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EP0574259
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EP About this file: EP0574259
| EP0574259 - Use of surfactants in processing abrasive pigments [Right-click to bookmark this link] | Status | The application has been refused Status updated on 03.10.1997 Database last updated on 26.03.2026 | Most recent event Tooltip | 03.10.1997 | Refusal of application | published on 19.11.1997 [1997/47] | Applicant(s) | For all designated states ENGELHARD CORPORATION 101 Wood Avenue Iselin New Jersey 08830-0770 / US | [N/P] |
| Former [1993/50] | For all designated states ENGELHARD CORPORATION 101 Wood Avenue Iselin, New Jersey 08830-0770 / US | Inventor(s) | 01 /
Wu, Joseph H.Z. 43 Canterbury Circle Somerset, New Jersey 08873 / US | [1993/50] | Representative(s) | Geering, Keith Edwin Reddie & Grose 16 Theobalds Road London WC1X 8PL / GB | [N/P] |
| Former [1993/50] | Geering, Keith Edwin REDDIE & GROSE 16 Theobalds Road London WC1X 8PL / GB | Application number, filing date | 93304516.3 | 10.06.1993 | [1993/50] | Priority number, date | US19920898116 | 12.06.1992 Original published format: US 898116 | US19920971006 | 03.11.1992 Original published format: US 971006 | [1993/50] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0574259 | Date: | 15.12.1993 | Language: | EN | [1993/50] | Type: | A3 Search report | No.: | EP0574259 | Date: | 22.06.1994 | Language: | EN | [1994/25] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 03.05.1994 | Classification | IPC: | C09K3/14, C09C1/42, C09C1/36, C09D17/00 | [1994/24] | CPC: |
C09C1/3676 (EP,US);
C09C1/42 (EP,US);
C09C3/10 (EP,US);
C09D17/004 (EP,US);
C01P2004/62 (EP,US);
C01P2006/21 (EP,US)
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| Former IPC [1993/50] | C09K3/14 | Designated contracting states | NL, SE [1993/50] | Title | German: | Verwendung von Tensiden bei der Verarbeitung von Schleifpigmenten | [1993/50] | English: | Use of surfactants in processing abrasive pigments | [1993/50] | French: | Utilisation de tensioactifs lors du traitement de pigments abrasifs | [1993/50] | Examination procedure | 08.11.1994 | Examination requested [1995/01] | 03.01.1996 | Despatch of a communication from the examining division (Time limit: M06) | 02.07.1996 | Reply to a communication from the examining division | 15.01.1997 | Despatch of communication of intention to grant (Approval: ) | 24.06.1997 | Despatch of communication that the application is refused, reason: formalities examination [1997/47] | 04.07.1997 | Application refused, date of legal effect [1997/47] | Fees paid | Renewal fee | 26.05.1995 | Renewal fee patent year 03 | 28.05.1996 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 30.06.1997 | 05 M06 Not yet paid |
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