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EP0215643
European procedure
Extract from the Register of European Patents
EP About this file: EP0215643
| EP0215643 - Method for monitoring the quality of zinc sulfate electrolyte containing antimony (V) [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 29.12.1990 Database last updated on 13.11.2024 | Most recent event Tooltip | 29.12.1990 | No opposition filed within time limit | published on 20.02.1991 [1991/08] | Applicant(s) | For all designated states COMINCO LTD. 2600-200 Granville Street Vancouver British Columbia V6C 2R2 / CA | For all designated states C-I-L INC. 90 Sheppard Avenue East North York Ontario M2N 6H2 / CA | [N/P] |
| Former [1988/19] | For all designated states COMINCO LTD. 2600-200 Granville Street Vancouver British Columbia V6C 2R2 / CA | ||
| For all designated states C-I-L Inc. 90 Sheppard Avenue East North York Ontario M2N 6H2 / CA | |||
| Former [1988/07] | For all designated states COMINCO LTD. 2300-200 Granville Street Vancouver British Columbia V6C 2R2 / CA | ||
| For all designated states C-I-L Inc. 90 Sheppard Avenue East North York Ontario M2N 6H2 / CA | |||
| Former [1987/13] | For all designated states COMINCO LTD. 2300-200 Granville Street Vancouver British Columbia V6C 2R2 / CA | Inventor(s) | 01 /
Warren, Ian H. 11111 6th Avenue Richmond British Columbia / CA | 02 /
Mok, Felix 4399 Prince Edward Street Vancouver British Columbia / CA | [1987/13] | Representative(s) | Holmes, Michael John, et al Frank B. Dehn & Co. St Bride's House 10 Salisbury Square London EC4Y 8JD / GB | [N/P] |
| Former [1987/13] | Holmes, Michael John, et al Frank B. Dehn & Co. European Patent Attorneys Imperial House 15-19 Kingsway London, WC2B 6UZ / GB | Application number, filing date | 86307017.3 | 11.09.1986 | [1987/13] | Priority number, date | CA19850490589 | 12.09.1985 Original published format: CA 490589 | [1987/13] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0215643 | Date: | 25.03.1987 | Language: | EN | [1987/13] | Type: | B1 Patent specification | No.: | EP0215643 | Date: | 07.03.1990 | Language: | EN | [1990/10] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.01.1987 | Classification | IPC: | C25C3/06, G01N27/416 | [1990/10] | CPC: |
C25C7/06 (EP,US);
C25C1/16 (EP,US);
G01N27/4161 (EP,US)
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| Former IPC [1987/13] | C25C3/06, G01N27/46 | Designated contracting states | BE, DE, FR, IT, NL [1987/13] | Title | German: | Verfahren zur Qualitätsüberwachung eines Antimon-(V) enthaltenden Zinksulfat-Elektrolyten | [1987/13] | English: | Method for monitoring the quality of zinc sulfate electrolyte containing antimony (V) | [1987/13] | French: | Procédé pour contrôler la qualité d'un électrolyte de sulfate de zinc contenant de l'antimoine (V) | [1987/13] | Examination procedure | 22.09.1987 | Examination requested [1987/47] | 25.11.1988 | Despatch of communication of intention to grant (Approval: No) | 08.03.1989 | Despatch of communication of intention to grant (Approval: later approval) | 30.03.1989 | Communication of intention to grant the patent | 07.06.1989 | Fee for grant paid | 07.06.1989 | Fee for publishing/printing paid | Opposition(s) | 08.12.1990 | No opposition filed within time limit [1991/08] | Fees paid | Renewal fee | 16.09.1988 | Renewal fee patent year 03 | 18.09.1989 | Renewal fee patent year 04 |
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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 | [AD]GB2057139 (COMINCO LTD); | [AD]US4443301 (KERBY ROBERT C [CA]); | [AD]DE2355144 (COMINCO LTD) |