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EP0634993
European procedure
Extract from the Register of European Patents
EP About this file: EP0634993
| EP0634993 - HIGH RATE PROCESS FOR PREPARATION OF CYCLOHEXANOL AND CYCLOHEXANONE [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.07.1998 Database last updated on 19.10.2024 | Most recent event Tooltip | 21.05.1999 | Lapse of the patent in a contracting state | published on 07.07.1999 [1999/27] | Applicant(s) | For all designated states E. I. du Pont de Nemours and Company 1007 Market Street Wilmington, DE 19898 / US | [N/P] |
| Former [1995/04] | For all designated states E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington Delaware 19898 / US | Inventor(s) | 01 /
REIMER, Ronald, Anthony 4317 White Cedar Lane Orange, TX 77632 / US | [1995/04] | Representative(s) | Woodcraft, David Charles Brookes Batchellor 102-108 Clerkenwell Road London EC1M 5SA / GB | [N/P] |
| Former [1995/04] | Woodcraft, David Charles BROOKES & MARTIN High Holborn House 52/54 High Holborn London, WC1V 6SE / GB | Application number, filing date | 93909466.0 | 01.04.1993 | [1995/04] | WO1993US03070 | Priority number, date | US19920863737 | 06.04.1992 Original published format: US 863737 | [1995/04] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9320033 | Date: | 14.10.1993 | Language: | EN | [1993/25] | Type: | A1 Application with search report | No.: | EP0634993 | Date: | 25.01.1995 | Language: | EN | The application published by WIPO in one of the EPO official languages on 14.10.1993 takes the place of the publication of the European patent application. | [1995/04] | Type: | B1 Patent specification | No.: | EP0634993 | Date: | 17.09.1997 | Language: | EN | [1997/38] | Search report(s) | International search report - published on: | EP | 14.10.1993 | Classification | IPC: | C07C45/53, C07C49/403, C07C29/132, C07C35/08 | [1995/04] | CPC: |
C07C29/132 (EP,US);
C07C45/53 (EP,KR,US);
C07C2601/14 (EP,US)
| C-Set: |
C07C29/132, C07C35/08 (EP,US);
C07C45/53, C07C49/403 (US,EP) | Designated contracting states | BE, DE, ES, FR, GB, IT, NL [1995/04] | Title | German: | VERFAHREN MIT HOHEM NUTZEFFEKT ZUR HERSTELLUNG VON CYCLOHEXANOL UND CYCLOHEXANON | [1995/04] | English: | HIGH RATE PROCESS FOR PREPARATION OF CYCLOHEXANOL AND CYCLOHEXANONE | [1995/04] | French: | PROCEDE A RENDEMENT ELEVE DE PREPARATION DE CYCLOHEXANOL ET CYCLOHEXANONE | [1995/04] | Entry into regional phase | 09.09.1994 | National basic fee paid | 09.09.1994 | Designation fee(s) paid | 09.09.1994 | Examination fee paid | Examination procedure | 07.10.1993 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 09.09.1994 | Examination requested [1995/04] | 30.04.1996 | Despatch of a communication from the examining division (Time limit: M04) | 27.08.1996 | Reply to a communication from the examining division | 29.01.1997 | Despatch of communication of intention to grant (Approval: Yes) | 14.03.1997 | Communication of intention to grant the patent | 16.05.1997 | Fee for grant paid | 16.05.1997 | Fee for publishing/printing paid | Opposition(s) | 18.06.1998 | No opposition filed within time limit [1998/37] | Fees paid | Renewal fee | 09.09.1994 | Renewal fee patent year 03 | 09.04.1996 | Renewal fee patent year 04 | 21.04.1997 | 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 | BE | 30.04.1998 | [1999/27] | Cited in | International search | [A]CH325460 (BERGWERKSGESELLSCHAFT HIBERNIA [DE]); | [A]EP0032255 (UOP INC [US]) |