EP0459623 - Asymmetric hollow filamentary carbon membrane and process for producing same [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 08.04.1995 Database last updated on 19.10.2024 | Most recent event Tooltip | 08.04.1995 | No opposition filed within time limit | published on 31.05.1995 [1995/22] | Applicant(s) | For all designated states Ube Industries, Ltd. 12-32, Nishihonmachi, 1-chome Ube-shi Yamaguchi / JP | [N/P] |
Former [1991/49] | For all designated states UBE INDUSTRIES, LTD. 12-32, Nishihonmachi 1-chome Ube-shi, Yamaguchi / JP | Inventor(s) | 01 /
Yoshinaga, Toshimune, c/o Ube Industries Ltd. Chiba Kenkyusho, 8-1, Goi Minamikaigan Ichihara-shi, Chiba / JP | 02 /
Shimazaki, Hiroshi, c/o Ube Industries Ltd. Chiba Kenkyusho, 8-1, Goi Minamikaigan Ichihara-shi, Chiba / JP | 03 /
Kusuki, Yoshihiro, c/o Ube Industries Ltd. Chiba Kenkyusho, 8-1, Goi Minamikaigan Ichihara-shi, Chiba / JP | 04 /
Sumiyama, Yoshiyuki, c/o Ube Industries Ltd. Chiba Kenkyusho, 8-1, Goi Minamikaigan Ichihara-shi, Chiba / JP | [1991/49] | Representative(s) | Arthur, Bryan Edward, et al Withers & Rogers Goldings House 2 Hays Lane London SE1 2HW / GB | [N/P] |
Former [1991/49] | Arthur, Bryan Edward, et al Withers & Rogers 4 Dyer's Buildings Holborn London EC1N 2JT / GB | Application number, filing date | 91303687.7 | 24.04.1991 | [1991/49] | Priority number, date | JP19900110157 | 27.04.1990 Original published format: JP 11015790 | JP19900320958 | 27.11.1990 Original published format: JP 32095890 | [1991/49] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0459623 | Date: | 04.12.1991 | Language: | EN | [1991/49] | Type: | B1 Patent specification | No.: | EP0459623 | Date: | 08.06.1994 | Language: | EN | [1994/23] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.09.1991 | Classification | IPC: | B01D71/02, // D01F9/14 | [1991/49] | CPC: |
B01D69/02 (EP);
B01D71/021 (EP,US);
B01D67/0067 (EP);
B01D67/0083 (EP);
D01D5/24 (EP);
D01F9/24 (EP);
B01D2323/081 (EP,US);
B01D2323/082 (EP,US);
B01D2323/12 (EP);
B01D2325/04 (EP)
(-)
| Designated contracting states | DE, FR, GB [1991/49] | Title | German: | Asymmetrische Hohlfadenmembran aus Kohlenstoff und Verfahren zu deren Herstellung | [1991/49] | English: | Asymmetric hollow filamentary carbon membrane and process for producing same | [1991/49] | French: | Membrane asymétrique en carbone ayant la forme d'une fibre creuse et procédé pour sa fabrication | [1991/49] | Examination procedure | 27.12.1991 | Examination requested [1992/10] | 25.08.1993 | Despatch of communication of intention to grant (Approval: Yes) | 14.12.1993 | Communication of intention to grant the patent | 04.03.1994 | Fee for grant paid | 04.03.1994 | Fee for publishing/printing paid | Opposition(s) | 09.03.1995 | No opposition filed within time limit [1995/22] | Fees paid | Renewal fee | 05.03.1993 | Renewal fee patent year 03 | 15.03.1994 | 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 | [A]JP60202703 ; | [A]US4444574 (TRADEWELL GEORGE [US], et al); | [A]US4685940 (SOFFER ABRAHAM [IL], et al) |