EP0060082 - Electrochemical flow cell for liquid chromatography [Right-click to bookmark this link] | |||
Former [1982/37] | Improvements in liquid chromatography | ||
[1986/35] | Status | No opposition filed within time limit Status updated on 06.07.1987 Database last updated on 22.08.2024 | Most recent event Tooltip | 12.11.1999 | Lapse of the patent in a contracting state New state(s): LU | published on 29.12.1999 [1999/52] | Applicant(s) | For all designated states ESA, Inc. 45 Wiggins Avenue Bedford Massachusetts 01730 / US | [N/P] |
Former [1985/05] | For all designated states ESA, Inc. 45 Wiggins Avenue Bedford Massachusetts 01730 / US | ||
Former [1982/37] | For all designated states ENVIRONMENTAL SCIENCES ASSOCIATES, INC. 45 Wiggins Road Bedford Massachusetts / US | Inventor(s) | 01 /
Matson, Wayne R. 1, Harvard Road Ayer Massachusetts / US | [1982/37] | Representative(s) | Sommerville, John Henry, et al Sommerville & Rushton, 45 Grosvenor Road St. Albans, Hertfordshire AL1 3AW / GB | [N/P] |
Former [1982/37] | Sommerville, John Henry, et al SOMMERVILLE & RUSHTON 11 Holywell Hill St. Albans Hertfordshire, AL1 1EZ / GB | Application number, filing date | 82301069.9 | 03.03.1982 | [1982/37] | Priority number, date | US19810241945 | 09.03.1981 Original published format: US 241945 | [1982/37] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0060082 | Date: | 15.09.1982 | Language: | EN | [1982/37] | Type: | B1 Patent specification | No.: | EP0060082 | Date: | 27.08.1986 | Language: | EN | [1986/35] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 10.06.1982 | Classification | IPC: | G01N30/04, G01N27/28, G01N27/46 | [1986/35] | CPC: |
G01N27/4045 (EP,US);
G01N30/14 (EP,US);
G01N30/34 (EP,US);
G01N30/64 (EP,US);
G01N30/02 (EP,US)
| C-Set: |
G01N30/02, B01D15/36 (EP,US)
|
Former IPC [1982/37] | G01N31/08, G01N27/28, G01N27/46 | Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1982/37] | Title | German: | Elektrochemische Durchflusszelle für die Flüssigkeitschromatographie | [1986/35] | English: | Electrochemical flow cell for liquid chromatography | [1986/35] | French: | Cellule électrochimique à écoulement pour la chromatographie en phase liquide | [1986/35] |
Former [1982/37] | Vorrichtung und Verfahren für die Flüssigkeitschromatographie | ||
Former [1982/37] | Improvements in liquid chromatography | ||
Former [1982/37] | Dispositif et procédé pour la chromatographie en phase liquide | Examination procedure | 26.11.1982 | Examination requested [1983/06] | 23.03.1984 | Despatch of a communication from the examining division (Time limit: M06) | 24.09.1984 | Reply to a communication from the examining division | 12.02.1985 | Despatch of a communication from the examining division (Time limit: M04) | 24.04.1985 | Reply to a communication from the examining division | 16.09.1985 | Despatch of communication of intention to grant (Approval: ) | 17.01.1986 | Communication of intention to grant the patent | 19.02.1986 | Fee for grant paid | 19.02.1986 | Fee for publishing/printing paid | Divisional application(s) | EP84111529.8 / EP0141259 | Opposition(s) | 28.05.1987 | No opposition filed within time limit [1987/35] | Fees paid | Renewal fee | 24.02.1984 | Renewal fee patent year 03 | 26.02.1985 | Renewal fee patent year 04 | 18.03.1986 | 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 | 27.08.1986 | BE | 27.08.1986 | NL | 27.08.1986 | SE | 31.08.1986 | LU | 31.03.1987 | [1999/52] |
Former [1989/16] | AT | 27.08.1986 | |
BE | 27.08.1986 | ||
NL | 27.08.1986 | ||
SE | 31.08.1986 | ||
Former [1988/36] | AT | 27.08.1986 | |
BE | 27.08.1986 | ||
NL | 27.08.1986 | ||
Former [1988/04] | AT | 27.08.1986 | |
BE | 27.08.1986 | ||
Former [1987/22] | AT | 27.08.1986 | Documents cited: | Search | [A]US3649498 (PRETORIUS VICTOR, et al); | [A]US3694335 (PRETORIUS VICTOR, et al); | [A]US3993945 (WARMOTH DENIS, et al); | [A]US3997836 (HARUKI TATSURO, et al); | [A]DE2923050 (DOW CHEMICAL CO); | [XP]EP0033188 (ENVIRONMENTAL SCIENCES ASS [US]) | [A] - ANALYTICAL CHEMISTRY, Vol. 47, No. 11, September 1975 Washington, H. SMALL et al.: 'Novel Ion Exchange Chromatographic Method using Conductimetric Detection', pages 1801 - 1809 | Examination | US3706381 | EP0003188 | - US. Bureau of Standards Technological Note Number 589, pages 1-53 (July 1970 to June 1971 |