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EP0018498
European procedure
Extract from the Register of European Patents
EP About this file: EP0018498
| EP0018498 - Isomerization of xylene [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.09.2016 Database last updated on 06.07.2024 | Most recent event Tooltip | 14.09.2016 | No opposition filed within time limit | Applicant(s) | For all designated states Teijin Petrochemical Industries Ltd. 1-1, 2-chome, Uchisaiwai-cho Chiyoda-ku Tokyo / JP | [N/P] |
| Former [1980/23] | For all designated states Teijin Petrochemical Industries Ltd. 1-1, 2-chome, Uchisaiwai-cho Chiyoda-ku Tokyo / JP | Inventor(s) | 01 /
Onodora, Tamio 2345, Nishihabu-cho, Matsuyama-shi Ehime-ken 790 / JP | 02 /
Sakai, Tokuji 2750-1, Minamiyoshida-cho, Matsuyama-shi Ehime-ken 790 / JP | 03 /
Yamasaki, Yasuo 1898-12, Yodo-cho, Matsuyama-shi Ehime-ken 790 / JP | 04 /
Sumitani, Koji 1362, Yodo-cho, Matsuyama-shi Ehime-ken 790 / JP | [1980/23] | Representative(s) | Diehl & Partner Patent- und Rechtsanwaltskanzlei mbB Erika-Mann-Straße 9 80636 München / DE | [N/P] |
| Former [1980/23] | DIEHL GLAESER HILTL & PARTNER Patentanwälte Postfach 19 03 65 D-80603 München / DE | Application number, filing date | 80101601.5 | 26.03.1980 | [1980/23] | Priority number, date | JP19790036269 | 29.03.1979 Original published format: JP 3626979 | [1980/23] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0018498 | Date: | 12.11.1980 | Language: | EN | [1980/23] | Type: | B1 Patent specification | No.: | EP0018498 | Date: | 24.11.1982 | Language: | EN | [1982/47] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 30.07.1980 | Classification | IPC: | C07C5/27, C07C15/08, B01J29/06 | [1980/23] | CPC: |
B01J29/44 (EP,US);
C07C5/2724 (EP,US);
B01J29/65 (EP,US);
B01J29/70 (EP,US)
| C-Set: |
C07C5/2724, C07C15/067 (EP,US)
| Designated contracting states | DE, FR, GB, IT, NL [1980/23] | Title | German: | Isomerisierung von Xylol | [1980/23] | English: | Isomerization of xylene | [1980/23] | French: | Isomérisation de xylène | [1980/23] | Examination procedure | 10.12.1980 | Examination requested [1981/07] | 22.05.1981 | Despatch of a communication from the examining division (Time limit: M02) | 22.07.1981 | Reply to a communication from the examining division | 17.03.1982 | Despatch of communication of intention to grant (Approval: ) | 21.05.1982 | Communication of intention to grant the patent | 04.08.1982 | Fee for grant paid | 04.08.1982 | Fee for publishing/printing paid | Opposition(s) | 24.08.1983 | No opposition filed within time limit [ N /P ] | Fees paid | Renewal fee | 03.03.1982 | 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 | US4163028 [ ] (MORRISON ROGER A [US], et al); | US4128591 [ ] (CARR WILLIAM C, et al); | DE2819304 [ ] (MOBIL OIL CORP); | US3702886 [ ] (ARGAUER ROBERT J, et al); | DE2633747 [ ] (RAFFINAGE CIE FRANCAISE) |