EP0044995 - Dispersion of brightening agents containing graft polymers, and these graft polymers [Right-click to bookmark this link] | Status | The application has been refused Status updated on 07.05.1985 Database last updated on 16.07.2024 | Most recent event Tooltip | 07.07.2007 | Change - inventor | published on 08.08.2007 [2007/32] | Applicant(s) | For all designated states CASSELLA Aktiengesellschaft Hanauer Landstrasse 526 D-60386 Frankfurt / DE | [1982/05] | Inventor(s) | 01 /
Friedrich, Herbert, Dr. Stettiner Strasse 95 D-6056 Heusenstamm / DE | 02 /
Martini, Thomas, Dr. Odenwaldstrasse 5 D-6233 Kelkheim / DE | 03 /
Riegel, Ulrich Steinäckerstrasse 6 D-6000 Frankfurt am Main 61 / DE | 04 /
Engelhardt, Friedrich, Dr. Hünfelder Strasse 20 D-6000 Frankfurt am Main 61 / DE | [1982/05] | Representative(s) | Urbach, Hans-Georg Hanauer Landstrasse 526 60386 Frankfurt / DE | [N/P] |
Former [1982/05] | Urbach, Hans-Georg, Dr. Hanauer Landstrasse 526 D-60386 Frankfurt / DE | Application number, filing date | 81105456.8 | 13.07.1981 | [1982/05] | Priority number, date | DE19803027829 | 23.07.1980 Original published format: DE 3027829 | [1982/05] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0044995 | Date: | 03.02.1982 | Language: | DE | [1982/05] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 30.11.1981 | Classification | IPC: | D06L3/12, C08F261/04 | [1982/05] | CPC: |
C08F261/04 (EP);
C09B67/0086 (EP);
D06L4/664 (EP)
| Designated contracting states | CH, DE, FR, GB, IT, LI [1982/05] | Title | German: | Dispersionen optischer Aufheller enthaltend Pfropfpolymere des PVA und die neuen Pfropfpolymere | [1982/05] | English: | Dispersion of brightening agents containing graft polymers, and these graft polymers | [1982/05] | French: | Dispersion d'azurants optiques contenant des polymères greffés et ces polymères greffés | [1982/05] | File destroyed: | 13.07.1991 | Examination procedure | 07.07.1982 | Examination requested [1982/37] | 22.04.1983 | Despatch of a communication from the examining division (Time limit: M04) | 25.08.1983 | Reply to a communication from the examining division | 09.11.1983 | Despatch of a communication from the examining division (Time limit: M05) | 26.03.1984 | Reply to a communication from the examining division | 06.06.1984 | Despatch of communication of intention to grant (Approval: ) | 27.08.1984 | Communication of intention to grant the patent | 18.01.1985 | Despatch of communication that the application is refused, reason: formalities examination [1985/28] | 28.01.1985 | Application refused, date of legal effect [1985/28] | Fees paid | Renewal fee | 11.06.1983 | Renewal fee patent year 03 | 22.09.1984 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 31.07.1984 | 04   M06   Fee paid on   22.09.1984 |
Opt-out from the exclusive Tooltip competence of the Unified Patent Court | See the Register of the Unified Patent Court for opt-out data | ||
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 | JP51058490 [ ]; | FR1573505 [ ]; | DE1214404 [ ] (HOECHST AG); | CH550277 [ ]; | [A]DE2336777 (BASF AG); | [A]FR2091597 (ICI AUSTRALIA LTD) | [ ] - 0HEMICAL ABSTRACTS, Band 85, Nr. 12, 20. September 1976, seite 44, Nr. 78962q Columbus, Ohio, U.S.A. & JP-A-51 058 490 (Kuraray Co., Ltd.) 21-05-1976 * Zusammenfassung *, & JP51058490 A 00000000 |