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EP0185542
European procedure
Extract from the Register of European Patents
EP About this file: EP0185542
| EP0185542 - Improvements in sewage treatment biological rotors [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 20.12.1990 Database last updated on 11.04.2026 | Most recent event Tooltip | 20.12.1990 | No opposition filed within time limit | published on 06.02.1991 [1991/06] | Applicant(s) | For all designated states KLARGESTER ENVIRONMENTAL ENGINEERING LIMITED College Road Aston Clinton Aylesbury Buckinghamshire, HP22 5EW / GB | [N/P] |
| Former [1986/26] | For all designated states KLARGESTER ENVIRONMENTAL ENGINEERING LIMITED College Road Aston Clinton Aylesbury Buckinghamshire, HP22 5EW / GB | Inventor(s) | 01 /
Nicholson, John Laurence 93 Wykeham Way Haddenham, Buckinghamshire / GB | [1990/09] |
| Former [1986/39] | 01 /
Nicholson, John Laurence 93 Wykeham Way Thame Oxfordshire / GB | ||
| Former [1986/26] | 01 /
Nicholson, John Laurence 36 Chinnor Road Thame Oxfordshire / GB | Representative(s) | Newby, John Ross, et al JY & GW Johnson, Kingsbourne House, 229-231 High Holborn London WC1V 7DP / GB | [N/P] |
| Former [1986/26] | Newby, John Ross, et al J.Y. & G.W. Johnson Furnival House 14/18 High Holborn London WC1V 6DE / GB | Application number, filing date | 85309188.2 | 17.12.1985 | [1986/26] | Priority number, date | GB19840031866 | 18.12.1984 Original published format: GB 8431866 | GB19850014680 | 11.06.1985 Original published format: GB 8514680 | [1986/26] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0185542 | Date: | 25.06.1986 | Language: | EN | [1986/26] | Type: | A3 Search report | No.: | EP0185542 | Date: | 07.10.1987 | Language: | EN | [1987/41] | Type: | B1 Patent specification | No.: | EP0185542 | Date: | 28.02.1990 | Language: | EN | [1990/09] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.08.1987 | Classification | IPC: | C02F3/08 | [1986/26] | CPC: |
C02F3/082 (EP,US);
Y02W10/10 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1986/26] | Title | German: | Tauchtropfkörper | [1986/26] | English: | Improvements in sewage treatment biological rotors | [1986/26] | French: | Contacteurs biologiques rotatifs | [1986/26] | Examination procedure | 11.03.1988 | Examination requested [1988/18] | 06.04.1989 | Despatch of communication of intention to grant (Approval: No) | 28.07.1989 | Despatch of communication of intention to grant (Approval: later approval) | 24.08.1989 | Communication of intention to grant the patent | 25.11.1989 | Fee for grant paid | 25.11.1989 | Fee for publishing/printing paid | Opposition(s) | 29.11.1990 | No opposition filed within time limit [1991/06] | Fees paid | Renewal fee | 04.12.1987 | Renewal fee patent year 03 | 12.12.1988 | Renewal fee patent year 04 | 10.12.1989 | Renewal fee patent year 05 |
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