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EP0210104
European procedure
Extract from the Register of European Patents
EP About this file: EP0210104
| EP0210104 - A method for preventing polymer scale deposition on the reactor walls in the polymerization of ethylenically unsaturated monomers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 09.11.1991 Database last updated on 18.03.2026 | Most recent event Tooltip | 17.07.1992 | Lapse of the patent in a contracting state | published on 09.09.1992 [1992/37] | Applicant(s) | For all designated states Shin-Etsu Chemical Co., Ltd. 6-1, Otemachi 2-chome Chiyoda-ku Tokyo 100 / JP | [N/P] |
| Former [1987/05] | For all designated states Shin-Etsu Chemical Co., Ltd. 6-1, Otemachi 2-chome Chiyoda-ku Tokyo 100 / JP | Inventor(s) | 01 /
Shimizu, Toshihide 3-3-E-702, Tomioka Urayasu-shi Chiba-ken / JP | 02 /
Kaneko, Ichiro, c/o Shin-Etsu Kagaku Kogyo Doai Shataku 1-308, 9809-7, Yatabe Hazaki-cho, Kashima-gun, Ibaraki-ken / JP | 03 /
Watanabe, Mikio, c/o Shin-Etsu Kagaku Kogyo Yushi Ryo 203, 3-3-24, Shitte-chuo Kamisu-cho, Kashima-gun, Ibaraki-ken / JP | 04 /
Shimakura, Yoshiteru 2725-4, Aza-hiraizumi Kamisu-cho Kashima-gun Ibaraki-ken / JP | [1991/02] |
| Former [1987/05] | 01 /
Shimizu, Toshihide 3-3-E-702, Tomioka Urayasu-shi Chiba-ken / JP | ||
| 02 /
Kaneko, Ichiro Shin-Etsu Kagaku Kogyo Doai Shataku 1-308 9809-7, Yatabe Hazaki-cho Kashima-gun Ibaraki-ken / JP | |||
| 03 /
Watanabe, Mikio Shin-Etsu Kagaku Kogyo Yushi Ryo 203 3-3-24, Shitte-chuo Kamisu-cho Kashima-gun Ibaraki-ken / JP | |||
| 04 /
Shimakura, Yoshiteru 2725-4, Aza-hiraizumi Kamisu-cho Kashima-gun Ibaraki-ken / JP | Representative(s) | Armengaud Ainé, Charles, et al Cabinet ARMENGAUD AINE 3, Avenue Bugeaud F-75116 Paris / FR | [N/P] |
| Former [1987/05] | Armengaud, Charles, et al Cabinet ARMENGAUD AINE 3, Avenue Bugeaud F-75116 Paris / FR | Application number, filing date | 86401559.9 | 11.07.1986 | [1987/05] | Priority number, date | JP19850158587 | 18.07.1985 Original published format: JP 15858785 | [1987/05] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0210104 | Date: | 28.01.1987 | Language: | EN | [1987/05] | Type: | B1 Patent specification | No.: | EP0210104 | Date: | 09.01.1991 | Language: | EN | [1991/02] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 02.12.1986 | Classification | IPC: | C08F2/00 | [1987/05] | CPC: |
C08F2/004 (EP,US)
| Designated contracting states | BE, FR, NL [1987/05] | Title | German: | Verfahren zur Verhinderung der Krustenbildung auf Reaktorwänden während der Polymerisation von ungesättigten Monomeren | [1987/05] | English: | A method for preventing polymer scale deposition on the reactor walls in the polymerization of ethylenically unsaturated monomers | [1987/05] | French: | Procédé pour empêcher la formation d'un encroûtement sur les parois d'un réacteur lors de la polymérisation de monomères insaturés | [1987/05] | File destroyed: | 12.06.1999 | Examination procedure | 12.06.1987 | Examination requested [1987/33] | 25.10.1988 | Despatch of a communication from the examining division (Time limit: M06) | 01.03.1989 | Reply to a communication from the examining division | 28.02.1990 | Despatch of communication of intention to grant (Approval: Yes) | 11.07.1990 | Communication of intention to grant the patent | 24.08.1990 | Fee for grant paid | 24.08.1990 | Fee for publishing/printing paid | Opposition(s) | 10.10.1991 | No opposition filed within time limit [1992/01] | Fees paid | Renewal fee | 27.06.1988 | Renewal fee patent year 03 | 01.07.1989 | Renewal fee patent year 04 | 06.07.1990 | 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. | Lapses during opposition Tooltip | BE | 31.07.1991 | [1992/37] |