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EP0456612
European procedure
Extract from the Register of European Patents
EP About this file: EP0456612
| EP0456612 - Liquid flow control system [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 23.02.1995 Database last updated on 16.11.2024 | Most recent event Tooltip | 23.02.1995 | No opposition filed within time limit | published on 12.04.1995 [1995/15] | Applicant(s) | For all designated states LINK RESEARCH AND DEVELOPMENT, INC. 128 Research Drive Milford, CT 06460 / US | [1991/46] | Inventor(s) | 01 /
Simmel, Thomas L. 44 Booras Lane Milford, CT 06460 / US | 02 /
Baker, Craig A. 31 Bird Lane Milford, CT 06460 / US | [1991/46] | Representative(s) | Kleewein, Walter, et al Ciba Specialty Chemicals Inc. Klybeckstrasse 141 4002 Basel / CH | [N/P] |
| Former [1991/46] | Kleewein, Walter, Dr., et al Patentabteilung CIBA-GEIGY AG Postfach CH-4002 Basel / CH | Application number, filing date | 91810346.6 | 06.05.1991 | [1991/46] | Priority number, date | US19900520518 | 08.05.1990 Original published format: US 520518 | US19910677494 | 03.04.1991 Original published format: US 677494 | [1991/46] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0456612 | Date: | 13.11.1991 | Language: | EN | [1991/46] | Type: | A3 Search report | No.: | EP0456612 | Date: | 25.03.1992 | Language: | EN | [1992/13] | Type: | B1 Patent specification | No.: | EP0456612 | Date: | 20.04.1994 | Language: | EN | [1994/16] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 31.01.1992 | Classification | IPC: | B67D5/02, B67D5/378 | [1991/46] | CPC: |
B67D7/0294 (EP,US);
B65B39/04 (EP,US);
B67D7/54 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE [1991/46] | Title | German: | Durchflusssteuerungssystem für Flüssigkeiten | [1991/46] | English: | Liquid flow control system | [1991/46] | French: | Système de commande de débit de liquide | [1991/46] | Examination procedure | 10.05.1991 | Examination requested [1991/46] | 25.08.1992 | Despatch of a communication from the examining division (Time limit: M06) | 01.03.1993 | Reply to a communication from the examining division | 28.05.1993 | Despatch of communication of intention to grant (Approval: Yes) | 12.10.1993 | Communication of intention to grant the patent | 06.12.1993 | Fee for grant paid | 06.12.1993 | Fee for publishing/printing paid | Opposition(s) | 21.01.1995 | No opposition filed within time limit [1995/15] | Fees paid | Renewal fee | 26.03.1993 | Renewal fee patent year 03 |
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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 | [A]US3171448 (FROMM WALTER J); | [A]US3278094 (PERRY MANLY M); | [A]FR2047084 (FLIGHT REFUELING LTD); | [Y]EP0064949 (CIBA GEIGY AG [CH]); | [A]WO9004566 (SCHERING AG [DE]); | [YP]US4924921 (SIMMEL THOMAS L [US], et al) |