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EP0171204
European procedure
Extract from the Register of European Patents
EP About this file: EP0171204
| EP0171204 - Process for preparation of faujasite type zeolite [Right-click to bookmark this link] | |||
| Former [1986/07] | Process for preparation of faujasite type zeloite | ||
| [1990/52] | Status | No opposition filed within time limit Status updated on 31.10.1991 Database last updated on 30.10.2024 | Most recent event Tooltip | 31.10.1991 | No opposition filed within time limit | published on 18.12.1991 [1991/51] | Applicant(s) | For all designated states TOSOH CORPORATION 4560, Oaza Tonda Shinnanyo-shi Yamaguchi-ken / JP | [N/P] |
| Former [1988/23] | For all designated states Tosoh Corporation 4560, Oaza Tonda Shinnanyo-shi Yamaguchi-ken / JP | ||
| Former [1986/07] | For all designated states TOSOH CORPORATION No. 4560, Oaza-tonda, Shin-nanyo-shi Yamaguchi-ken, 746 / JP | Inventor(s) | 01 /
Miyazaki, Hiroshi 156, 297, Oaza Tonda Shinnanyo-shi Yamaguchi / JP | 02 /
Arika, Junji 7, 4171, Oaza Tokuyama Tokuyama-shi Yamaguchi / JP | 03 /
Aimoto, Michiyuki 3, 1486, Oaza Nishitoyoi Kudamatsu-shi Yamaguchi / JP | [1986/07] | Representative(s) | Bass, John Henton, et al REDDIE & GROSE 16 Theobalds Road London WC1X 8PL / GB | [1986/07] | Application number, filing date | 85304955.9 | 11.07.1985 | [1986/07] | Priority number, date | JP19840142289 | 11.07.1984 Original published format: JP 14228984 | [1986/07] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0171204 | Date: | 12.02.1986 | Language: | EN | [1986/07] | Type: | A3 Search report | No.: | EP0171204 | Date: | 07.01.1988 | Language: | EN | [1988/01] | Type: | B1 Patent specification | No.: | EP0171204 | Date: | 27.12.1990 | Language: | EN | [1990/52] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 12.11.1987 | Classification | IPC: | C01B33/34 | [1990/52] | CPC: |
C01B39/20 (EP,US);
Y10S423/21 (EP,US)
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| Former IPC [1986/07] | C01B33/28 | Designated contracting states | BE, DE, FR, GB, IT, NL, SE [1986/07] | Title | German: | Verfahren zum Herstellen von Zeolithen mit Faujasit-Struktur | [1986/07] | English: | Process for preparation of faujasite type zeolite | [1990/52] | French: | Procédé de préparation de zéolites à structure de faujasite | [1986/07] |
| Former [1986/07] | Process for preparation of faujasite type zeloite | Examination procedure | 16.02.1988 | Examination requested [1988/16] | 07.02.1989 | Despatch of a communication from the examining division (Time limit: M06) | 09.08.1989 | Reply to a communication from the examining division | 14.02.1990 | Despatch of communication of intention to grant (Approval: No) | 06.06.1990 | Despatch of communication of intention to grant (Approval: later approval) | 15.06.1990 | Communication of intention to grant the patent | 03.08.1990 | Fee for grant paid | 03.08.1990 | Fee for publishing/printing paid | Opposition(s) | 28.09.1991 | No opposition filed within time limit [1991/51] | Fees paid | Renewal fee | 30.07.1987 | Renewal fee patent year 03 | 27.07.1988 | Renewal fee patent year 04 | 27.07.1989 | Renewal fee patent year 05 | 23.07.1990 | Renewal fee patent year 06 |
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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]GB2043043 (TOYO SODA MFG CO LTD); | [A]US3433589 (CIRIC JULIUS, et al); | [A]US3574538 (DUECKER CARL VANCE MCDANIEL HE); | [A]DE2703264 (GRACE W R & CO) |