EP0369769 - Liquid chromatography using microporous hollow fibers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 09.07.1994 Database last updated on 02.09.2024 | Most recent event Tooltip | 30.11.2007 | Lapse of the patent in a contracting state | published on 02.01.2008 [2008/01] | Applicant(s) | For all designated states HOECHST CELANESE CORPORATION Route 202-206 North Somerville, N.J. 08876 / US | [1990/21] | Inventor(s) | 01 /
Cussler, Edward L. 4502 Sunnyside Road Edina Minnesota / US | [1990/21] | Representative(s) | De Minvielle-Devaux, Ian Benedict Peter, et al CARPMAELS & RANSFORD 43, Bloomsbury Square London WC1A 2RA / GB | [1990/21] | Application number, filing date | 89311825.7 | 15.11.1989 | [1990/21] | Priority number, date | US19880271449 | 15.11.1988 Original published format: US 271449 | [1990/21] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0369769 | Date: | 23.05.1990 | Language: | EN | [1990/21] | Type: | A3 Search report | No.: | EP0369769 | Date: | 31.10.1990 | Language: | EN | [1990/44] | Type: | B1 Patent specification | No.: | EP0369769 | Date: | 08.09.1993 | Language: | EN | [1993/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.09.1990 | Classification | IPC: | B01D15/08, G01N30/48 | [1990/42] | CPC: |
B01J20/28023 (EP,US);
B01D15/08 (EP,KR,US);
B01D15/22 (EP,US);
B01D15/3804 (EP,US);
B01D15/3842 (EP,US);
B01J20/28014 (EP,US);
G01N30/6043 (EP,US)
(-)
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Former IPC [1990/21] | B01D15/08 | Designated contracting states | AT, BE, CH, DE, ES, FR, GB, GR, IT, LI, LU, NL, SE [1990/21] | Title | German: | Flüssigchromatographie mit mikroporösen Hohlfasern | [1990/21] | English: | Liquid chromatography using microporous hollow fibers | [1990/21] | French: | Chromatographie liquide utilisant des fibres creuses microporeuses | [1990/21] | Examination procedure | 30.11.1990 | Examination requested [1991/04] | 23.03.1992 | Despatch of a communication from the examining division (Time limit: M06) | 30.09.1992 | Reply to a communication from the examining division | 30.11.1992 | Despatch of communication of intention to grant (Approval: No) | 08.03.1993 | Despatch of communication of intention to grant (Approval: later approval) | 12.03.1993 | Communication of intention to grant the patent | 23.04.1993 | Fee for grant paid | 23.04.1993 | Fee for publishing/printing paid | Opposition(s) | 09.06.1994 | No opposition filed within time limit [1994/35] | Fees paid | Renewal fee | 24.09.1991 | Renewal fee patent year 03 | 23.09.1992 | 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. | Lapses during opposition Tooltip | AT | 08.09.1993 | BE | 08.09.1993 | CH | 08.09.1993 | ES | 08.09.1993 | GR | 08.09.1993 | IT | 08.09.1993 | LI | 08.09.1993 | NL | 08.09.1993 | SE | 08.09.1993 | LU | 30.11.1993 | [2008/01] |
Former [2002/24] | AT | 08.09.1993 | |
BE | 08.09.1993 | ||
CH | 08.09.1993 | ||
ES | 08.09.1993 | ||
GR | 08.09.1993 | ||
IT | 08.09.1993 | ||
LI | 08.09.1993 | ||
NL | 08.09.1993 | ||
SE | 08.09.1993 | ||
LU | 30.11.1993 | ||
Former [2000/04] | AT | 08.09.1993 | |
BE | 08.09.1993 | ||
CH | 08.09.1993 | ||
GR | 08.09.1993 | ||
IT | 08.09.1993 | ||
LI | 08.09.1993 | ||
NL | 08.09.1993 | ||
SE | 08.09.1993 | ||
LU | 30.11.1993 | ||
Former [1999/42] | AT | 08.09.1993 | |
BE | 08.09.1993 | ||
CH | 08.09.1993 | ||
IT | 08.09.1993 | ||
LI | 08.09.1993 | ||
NL | 08.09.1993 | ||
SE | 08.09.1993 | ||
Former [1994/32] | AT | 08.09.1993 | |
BE | 08.09.1993 | ||
CH | 08.09.1993 | ||
LI | 08.09.1993 | ||
NL | 08.09.1993 | ||
SE | 08.09.1993 | ||
Former [1994/26] | BE | 08.09.1993 | |
CH | 08.09.1993 | ||
LI | 08.09.1993 | ||
NL | 08.09.1993 | ||
SE | 08.09.1993 | ||
Former [1994/26] | BE | 08.09.1993 | |
CH | 08.09.1993 | ||
LI | 08.09.1993 | ||
NL | 08.09.1993 | ||
Former [1994/25] | CH | 08.09.1993 | |
LI | 08.09.1993 | ||
NL | 08.09.1993 | ||
Former [1994/18] | CH | 08.09.1993 | |
LI | 08.09.1993 | Documents cited: | Search | [A]US3570673 (DUTZ HUBERT, et al); | [A]US4486312 (SLINGSBY ROSANNE W [US], et al); | [A]US4551435 (LIBERTI PAUL A [US], et al); | [AD]EP0211206 (PPG INDUSTRIES INC [US]) |