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EP0839870
European procedure
Extract from the Register of European Patents
EP About this file: EP0839870
| EP0839870 - Addition reaction-curing electrically conductive silicone composition and method for the preparation thereof [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 15.07.2005 Database last updated on 24.08.2024 | Most recent event Tooltip | 23.03.2007 | Lapse of the patent in a contracting state | published on 25.04.2007 [2007/17] | Applicant(s) | For all designated states Dow Corning Toray Silicone Company, Limited Mitsui Bldg. No. 6, 2-3-16, Nihonbashi-Muromachi, Chuo-Ku Tokyo 103 / JP | [1998/19] | Inventor(s) | 01 /
Mitani, Osamu, Dow Corning Toray Silicone Co., Ltd 2-2, Chigusa Kaigan Ichihara-shi, Chiba Pref. / JP | 02 /
Nakayoshi, Kazumi, Dow Corning Toray Silicone Company ltd. 2-2, Chigusa Kaigan Ichihara-shi, Chiba Pref. / JP | 03 /
Tazawa, Rikako Dow Corning Toray Silicone Co., Ltd 2-2, Chigusa Kaigan Ichihara-shi, Chiba Pref. / JP | 04 /
Mine, Katsutoshi, Dow corning Toray Silicone Company Ltd. 2-2, Chigusa Kaigan Ichihara-shi, Chiba Pref. / JP | [1998/19] | Representative(s) | Spott, Gottfried Spott & Weinmiller Patentanwälte Fasanenstrasse 159 82008 Unterhaching / DE | [N/P] |
| Former [1998/19] | Spott, Gottfried, Dr. Patentanwälte Spott, Weinmiller & Partner Sendlinger-Tor-Platz 11 80336 München / DE | Application number, filing date | 97118954.3 | 30.10.1997 | [1998/19] | Priority number, date | JP19960305670 | 31.10.1996 Original published format: JP 30567096 | [1998/19] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0839870 | Date: | 06.05.1998 | Language: | EN | [1998/19] | Type: | A3 Search report | No.: | EP0839870 | Date: | 03.06.1998 | [1998/23] | Type: | B1 Patent specification | No.: | EP0839870 | Date: | 08.09.2004 | Language: | EN | [2004/37] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.04.1998 | Classification | IPC: | C08L83/04, C09J183/04 | [1998/21] | CPC: |
C08L83/04 (EP,US);
C08L83/00 (EP,US);
C09J183/04 (EP,US);
C08G77/12 (EP,US);
C08G77/20 (EP,US);
C08L2666/28 (EP,US);
C08L2666/54 (EP,US)
(-)
| C-Set: |
C08L83/04, C08L83/00, C08L2666/28, C08L2666/54 (EP,US);
C09J183/04, C08L83/00, C08L2666/28, C08L2666/54 (US,EP) |
| Former IPC [1998/19] | C08L83/04 | Designated contracting states | DE, ES, FR, GB, IT [1999/08] |
| Former [1998/19] | AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | Additionsvernetzende elektrisch leitfähige Siliconzusammensetzung und Verfahren zu ihrer Herstellung | [1998/19] | English: | Addition reaction-curing electrically conductive silicone composition and method for the preparation thereof | [1998/19] | French: | Composition de silicone électroconductive réticulable par addition et son procédé de préparation | [1998/19] | Examination procedure | 25.06.1998 | Examination requested [1998/35] | 31.01.2003 | Despatch of a communication from the examining division (Time limit: M04) | 05.05.2003 | Reply to a communication from the examining division | 06.06.2003 | Despatch of a communication from the examining division (Time limit: M04) | 25.09.2003 | Reply to a communication from the examining division | 17.11.2003 | Despatch of a communication from the examining division (Time limit: M02) | 19.12.2003 | Reply to a communication from the examining division | 26.02.2004 | Communication of intention to grant the patent | 05.07.2004 | Fee for grant paid | 05.07.2004 | Fee for publishing/printing paid | Opposition(s) | 09.06.2005 | No opposition filed within time limit [2005/35] | Fees paid | Renewal fee | 31.08.1999 | Renewal fee patent year 03 | 11.09.2000 | Renewal fee patent year 04 | 10.09.2001 | Renewal fee patent year 05 | 09.09.2002 | Renewal fee patent year 06 | 01.09.2003 | 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. | Lapses during opposition Tooltip | ES | 08.09.2004 | [2007/17] | Documents cited: | Search | [Y]EP0653463 (DOW CORNING TORAY SILICONE [JP]) [Y] 1-7 * page 8, formulas * * page 8, line 39 - line 43 * * example 1 * * claim 1 *; | [D]JPH07133432 (DOW CORNING TORAY SILICONE); | [Y]DD244284 | [Y] - DATABASE WPI, 1, Derwent World Patents Index, vol. 87, no. 33, Database accession no. 87-228767, XP002060339 & DD244284 A 19870401 (TECHNISCHE UNIVERSITÄT DRESDEN) [Y] 1-7 * abstract * |