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EP0489617
European procedure
Extract from the Register of European Patents
EP About this file: EP0489617
| EP0489617 - Process and plant for destilling air for obtaining gaseous oxygen in variable quantities [Right-click to bookmark this link] | Status | Opposition rejected Status updated on 21.02.1997 Database last updated on 04.11.2024 | Most recent event Tooltip | 21.02.1997 | Opposition rejected | published on 09.04.1997 [1997/15] | Applicant(s) | For all designated states L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 75, Quai d'Orsay 75321 Paris Cédex 07 / FR | [N/P] |
| Former [1992/24] | For all designated states L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 75, Quai d'Orsay F-75321 Paris Cédex 07 / FR | Inventor(s) | 01 /
Darredeau, Bernard 14, rue des Pavillons F-78500 Sartrouville / FR | [1992/24] | Representative(s) | Le Moenner, Gabriel, et al 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 [1992/24] | Le Moenner, Gabriel, et al 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 | Application number, filing date | 91403174.5 | 25.11.1991 | [1992/24] | Priority number, date | FR19900015294 | 06.12.1990 Original published format: FR 9015294 | [1992/24] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0489617 | Date: | 10.06.1992 | Language: | FR | [1992/24] | Type: | B1 Patent specification | No.: | EP0489617 | Date: | 22.12.1993 | Language: | FR | [1993/51] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.03.1992 | Classification | IPC: | F25J3/04 | [1992/24] | CPC: |
F25J3/04303 (EP,US);
F25J3/042 (EP,US);
F25J3/04363 (EP,US);
F25J3/04412 (EP,US);
F25J3/04509 (EP,US);
F25J3/04678 (EP,US);
F25J2235/42 (EP,US);
F25J2235/50 (EP,US);
Y10S62/913 (EP,US);
Y10S62/939 (EP,US)
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| Designated contracting states | BE, DE, ES, FR, GB, IT, NL, SE [1992/24] | Title | German: | Lufttrennungsverfahren und Anlage zur variablen Herstellung von gasförmigem Sauerstoff | [1992/24] | English: | Process and plant for destilling air for obtaining gaseous oxygen in variable quantities | [1992/24] | French: | Procédé et installation de distillation d'air en régime variable de production d'oxygène gazeux | [1992/24] | Examination procedure | 29.11.1991 | Examination requested [1992/24] | 06.05.1993 | Despatch of communication of intention to grant (Approval: Yes) | 24.05.1993 | Communication of intention to grant the patent | 07.06.1993 | Fee for grant paid | 07.06.1993 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
21.09.1994
29.09.1994
ADMISSIBLE Linde Aktiengesellschaft, Wiesbaden Zentrale Patentabteilung D-82049 Höllriegelskreuth / DE | [1994/46] | 08.11.1994 | Invitation to proprietor to file observations on the notice of opposition | 10.05.1995 | Reply of patent proprietor to notice(s) of opposition | 20.06.1995 | Communication of observations of patent proprietor (Time limit: M04) | 03.11.1995 | Reply of parties involved to observations of patent proprietor | 16.10.1996 | Date of oral proceedings | 13.11.1996 | Despatch of minutes of oral proceedings | 13.11.1996 | Date of despatch of rejection of opposition | 23.11.1996 | Legal effect of rejection of opposition [1997/15] | Fees paid | Renewal fee | 14.10.1993 | Renewal fee patent year 03 |
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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]EP0399197 (LINDE AG [DE]) | [A] - LINDE BERICHTE AUS TECHNIK UND WISSENSCHAFT. no. 54, 1984, WIESBADEN DE pages 18 - 20; W.ROHDE: 'Luftzerlegungsanlage mit Wechselspeicherung für variable Sauerstoff' |