EP0657384 - Process for producing hydrogen cyanide [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.12.1999 Database last updated on 03.09.2024 | Most recent event Tooltip | 30.12.1999 | No opposition filed within time limit | published on 16.02.2000 [2000/07] | Applicant(s) | For all designated states MITSUBISHI GAS CHEMICAL COMPANY, INC. 5-2, Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005 / JP | [N/P] |
Former [1999/08] | For all designated states MITSUBISHI GAS CHEMICAL COMPANY, INC. 5-2, Marunouchi 2-chome, Chiyoda-Ku Tokyo 100-0005 / JP | ||
Former [1995/24] | For all designated states MITSUBISHI GAS CHEMICAL COMPANY, INC. 5-2, Marunouchi 2-chome Chiyoda-Ku Tokyo, 100 / JP | Inventor(s) | 01 /
Abe, Takafumi, c/o Mitsubishi Gas Chem. Co., Inc. Niigata Research Lab., 182, Aza-Shinwari, Tayuhama Niigata-shi, Niigata-ken / JP | 02 /
Ebata, Shuji, c/o Mitsubishi Gas Chem. Co., Inc. Niigata Research Lab., 182, Aza-Shinwari, Tayuhama Niigata-shi, Niigata-ken / JP | 03 /
Sugamura, Kazuhiro, c/o Mitsubishi Gas Chem. Co. Inc., Niigata Research Lab., 182, Aza-Shinwari Tayuhama, Niigata-shi, Niigata-ken / JP | 04 /
Matsuzaki, Taiji, c/o Mitsubishi Gas Chem. Co. Inc., Niigata Research Lab., 182, Aza-Shinwari Tayuhama, Niigata-shi, Niigata-ken / JP | 05 /
Higuchi, Hirofumi, c/o Mitsubishi Gas Chem. Co. Inc., Niigata Research Lab., 182, Aza-Shinwari Tayuhama, Niigata-shi, Niigata-ken / JP | [1995/24] | Representative(s) | Gille Hrabal Partnerschaftsgesellschaft mbB Patentanwälte Brucknerstraße 20 40593 Düsseldorf / DE | [N/P] |
Former [1995/24] | Türk, Gille, Hrabal, Leifert Brucknerstrasse 20 D-40593 Düsseldorf / DE | Application number, filing date | 94117415.3 | 04.11.1994 | [1995/24] | Priority number, date | JP19930305222 | 06.12.1993 Original published format: JP 30522293 | JP19930305223 | 06.12.1993 Original published format: JP 30522393 | [1995/24] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0657384 | Date: | 14.06.1995 | Language: | EN | [1995/24] | Type: | B1 Patent specification | No.: | EP0657384 | Date: | 24.02.1999 | Language: | EN | [1999/08] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.03.1995 | Classification | IPC: | C01C3/02 | [1995/24] | CPC: |
C01C3/0204 (EP,KR,US);
B01J23/34 (KR)
| Designated contracting states | DE, ES, FR, GB, IT, NL [1995/24] | Title | German: | Verfahren zur Herstellung von Cyanwasserstoffsäure | [1995/24] | English: | Process for producing hydrogen cyanide | [1995/24] | French: | Procédé de préparation d'acide cyanhydrique | [1995/24] | Examination procedure | 15.11.1995 | Examination requested [1996/02] | 29.01.1998 | Despatch of communication of intention to grant (Approval: Yes) | 14.05.1998 | Communication of intention to grant the patent | 22.07.1998 | Fee for grant paid | 22.07.1998 | Fee for publishing/printing paid | Opposition(s) | 25.11.1999 | No opposition filed within time limit [2000/07] | Fees paid | Renewal fee | 23.11.1996 | Renewal fee patent year 03 | 20.11.1997 | Renewal fee patent year 04 | 17.11.1998 | Renewal fee patent year 05 |
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