 07.04.2000 | Renewal fee patent year 06 | 09.04.2001 | Renewal fee patent year 07 | 08.04.2002 | Renewal fee patent year 08 | Penalty fee | Additional fee for renewal fee | 30.04.2003 | 09 M06 Not yet paid |
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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. | Cited in | International search | [A]US3444219 (SHEETZ DAVID P, et al) [A] 1-7 * the whole document *; | [A]GB1197672 (COLGATE PALMOLIVE CO [US]) [A] 1-7 * page 2, line 9 - line 24; example . *; | [AD]US2956068 (MANFRED DOHR, et al) [AD] 1-7 * column 3, line 15 - line 23 * |