EP1172350 - Process for the preparation of perfluorcarboxylic acids [Right-click to bookmark this link] | Status | The application has been withdrawn Status updated on 02.07.2004 Database last updated on 24.08.2024 | Most recent event Tooltip | 02.07.2004 | Withdrawal of application | published on 18.08.2004 [2004/34] | Applicant(s) | For all designated states Clariant GmbH Brüningstrasse 50 65929 Frankfurt am Main / DE | [2002/03] | Inventor(s) | 01 /
Grottenmüller, Ralf, Dr. Brucknerstrasse 43 84489 Burghausen / DE | 02 /
Knaup, Wolfgang, Dr. Wallbergstrasse 3 84508 Burgkirchen / DE | 03 /
Probst, Anton Erlenstrasse 15 84567 Erlbach / DE | 04 /
Dullinger, Klaus Putzenlehnerstrasse 12 84508 Burgkirchen / DE | [2002/03] | Application number, filing date | 01116185.8 | 04.07.2001 | [2002/03] | Priority number, date | DE2000133255 | 10.07.2000 Original published format: DE 10033255 | [2002/03] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP1172350 | Date: | 16.01.2002 | Language: | DE | [2002/03] | Type: | A3 Search report | No.: | EP1172350 | Date: | 05.03.2003 | [2003/10] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 16.01.2003 | Classification | IPC: | C07C51/215, C07C51/21, C07C53/21, C07C57/56, C07C67/39, C07C69/63, C07C69/635, C07C69/65 | [2002/03] | CPC: |
C07C51/215 (EP,US);
C07C51/21 (EP,US);
C07C67/39 (EP,US)
| C-Set: |
C07C51/215, C07C53/21 (US,EP);
C07C51/21, C07C57/56 (EP,US);
C07C67/39, C07C69/63 (US,EP)
| Designated contracting states | BE, DE, FR, GB, IT, NL [2003/48] |
Former [2002/03] | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE, TR | Title | German: | Verfahren zur Herstellung von Perfluorcarbonsäuren | [2002/03] | English: | Process for the preparation of perfluorcarboxylic acids | [2002/03] | French: | Procédé de préparation d'acides perfluorocarboxyliques | [2002/03] | Examination procedure | 05.09.2003 | Examination requested [2003/45] | 24.06.2004 | Application withdrawn by applicant [2004/34] | Fees paid | Renewal fee | 31.07.2003 | Renewal fee patent year 03 |
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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]US4400325 (VON WERNER KONRAD [DE], et al) [DA] 1 * the whole document *; | [A]US3954817 (JAGER HORST) [A] 1 * the whole document *; | [A]US5545298 (BRAUN MAX [DE], et al) [A] 1 * the whole document *; | [A]US5569782 (BRAUN MAX [DE], et al) [A] 1 * the whole document * | [X] - DAPREMONT-AVIGNON, C. ET AL, "Synthesis of perfluoroalkyl carboxylic acids by reaction of perfluoroalkyliodides with electrogenerated superoxide ion", JOURNAL OF FLUORINE CHEMISTRY, (1991), vol. 51, pages 357 - 379, XP002224155 [X] 1-4 * the whole document * DOI: http://dx.doi.org/10.1016/S0022-1139(00)80191-8 | [X] - HASZELDINE, R. N., "Fluoro-olefins. Part IV. Synthesis of Polyfluoroalkanes containing Functional Groups form Chlorotrifluoroethylene, and the Short-chain Polymerisation of Olefins.", JOURNAL OF THE CHEMICAL SOCIETY, (1955), pages 4291 - 4302, XP002224156 [X] 1-4 * page 4295, lines 15-30 * * page 4301, paragraphs 7,8 * DOI: http://dx.doi.org/10.1039/jr9550004291 | [A] - HASZELDINE AND NYMAN, "Oxidation of Polyhalogeno-compounds. Part II. Photolysis and Photochemical Oxidation of Some Chlorofluoroethanes.", JOURNAL OF THE CHEMICAL SOCIETY, (1959), pages 387 - 396, XP002224157 [A] 1 * the whole document * DOI: http://dx.doi.org/10.1039/jr9590000387 |