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EP0225062
European procedure
Extract from the Register of European Patents
EP About this file: EP0225062
| EP0225062 - Attrition resistant catalysts, catalyst precursors and catalyst supports [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.07.1994 Database last updated on 03.09.2024 | Most recent event Tooltip | 30.07.1994 | No opposition filed within time limit | published on 21.09.1994 [1994/38] | Applicant(s) | For all designated states E. I. du Pont de Nemours and Company 1007 Market Street Wilmington, DE 19898 / US | [N/P] |
| Former [1987/24] | For all designated states E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington Delaware 19898 / US | Inventor(s) | 01 /
Bergna, Horacio Enrique 34 Vining Lane West Haven Wilmington Delaware 19807 / US | [1987/24] | Representative(s) | Woodcraft, David Charles, et al Brookes Batchellor 102-108 Clerkenwell Road London EC1M 5SA / GB | [N/P] |
| Former [1987/24] | Woodcraft, David Charles, et al BROOKES & MARTIN High Holborn House 52/54 High Holborn London, WC1V 6SE / GB | Application number, filing date | 86308519.7 | 31.10.1986 | [1987/24] | Priority number, date | US19850802304 | 27.11.1985 Original published format: US 802304 | [1987/24] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0225062 | Date: | 10.06.1987 | Language: | EN | [1987/24] | Type: | A3 Search report | No.: | EP0225062 | Date: | 20.07.1988 | Language: | EN | [1988/29] | Type: | B1 Patent specification | No.: | EP0225062 | Date: | 29.09.1993 | Language: | EN | [1993/39] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 31.05.1988 | Classification | IPC: | B01J37/08, B01J37/00, B01J27/198 | [1987/24] | CPC: |
B01J23/002 (EP,US);
B01J27/198 (EP,US);
B01J37/0045 (EP,US);
B01J37/08 (EP,US);
B01J2523/00 (EP,US)
| C-Set: |
B01J2523/00, B01J2523/13, B01J2523/22, B01J2523/51, B01J2523/68, B01J2523/842, B01J2523/845, B01J2523/847 (EP,US);
B01J2523/00, B01J2523/51, B01J2523/55 (US,EP) | Designated contracting states | BE, DE, FR, GB, IT, LU, NL [1987/24] | Title | German: | Zerknirschungsfeste Katalysatoren, Katalysator-Vorläufer und Katalysatorträger | [1987/24] | English: | Attrition resistant catalysts, catalyst precursors and catalyst supports | [1987/24] | French: | Catalyseurs résistants à l'attrition, précurseurs de catalyseurs et supports de catalyseurs | [1987/24] | Examination procedure | 12.01.1989 | Examination requested [1989/11] | 13.10.1989 | Despatch of a communication from the examining division (Time limit: M06) | 10.04.1990 | Reply to a communication from the examining division | 19.12.1990 | Despatch of a communication from the examining division (Time limit: M06) | 27.06.1991 | Reply to a communication from the examining division | 06.07.1992 | Despatch of a communication from the examining division (Time limit: M04) | 01.09.1992 | Reply to a communication from the examining division | 21.12.1992 | Despatch of communication of intention to grant (Approval: Yes) | 30.03.1993 | Communication of intention to grant the patent | 21.06.1993 | Fee for grant paid | 21.06.1993 | Fee for publishing/printing paid | Opposition(s) | 30.06.1994 | No opposition filed within time limit [1994/38] | Fees paid | Renewal fee | 26.10.1988 | Renewal fee patent year 03 | 16.10.1989 | Renewal fee patent year 04 | 16.10.1990 | Renewal fee patent year 05 | 18.12.1990 | Renewal fee patent year 06 | 02.10.1992 | Renewal fee patent year 07 |
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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]FR1365889 (KNAPSACK AG); | [A]FR2022271 (MITSUBISHI CHEM IND); | [A]EP0107274 (STANDARD OIL CO OHIO [US]); | [A]FR2550713 (LUMMUS CREST INC [US]) |