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EP0362436
European procedure
Extract from the Register of European Patents
EP About this file: EP0362436
| EP0362436 - Improved membrane separation system and process [Right-click to bookmark this link] | Status | Patent revoked Status updated on 16.02.1996 Database last updated on 03.04.2025 | Most recent event Tooltip | 02.05.2008 | Lapse of the patent in a contracting state Updated state(s): GR | published on 04.06.2008 [2008/23] | Applicant(s) | For all designated states PRAXAIR TECHNOLOGY, INC. 39 Old Ridgebury Road Danbury, CT 06810-5113 / US | [1993/22] |
| Former [1990/15] | For all designated states UNION CARBIDE CORPORATION 39 Old Ridgebury Road Danbury Connecticut 06817 / US | Inventor(s) | 01 /
Campbell, Michael Joseph 5930 Shimerville Road Clarence Center, N.Y. 14031 / US | 02 /
Smolarek, James 6730 Liebler Road Boston, N.Y. 14025 / US | 03 /
Van Lente, Timothy Scott 1154 Kenmore Avenue Apt. 10 Buffalo, N.Y. 14216 / US | [1990/15] | Representative(s) | Schwan, Gerhard Schwan Schwan Schorer Patentanwälte Bauerstrasse 22 80796 München / DE | [N/P] |
| Former [1990/15] | Schwan, Gerhard, Dipl.-Ing. Elfenstrasse 32 D-81739 München / DE | Application number, filing date | 88116698.7 | 07.10.1988 | [1990/15] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0362436 | Date: | 11.04.1990 | Language: | EN | [1990/15] | Type: | B1 Patent specification | No.: | EP0362436 | Date: | 24.03.1993 | Language: | EN | [1993/12] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.05.1989 | Classification | IPC: | B01D53/22 | [1990/15] | CPC: |
B01D53/22 (EP,US);
C01B13/0251 (EP,US);
C01B2210/0046 (EP,US);
C01B2210/0062 (EP,US)
| Designated contracting states | AT, BE, CH, DE, ES, FR, GB, GR, IT, LI, LU, NL, SE [1990/15] | Title | German: | Membrantrennsystem und -Prozess | [1990/15] | English: | Improved membrane separation system and process | [1990/15] | French: | Système de séparation à membrane et procédé | [1990/15] | Examination procedure | 08.05.1990 | Examination requested [1990/27] | 07.08.1991 | Despatch of a communication from the examining division (Time limit: M04) | 06.12.1991 | Reply to a communication from the examining division | 16.04.1992 | Despatch of communication of intention to grant (Approval: No) | 17.09.1992 | Despatch of communication of intention to grant (Approval: later approval) | 22.09.1992 | Communication of intention to grant the patent | 10.12.1992 | Fee for grant paid | 10.12.1992 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
14.12.1993
23.12.1993
ADMISSIBLE L'AIR LIQUIDE, S.A. pour l'étude et l'exploitation des procédés Georges Claude 75 quai d'Orsay F-75321 Paris / FR Opponent's representative Le Moenner, Gabriel L'AIR LIQUIDE, Société Anonyme pour l'étude et l'exploitation des procédés Georges Claude 75, Quai d'Orsay 75321 Paris Cédex 07 / FR | [N/P] |
| Former [1994/06] | |||
| Opponent(s) | 01
14.12.1993
23.12.1993
ADMISSIBLE L'AIR LIQUIDE, S.A. pour l'étude et l'exploitation des procédés Georges Claude 75 quai d'Orsay F-75321 Paris / FR Opponent's representative Le Moenner, Gabriel L'AIR LIQUIDE, Société Anonyme pour l'étude et l'exploitation des procédés Georges Claude 75, Quai d'Orsay F-75321 Paris Cédex 07 / FR | 01.02.1994 | Invitation to proprietor to file observations on the notice of opposition | 11.08.1994 | Reply of patent proprietor to notice(s) of opposition | 19.08.1994 | Communication of observations of patent proprietor (Time limit: M02) | 28.09.1994 | Reply of parties involved to observations of patent proprietor | 19.12.1994 | Despatch of communication that the patent will be revoked | 01.02.1996 | Legal effect of revocation of patent [1996/14] | Appeal following opposition | 17.02.1995 | Appeal received No. T0174/95 | 10.04.1995 | Statement of grounds filed | 01.02.1996 | Result of appeal procedure: appeal of the proprietor was rejected | Fees paid | Renewal fee | 04.10.1990 | Renewal fee patent year 03 | 23.09.1991 | Renewal fee patent year 04 | 25.09.1992 | Renewal fee patent year 05 |
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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 | GR | 24.03.1993 | AT | 07.10.1993 | CH | 31.10.1993 | LI | 31.10.1993 | LU | 31.10.1993 | [2008/23] |
| Former [2004/50] | AT | 07.10.1993 | |
| CH | 31.10.1993 | ||
| LI | 31.10.1993 | ||
| LU | 31.10.1993 | ||
| GR | 30.12.1994 | ||
| Former [2000/06] | AT | 07.10.1993 | |
| CH | 31.10.1993 | ||
| LI | 31.10.1993 | ||
| LU | 31.10.1993 | ||
| Former [1995/15] | AT | 07.10.1993 | |
| CH | 31.10.1993 | ||
| LI | 31.10.1993 | ||
| Former [1994/48] | CH | 31.10.1993 | |
| LI | 31.10.1993 | Documents cited: | Search | [X]FR2571270 (PETROLES CIE FRANCAISE [FR]) | [A] - KINK-OTHMER: "Encyclopedia of Chemical Technology", vol. S, 1984, page 681, John Wiley & Sons, Inc. |