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EP0117580
European procedure
Extract from the Register of European Patents
EP About this file: EP0117580
| EP0117580 - An apparatus and method for accurately measuring temperature differences [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 28.09.1989 Database last updated on 02.09.2024 | Most recent event Tooltip | 28.09.1989 | No opposition filed within time limit | published on 15.11.1989 [1989/46] | Applicant(s) | For all designated states The Dow Chemical Company 2020 Dow Center Midland, Michigan 48674 / US | [N/P] |
| Former [1984/36] | For all designated states THE DOW CHEMICAL COMPANY 2030 Dow Center Abbott Road P.O. Box 1967 Midland Michigan 48640-1967 / US | Inventor(s) | 01 /
Koolen, Johannes Laurentius Antonius Berkelstraat 3 NL-4535 CH Terneuzen / NL | [1984/36] | Representative(s) | Smulders, Theodorus A.H.J., et al Vereenigde Postbus 87930 2508 DH Den Haag / NL | [N/P] |
| Former [1989/15] | Smulders, Theodorus A.H.J., Ir., et al Vereenigde Octrooibureaux Nieuwe Parklaan 97 NL-2587 BN 's-Gravenhage / NL | ||
| Former [1984/36] | Urbanus, Henricus Maria, Ir. c/o Vereenigde Octrooibureaux Nieuwe Parklaan 107 NL-2587 BP 's-Gravenhage / NL | Application number, filing date | 84200190.1 | 13.02.1984 | [1984/36] | Priority number, date | NL19830000553 | 14.02.1983 Original published format: NL 8300553 | [1984/36] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0117580 | Date: | 05.09.1984 | Language: | EN | [1984/36] | Type: | B1 Patent specification | No.: | EP0117580 | Date: | 30.11.1988 | Language: | EN | [1988/48] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 26.06.1984 | Classification | IPC: | G01K3/08, G01K5/32 | [1984/36] | CPC: |
G01K3/08 (EP);
G01K5/32 (EP)
| Designated contracting states | BE, DE, FR, GB, IT, NL, SE [1984/36] | Title | German: | Vorrichtung und Verfahren zum Akkuraten Messen von Temperaturdifferenzen | [1984/36] | English: | An apparatus and method for accurately measuring temperature differences | [1984/36] | French: | Appareil et procédé pour mesurer avec précision des différences de température | [1984/36] | Examination procedure | 28.11.1984 | Examination requested [1985/10] | 03.03.1986 | Despatch of a communication from the examining division (Time limit: M06) | 20.08.1986 | Reply to a communication from the examining division | 29.10.1986 | Despatch of a communication from the examining division (Time limit: M06) | 08.05.1987 | Reply to a communication from the examining division | 01.06.1987 | Despatch of a communication from the examining division (Time limit: M04) | 18.09.1987 | Reply to a communication from the examining division | 18.12.1987 | Despatch of communication of intention to grant (Approval: Yes) | 21.04.1988 | Communication of intention to grant the patent | 08.07.1988 | Fee for grant paid | 08.07.1988 | Fee for publishing/printing paid | Opposition(s) | 31.08.1989 | No opposition filed within time limit [1989/46] | Fees paid | Renewal fee | 10.12.1985 | Renewal fee patent year 03 | 10.12.1986 | Renewal fee patent year 04 | 15.12.1987 | 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. | Documents cited: | Search | [X]DE2613991 ; | [Y]FR969188 ; | [Y]FR1375548 ; | [A]DE1007078 | Examination | - F.E. Shinskey: "Distillation Controll" 1977, Mc Graw-Hill Book Company, New York, pages 142,143 |