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EP0423287
European procedure
Extract from the Register of European Patents
EP About this file: EP0423287
| EP0423287 - BATCH PROCESS CONTROL USING EXPERT SYSTEMS [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 18.12.1998 Database last updated on 19.10.2024 | Most recent event Tooltip | 20.06.2008 | Change - applicant | published on 23.07.2008 [2008/30] | Applicant(s) | For all designated states E. I. du Pont de Nemours and Company 1007 Market Street Wilmington, DE 19898 / US | [N/P] |
| Former [2008/30] | For all designated states E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington DE 19898 / US | ||
| Former [1997/30] | For all designated states E. I. du Pont de Nemours and Company 1007 Market Street Wilmington, Delaware 18898 / US | ||
| Former [1991/17] | For all designated states E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington Delaware 19898 / US | Inventor(s) | 01 /
SKEIRIK, Richard, D. 11 Beech Hill Drive Newark, DE 19711 / US | [1991/17] | Representative(s) | Beresford, Keith Denis Lewis, et al Beresford Crump LLP 16 High Holborn London WC1V 6BX / GB | [N/P] |
| Former [1991/17] | Beresford, Keith Denis Lewis, et al BERESFORD & Co. 2-5 Warwick Court High Holborn London WC1R 5DJ / GB | Application number, filing date | 90906564.1 | 05.04.1990 | [1991/17] | WO1990US01854 | Priority number, date | US19890333536 | 05.04.1989 Original published format: US 333536 | [1991/17] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9012368 | Date: | 18.10.1990 | Language: | EN | [1990/24] | Type: | A1 Application with search report | No.: | EP0423287 | Date: | 24.04.1991 | Language: | EN | The application published by WIPO in one of the EPO official languages on 18.10.1990 takes the place of the publication of the European patent application. | [1991/17] | Type: | B1 Patent specification | No.: | EP0423287 | Date: | 11.02.1998 | Language: | EN | [1998/07] | Search report(s) | International search report - published on: | US | 18.10.1990 | (Supplementary) European search report - dispatched on: | EP | 21.03.1994 | Classification | IPC: | G06F15/18, G06F9/44, G05B13/02 | [1998/07] | CPC: |
G05B13/028 (EP,US);
B01J19/004 (EP,US);
G06F9/44 (EP,US);
Y10S706/906 (US)
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| Former IPC [1991/17] | G06F15/18, G06F15/46 | Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, IT, LI, LU, NL, SE [1991/17] | Title | German: | STAPELPROZESSSTEUERUNG MIT BENUTZUNG VON EXPERTENSYSTEMEN | [1991/17] | English: | BATCH PROCESS CONTROL USING EXPERT SYSTEMS | [1991/17] | French: | SYSTEMES EXPERTS UTILISANT UNE COMMANDE DE TRAITEMENT PAR LOTS | [1991/17] | Entry into regional phase | 10.12.1990 | National basic fee paid | 10.12.1990 | Search fee paid | 10.12.1990 | Designation fee(s) paid | 04.12.1990 | Examination fee paid | Examination procedure | 04.12.1990 | Examination requested [1991/17] | 16.06.1995 | Despatch of a communication from the examining division (Time limit: M08) | 27.03.1996 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 31.05.1996 | Reply to a communication from the examining division | 29.10.1996 | Despatch of communication of intention to grant (Approval: Yes) | 11.08.1997 | Communication of intention to grant the patent | 05.11.1997 | Fee for grant paid | 05.11.1997 | Fee for publishing/printing paid | Opposition(s) | 12.11.1998 | No opposition filed within time limit [1999/05] | Request for further processing for: | 18.07.1997 | Request for further processing filed | 18.07.1997 | Full payment received (date of receipt of payment) Request granted | 11.08.1997 | Decision despatched | 31.05.1996 | Request for further processing filed | 03.05.1996 | Full payment received (date of receipt of payment) Request deemed not to be filed | 04.07.1996 | Decision despatched | Fees paid | Renewal fee | 27.04.1992 | Renewal fee patent year 03 | 29.04.1993 | Renewal fee patent year 04 | 22.04.1994 | Renewal fee patent year 05 | 21.04.1995 | Renewal fee patent year 06 | 19.04.1996 | Renewal fee patent year 07 | 23.04.1997 | Renewal fee patent year 08 |
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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 | AT | 11.02.1998 | BE | 11.02.1998 | ES | 11.02.1998 | DK | 11.05.1998 | SE | 11.05.1998 | [2003/45] |
| Former [2002/25] | AT | 11.02.1998 | |
| BE | 11.02.1998 | ||
| ES | 11.02.1998 | ||
| SE | 11.05.1998 | ||
| Former [1998/49] | AT | 11.02.1998 | |
| BE | 11.02.1998 | ||
| SE | 11.05.1998 | ||
| Former [1998/43] | AT | 11.02.1998 | |
| SE | 11.05.1998 | ||
| Former [1998/40] | AT | 11.02.1998 | Documents cited: | Search | [ ] - No further relevant documents disclosed | International search | [A]US4563746 (YOSHIDA KENICHI [JP], et al); | [X]US4628435 (TASHIRO TSUTOMU [JP], et al); | [AP]US4825353 (JENKINS DAVID P [GB]); | [AP]US4853175 (BOOK SR THEODORE L [US]) | [X] - ALLARD, "The Goal/Subgoal Knowledge Representation for Real-Time Process Monitoring, "Proceedings of AAAI-87, 6th National Conf. on AI, 1987, (see entire control," 7/6/87, p 839-867, MIT. | [A] - MOORE, "Expert Systems in On-Line Process Control," p 69-74, AI Applications in Chemistry, 1986 | [A] - KANE, "AI and Map in the Processing Industries", p 55-58, Hydrocarbon Processing, June 1986 |