EP0325511 - Process and catalyst for the selective reduction of nitrogen oxides [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 20.01.1993 Database last updated on 19.10.2024 | Most recent event Tooltip | 20.01.1993 | Application deemed to be withdrawn | published on 10.03.1993 [1993/10] | Applicant(s) | For all designated states Institut Français du Pétrole 4, Avenue de Bois Préau 92502 Rueil-Malmaison / FR | [N/P] |
Former [1989/30] | For all designated states INSTITUT FRANCAIS DU PETROLE 4, Avenue de Bois Préau F-92502 Rueil-Malmaison / FR | Inventor(s) | 01 /
Deschamps, André 3, Chemin des Princes F-78590 Noisy le Roi / FR | 02 /
Dezael, Claude 60, Avenue Saint Germain F-78600 Maisons Laffite / FR | 03 /
Roux-Guerraz, Claude 52, Rue Claude Decaen F-75012 Paris / FR | 04 /
Travers, Christine 12 Boulevard du Général de Gaulle F-92500 Rueil Malmaison / FR | [1989/30] | Application number, filing date | 89400091.8 | 11.01.1989 | [1989/30] | Priority number, date | FR19880000635 | 19.01.1988 Original published format: FR 8800635 | [1989/30] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0325511 | Date: | 26.07.1989 | Language: | FR | [1989/30] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 12.04.1989 | Classification | IPC: | B01J29/24, B01J29/26, B01D53/36 | [1989/30] | CPC: |
B01J29/26 (EP,US);
B01D53/8628 (EP,US);
B01J29/24 (EP,US);
Y02C20/10 (EP,US)
| Designated contracting states | BE, DE, GB, IT, NL [1989/30] | Title | German: | Verfahren und Katalysator zur selectiven Reduktion von Stickstoffoxiden | [1989/30] | English: | Process and catalyst for the selective reduction of nitrogen oxides | [1989/30] | French: | Procédé et catalyseur pour la réduction sélective des oxydes d'azote | [1989/30] | File destroyed: | 12.06.1999 | Examination procedure | 17.11.1989 | Examination requested [1990/02] | 17.09.1990 | Despatch of a communication from the examining division (Time limit: M04) | 12.01.1991 | Reply to a communication from the examining division | 05.04.1991 | Despatch of communication of intention to grant (Approval: Yes) | 06.08.1991 | Communication of intention to grant the patent | 30.10.1991 | Fee for grant paid | 30.10.1991 | Fee for publishing/printing paid | 01.08.1992 | Application deemed to be withdrawn, date of legal effect [1993/10] | 08.09.1992 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [1993/10] | Fees paid | Renewal fee | 22.01.1991 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 31.01.1992 | 04   M06   Not yet paid |
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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]JP7681777 ; | [XP]EP0286507 (AZOTE & PROD CHIM [FR]); | [AD]US4473535 (KITTRELL JAMES R [US], et al); | [A]FR2197815 (ATOMIC ENERGY COMMISSION [US]); | [A]EP0141917 (STEULER INDUSTRIEWERKE GMBH [DE]); | [A]EP0234974 (INST FRANCAIS DU PETROLE [FR]); | [A]US4663300 (LESTER GEORGE R [US], et al) | [A] - CHEMICAL ABSTRACTS, vol. 87, no. 2, 11 juillet 1977, page 325, résumé no. 10890a, Columbus, Ohio, US; & JP-A-76 81 777 (TORAY INDUSTRIES, INC.) 17-07-1976, & JP7681777 A 00000000 |