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EP0285140
European procedure
Extract from the Register of European Patents
EP About this file: EP0285140
| EP0285140 - Process for producing toner for developing electrostatic images [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.10.1995 Database last updated on 20.12.2024 | Most recent event Tooltip | 26.10.1995 | No opposition filed within time limit | published on 13.12.1995 [1995/50] | Applicant(s) | For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP | [N/P] |
| Former [1988/40] | For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP | Inventor(s) | 01 /
Hyosu, Yoshihiko 1114 Nozuta-cho Machida-shi Tokyo / JP | 02 /
Hikake, Norio 13-47 Sakuradai Midori-ku Yokohama-shi Kanagawa-ken / JP | 03 /
Tanaka, Katsuhiko B-104, 1-5 Tsutsujigaoka Midori-ku Yokohama-shi Kanagawa-ken / JP | [1988/40] | Representative(s) | Bühling, Gerhard, et al Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 80336 München / DE | [N/P] |
| Former [1994/08] | Bühling, Gerhard, Dipl.-Chem., et al Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 D-80336 München / DE | ||
| Former [1988/40] | Bühling, Gerhard, Dipl.-Chem. Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 D-80336 München / DE | Application number, filing date | 88105191.6 | 30.03.1988 | [1988/40] | Priority number, date | JP19870078029 | 31.03.1987 Original published format: JP 7802987 | JP19870078030 | 31.03.1987 Original published format: JP 7803087 | [1988/40] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0285140 | Date: | 05.10.1988 | Language: | EN | [1988/40] | Type: | A3 Search report | No.: | EP0285140 | Date: | 04.04.1990 | Language: | EN | [1990/14] | Type: | B1 Patent specification | No.: | EP0285140 | Date: | 21.12.1994 | Language: | EN | [1994/51] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.02.1990 | Classification | IPC: | G03G9/08 | [1988/40] | CPC: |
G03G9/0808 (EP,US)
| Designated contracting states | DE, FR, GB [1988/40] | Title | German: | Herstellungsverfahren für einen Toner zur Entwicklung elektrostatischer Bilder | [1988/40] | English: | Process for producing toner for developing electrostatic images | [1988/40] | French: | Procédé de préparation de révélateur pour le développement d'images électrostatiques | [1988/40] | Examination procedure | 30.03.1988 | Examination requested [1988/40] | 26.10.1992 | Despatch of a communication from the examining division (Time limit: M06) | 03.05.1993 | Reply to a communication from the examining division | 25.10.1993 | Despatch of a communication from the examining division (Time limit: M04) | 03.01.1994 | Reply to a communication from the examining division | 02.02.1994 | Despatch of communication of intention to grant (Approval: Yes) | 20.06.1994 | Communication of intention to grant the patent | 20.09.1994 | Fee for grant paid | 20.09.1994 | Fee for publishing/printing paid | Opposition(s) | 22.09.1995 | No opposition filed within time limit [1995/50] | Fees paid | Renewal fee | 28.03.1990 | Renewal fee patent year 03 | 21.12.1990 | Renewal fee patent year 04 | 26.03.1992 | Renewal fee patent year 05 | 23.03.1993 | Renewal fee patent year 06 | 28.03.1994 | Renewal fee patent year 07 |
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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 | [XP]EP0238130 (TOYO INK MFG CO [JP]); | [A]DE1937651 ; | [AD]FR2518274 (KEMA NORD AB [SE]) |