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EP0238826
European procedure
Extract from the Register of European Patents
EP About this file: EP0238826
| EP0238826 - 1,1-Dichloro-1,2,2-trimethyl-2-phenyldisilane and method for producing the same [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 20.07.1990 Database last updated on 09.07.2024 | Most recent event Tooltip | 20.07.1990 | No opposition filed within time limit | published on 05.09.1990 [1990/36] | Applicant(s) | For all designated states YUKI GOSEI KOGYO CO., LTD. No. 17-4, Kyobashi 2-chome Chuo-ku Tokyo / JP | [N/P] |
| Former [1987/40] | For all designated states YUKI GOSEI KOGYO CO., LTD. No. 17-4, Kyobashi 2-chome Chuo-ku Tokyo / JP | Inventor(s) | 01 /
Nagai, Yoichiro No. 16-4, chuorinkan 5-chome Yamato-shi Kanagawa-ken / JP | 02 /
Watanabe, Hamao No. 22-70, Tsutsumi-cho 1-chome Kiryu-shi Gunma-ken / JP | 03 /
Akutsu, Yoshinori Nr. 4-8, Hirai-cho Kiryu-shi Gunma-ken / JP | [1987/40] | Representative(s) | Liebau, Gerhard Patentanwaltsbüro Liebau & Liebau Postfach 22 02 29 D-86182 Augsburg / DE | [N/P] |
| Former [1987/40] | Liebau, Gerhard, Dipl.-Ing. Patentanwaltsbüro Liebau & Liebau Postfach 22 02 29 D-86182 Augsburg / DE | Application number, filing date | 87101914.7 | 11.02.1987 | [1987/40] | Priority number, date | JP19860032807 | 19.02.1986 Original published format: JP 3280786 | [1987/40] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0238826 | Date: | 30.09.1987 | Language: | EN | [1987/40] | Type: | B1 Patent specification | No.: | EP0238826 | Date: | 30.08.1989 | Language: | EN | [1989/35] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 16.07.1987 | Classification | IPC: | C07F7/12 | [1987/40] | CPC: |
C07F7/12 (EP,US)
| Designated contracting states | DE, FR, GB [1987/40] | Title | German: | 1,1-Dichloro-1,2,2-trimethyl-2-phenyldisilan und Verfahren zu seiner Herstellung | [1987/40] | English: | 1,1-Dichloro-1,2,2-trimethyl-2-phenyldisilane and method for producing the same | [1987/40] | French: | 1,1-Dichloro-1,2,2-triméthyl-2-phényldisilane et procédé pour sa préparation | [1987/40] | Examination procedure | 15.12.1987 | Examination requested [1988/07] | 14.10.1988 | Despatch of a communication from the examining division (Time limit: M02) | 03.12.1988 | Reply to a communication from the examining division | 09.02.1989 | Despatch of communication of intention to grant (Approval: Yes) | 24.02.1989 | Communication of intention to grant the patent | 03.05.1989 | Fee for grant paid | 03.05.1989 | Fee for publishing/printing paid | Opposition(s) | 31.05.1990 | No opposition filed within time limit [1990/36] | Fees paid | Renewal fee | 19.01.1989 | Renewal fee patent year 03 |
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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]US4393229 (RITZER ALAN, et al) | [A] - JOURNAL OF ORGANOMETALLIC CHEMISTRY, vol. 216, 1981, pages C48 - C50, Elsevier Sequoia S.A., Lausanne, CH; M. ISHIKAWA et al.: "Photolysis of organopolysilanes. The reaction of photochemically generated trimethylsilylphenylsilylene with alkyl chlorides" |