EP0354433 - Process for separating substances by cool chrystallization [Right-click to bookmark this link] | Status | The application has been withdrawn Status updated on 26.05.1992 Database last updated on 19.10.2024 | Most recent event Tooltip | 26.05.1992 | Withdrawal of application | published on 15.07.1992 [1992/29] | Applicant(s) | For all designated states BAYER AG 51368 Leverkusen / DE | [N/P] |
Former [1990/07] | For all designated states BAYER AG D-51368 Leverkusen / DE | Inventor(s) | 01 /
Kehm, Detlef, Dipl.-Ing. Bucheckernweg 20 D-4220 Dinslaken / DE | 02 /
Weicht, Bodo, Dipl.-Ing. Hermann-Ehlers-Strasse 14 D-5090 Leverkusen 1 / DE | 03 /
George, Joachim, Dr. Tannenweg 1 D-5090 Leverkusen 3 / DE | [1990/07] | Application number, filing date | 89114068.3 | 29.07.1989 | [1990/07] | Priority number, date | DE19883827455 | 12.08.1988 Original published format: DE 3827455 | [1990/07] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0354433 | Date: | 14.02.1990 | Language: | DE | [1990/07] | Type: | A3 Search report | No.: | EP0354433 | Date: | 12.09.1990 | Language: | DE | [1990/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.07.1990 | Classification | IPC: | B01D9/00 | [1990/07] | CPC: |
B01D9/0013 (EP,US);
B01D9/005 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI [1990/07] | Title | German: | Verfahren zur Stofftrennung durch Kühlkristallisation | [1990/07] | English: | Process for separating substances by cool chrystallization | [1990/07] | French: | Procédé de séparation des matières par cristallisation sous refroidissement | [1990/07] | File destroyed: | 12.06.1999 | Examination procedure | 29.07.1989 | Examination requested [1990/07] | 17.02.1992 | Despatch of a communication from the examining division (Time limit: M04) | 18.05.1992 | Application withdrawn by applicant [1992/29] | Fees paid | Renewal fee | 28.12.1990 | Renewal fee patent year 03 |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 | [A]DE1034587 (EWALD A ZDANSKY); | [A]US3174832 (BOHRER BYRON B); | [A]US3255598 (COTTLE JOHN E); | [AD]DE2606364 (BASF AG) |