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EP0372764
European procedure
Extract from the Register of European Patents
EP About this file: EP0372764
| EP0372764 - Liquid electrophotographic toners [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 16.03.1995 Database last updated on 03.09.2024 | Most recent event Tooltip | 16.03.1995 | No opposition filed within time limit | published on 03.05.1995 [1995/18] | Applicant(s) | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center, P.O. Box 33427 St. Paul, MN 55133-3427 / US | [N/P] |
| Former [1991/11] | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center, P.O. Box 33427 St. Paul, Minnesota 55133-3427 / US | ||
| Former [1990/24] | For all designated states MINNESOTA MINING AND MANUFACTURING COMPANY 3M Center Saint Paul, Minnesota 55133-3427 / US | Inventor(s) | 01 /
Kidnie, Kevin M. c/o Minnesota Mining and Manufacturing Co. 2501 Hudson Road P.O. Box 33427 St. Paul Minnesota 55133-3427 / US | 02 /
Zwadlo, Gregory L. c/o Minnesota Mining and Manufacturing Co. 2501 Hudson Road P.O. Box 33427 St. Paul Minnesota 55133-3427 / US | 03 /
Elmasry, Mohamed A. c/o Minnesota Mining and Manufacturing Co. 2501 Hudson Road P.O. Box 33427 St. Paul Minnesota 55133-3427 / US | [1990/24] | Representative(s) | Bowman, Paul Alan, et al Marks & Clerk LLP 90 Long Acre London WC2E 9RA / GB | [N/P] |
| Former [1990/24] | Bowman, Paul Alan, et al LLOYD WISE, TREGEAR & CO. Norman House 105-109 Strand London WC2R OAE / GB | Application number, filing date | 89312221.8 | 24.11.1989 | [1990/24] | Priority number, date | US19880279424 | 02.12.1988 Original published format: US 279424 | [1990/24] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0372764 | Date: | 13.06.1990 | Language: | EN | [1990/24] | Type: | A3 Search report | No.: | EP0372764 | Date: | 12.09.1990 | Language: | EN | [1990/37] | Type: | B1 Patent specification | No.: | EP0372764 | Date: | 11.05.1994 | Language: | EN | [1994/19] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 25.07.1990 | Classification | IPC: | G03G9/12 | [1990/24] | CPC: |
G03G9/12 (EP,KR,US)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI, NL [1990/24] | Title | German: | Flüssige elektrophotographische Toner | [1990/24] | English: | Liquid electrophotographic toners | [1990/24] | French: | Révélateurs électrophotographiques liquides | [1990/24] | Examination procedure | 24.12.1990 | Examination requested [1991/09] | 30.08.1993 | Despatch of communication of intention to grant (Approval: Yes) | 03.11.1993 | Communication of intention to grant the patent | 31.01.1994 | Fee for grant paid | 31.01.1994 | Fee for publishing/printing paid | Opposition(s) | 14.02.1995 | No opposition filed within time limit [1995/18] | Fees paid | Renewal fee | 02.01.1991 | Renewal fee patent year 03 | 26.10.1992 | Renewal fee patent year 04 | 15.10.1993 | Renewal fee patent year 05 |
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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]US3850830 (FUKUSHIMA O, et al); | [A]US4152151 (HOWELL BLAIR D [AU], et al); | [A]EP0194776 (MINNESOTA MINING & MFG [US]); | [A]WO8803669 (STANFORD RES INST INT [US]) |