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EP0373761
European procedure
Extract from the Register of European Patents
EP About this file: EP0373761
| EP0373761 - Preparation of refractory materials [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.08.1995 Database last updated on 24.08.2024 | Most recent event Tooltip | 23.12.1999 | Lapse of the patent in a contracting state New state(s): LU | published on 09.02.2000 [2000/06] | Applicant(s) | For all designated states SURFACE TRANSFORMS LTD Chestnut Farm Tarvin Road Frodsham Cheshire WA6 6XN / GB | [N/P] |
| Former [1994/22] | For all designated states SURFACE TRANSFORMS LTD Chestnut Farm Tarvin Road Frodsham Cheshire WA6 6XN / GB | ||
| Former [1990/25] | For all designated states IMPERIAL CHEMICAL INDUSTRIES PLC Imperial Chemical House, Millbank London SW1P 3JF / GB | Inventor(s) | 01 /
Steel, Margaret Lilian 21 Bunbury Drive Runcorn Cheshire / GB | 02 /
Norton-Berry, Philip Tan-y-Coed Llandegla Near Wrexham Clwyd Wales / GB | 03 /
Savage, Gary Malcolm 107 Friars Lane Barrow in Furness Cumbria / GB | [1990/25] | Representative(s) | Marsden, John Christopher, et al Frank B. Dehn & Co. St Bride's House 10 Salisbury Square London EC4Y 8JD / GB | [N/P] |
| Former [1994/22] | Marsden, John Christopher, et al Frank B. Dehn & Co. Imperial House 15-19 Kingsway London WC2B 6UZ / GB | ||
| Former [1990/25] | Graham, John George Intellectual Property Department ICI Materials P.O. Box 90 Wilton Middlesbrough, Cleveland TS90 8JE / GB | Application number, filing date | 89311419.9 | 03.11.1989 | [1990/25] | Priority number, date | GB19880027146 | 21.11.1988 Original published format: GB 8827146 | [1990/25] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0373761 | Date: | 20.06.1990 | Language: | EN | [1990/25] | Type: | A3 Search report | No.: | EP0373761 | Date: | 31.10.1990 | Language: | EN | [1990/44] | Type: | B1 Patent specification | No.: | EP0373761 | Date: | 26.10.1994 | Language: | EN | [1994/43] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.09.1990 | Classification | IPC: | C04B35/52, C04B35/80 | [1990/47] | CPC: |
C04B35/83 (EP,US);
F16D69/023 (EP,US)
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| Former IPC [1990/25] | C04B35/52 | Designated contracting states | AT, BE, CH, DE, ES, FR, GB, IT, LI, LU, NL, SE [1990/25] | Title | German: | Herstellung feuerfester Materialien | [1990/25] | English: | Preparation of refractory materials | [1990/25] | French: | Fabrication de matériaux réfractaires | [1990/25] | Examination procedure | 26.03.1991 | Examination requested [1991/21] | 21.10.1991 | Despatch of a communication from the examining division (Time limit: M04) | 25.01.1992 | Reply to a communication from the examining division | 04.05.1992 | Despatch of a communication from the examining division (Time limit: M04) | 10.03.1993 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 14.04.1993 | Reply to a communication from the examining division | 08.10.1993 | Despatch of communication of intention to grant (Approval: Yes) | 28.04.1994 | Communication of intention to grant the patent | 08.08.1994 | Fee for grant paid | 08.08.1994 | Fee for publishing/printing paid | Opposition(s) | 27.07.1995 | No opposition filed within time limit [1995/42] | Request for further processing for: | 14.04.1993 | Request for further processing filed | 14.04.1993 | Full payment received (date of receipt of payment) Request granted | 14.05.1993 | Decision despatched | Fees paid | Renewal fee | 18.10.1991 | Renewal fee patent year 03 | 14.10.1992 | Renewal fee patent year 04 | 08.10.1993 | 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 | AT | 26.10.1994 | BE | 26.10.1994 | LU | 30.11.1994 | [2000/06] |
| Former [1995/30] | AT | 26.10.1994 | |
| BE | 26.10.1994 | ||
| Former [1995/29] | AT | 26.10.1994 | Documents cited: | Search | [X]EP0197176 (SIGRI GMBH [DE]); | [X]EP0280233 (PETOCA LTD [JP]) | [X] - CARBON, vol. 25, no. 2, 1987, pages 163-190, Elmsford, NY, US; E. FITZER: "The future of carbon-carbon composites" | Examination | DE2714364 |