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EP0109962
European procedure
Extract from the Register of European Patents
EP About this file: EP0109962
| EP0109962 - Conversion of xylenes containing ethylbenzene [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 30.10.1992 Database last updated on 24.03.2026 | Most recent event Tooltip | 30.10.1992 | Patent maintained (B2 publication) | published on 16.12.1992 [1992/51] | Applicant(s) | For all designated states TORAY INDUSTRIES, INC. 2, Nihonbashi-Muromachi 2-chome Chuo-ku Tokyo 103 / JP | [N/P] |
| Former [1984/24] | For all designated states TORAY INDUSTRIES, INC. 2, Nihonbashi-Muromachi 2-chome Chuo-ku Tokyo 103 / JP | Inventor(s) | 01 /
Iwayama, Kazuyoshi 2-1-17 Tsu-Nishi Kamakura-shi Kanagawa-ken / JP | 02 /
Ebitani, Atsushi Grand Heights Kajigaya B-303 2-7-6 Kajigaya Takatsu-ku Kawasai-shi Kanagawa-ken / JP | 03 /
Inoue, Takehisa 2-24-11 Noge Setagaya-ke Tokyo / JP | 04 /
Kanai, Atsuo 7-3-12 Sakurayama Zushi-shi Kanagawa-ken / JP | [1984/24] | Representative(s) | Ritter, Stephen David, et al Mathys & Squire LLP 120 Holborn London EC1N 2SQ / GB | [N/P] |
| Former [1984/24] | Ritter, Stephen David, et al Mathys & Squire 100 Grays Inn Road London WC1X 8AL / GB | Application number, filing date | 82110838.8 | 23.11.1982 | [1984/24] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0109962 | Date: | 13.06.1984 | Language: | EN | [1984/24] | Type: | B1 Patent specification | No.: | EP0109962 | Date: | 16.07.1986 | Language: | EN | [1986/29] | Type: | B2 New European patent specification | No.: | EP0109962 | Date: | 16.12.1992 | Language: | EN | [1992/51] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 22.07.1983 | Classification | IPC: | C07C5/27, C07C4/18 | [1984/24] | CPC: |
C07C4/18 (EP);
C07C5/2737 (EP);
C07C5/2754 (EP);
C07C2529/18 (EP);
C07C2529/40 (EP);
C07C2529/70 (EP);
C07C2529/80 (EP)
(-)
| C-Set: |
C07C5/2737, C07C15/08 (EP);
C07C5/2754, C07C15/08 (EP) | Designated contracting states | BE, DE, FR, GB, IT, NL [1984/24] | Title | German: | Verfahren zur Umsetzung von Xylolen in Gegenwart von Äthylbenzol | [1984/24] | English: | Conversion of xylenes containing ethylbenzene | [1984/24] | French: | Procédé de conversion de xylènes en présence d'éthylbenzène | [1984/24] | Examination procedure | 05.12.1984 | Examination requested [1985/08] | 13.05.1985 | Despatch of a communication from the examining division (Time limit: M04) | 07.09.1985 | Reply to a communication from the examining division | 31.10.1985 | Despatch of communication of intention to grant (Approval: ) | 15.01.1986 | Communication of intention to grant the patent | 11.04.1986 | Fee for grant paid | 11.04.1986 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
21.04.1987
26.10.1987
ADMISSIBLE Mobil Oil Corporation 150 East 42nd Street New York, N.Y. 10017 / US Opponent's representative Cooper, John Anthony CARPMAELS & RANSFORD 43 Bloomsbury Square London WC1A 2RA / GB | [1987/25] | 28.10.1987 | Invitation to proprietor to file observations on the notice of opposition | 27.04.1988 | Reply of patent proprietor to notice(s) of opposition | 19.06.1989 | Despatch of a communication from the opposition division (Time limit: M03) | 26.09.1989 | Reply to a communication from the opposition division | 20.04.1990 | Despatch of a communication from the opposition division (Time limit: M03) | 17.07.1990 | Reply to a communication from the opposition division | 29.01.1992 | Communication of observations of patent proprietor (Time limit: M02) | 03.02.1992 | Reply of parties involved to observations of patent proprietor | 07.04.1992 | Despatch of interlocutory decision in opposition | 17.04.1992 | Legal effect of interlocutory decision in opposition | 15.07.1992 | Despatch of communication that the patent will be maintained as amended | 14.10.1992 | Fee for printing new specification paid | Fees paid | Renewal fee | 25.09.1984 | Renewal fee patent year 03 | 09.11.1985 | Renewal fee patent year 04 |
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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 | [AD] JP57134423 | [A] EP0042754 (TORAY INDUSTRIES et al.) [A] | [A] US4283584 (CHESTER ARTHUR W et al.) [A] | [AD] CHEMICAL ABSTRACTS, vol. 98, no. 8, February 21, 1983, page 105, no. 56006x, Columbus, Ohio, US & JP - A - 57 134 423 (KOKAI TOKKYO KOHO) 19.08.1982 [AD] |