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EP0071877
European procedure
Extract from the Register of European Patents
EP About this file: EP0071877
| EP0071877 - Magnetic differential pressure valve with an indicator showing when valve has opened or closed [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 14.03.1988 Database last updated on 24.08.2024 | Most recent event Tooltip | 14.03.1988 | No opposition filed within time limit | published on 04.05.1988 [1988/18] | Applicant(s) | For all designated states PALL CORPORATION 30 Sea Cliff Avenue Glen Cove New York 11542 / US | [1983/07] | Inventor(s) | 01 /
Worwood, Bryan Henry 359 London Road Clanfield Hampshire P08.0PJ / GB | 02 /
Stallard, Paul 70 A Drift Road Clanfield Hampshire P08.0NX / GB | [1983/07] | Representative(s) | Gudel, Diether, et al Patentanwälte Dr. Weinhold, Dannenberg, Dr. Gudel, Schubert Grosse Eschenheimer Strasse 39 D-60313 Frankfurt / DE | [N/P] |
| Former [1983/07] | Gudel, Diether, Dr., et al Patentanwälte Dr. Weinhold, Dannenberg, Dr. Gudel, Schubert Grosse Eschenheimer Strasse 39 D-60313 Frankfurt / DE | Application number, filing date | 82106810.3 | 28.07.1982 | [1983/07] | Priority number, date | US19810289866 | 04.08.1981 Original published format: US 289866 | [1983/07] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0071877 | Date: | 16.02.1983 | Language: | EN | [1983/07] | Type: | A3 Search report | No.: | EP0071877 | Date: | 02.05.1985 | Language: | EN | [1985/18] | Type: | B1 Patent specification | No.: | EP0071877 | Date: | 13.05.1987 | Language: | EN | [1987/20] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 28.02.1985 | Classification | IPC: | B01D35/14 | [1983/07] | CPC: |
B01D35/143 (EP,US);
B01D35/147 (EP);
Y10T137/8242 (EP,US);
Y10T137/8326 (EP,US);
Y10T137/8359 (EP,US)
| C-Set: |
B01D35/143, B01D35/147 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, IT, LI, NL, SE [1983/07] | Title | German: | Magnetisches Druckdifferentialventil mit Signalanlage, die den Stand des Ventils anzeigt | [1983/07] | English: | Magnetic differential pressure valve with an indicator showing when valve has opened or closed | [1983/07] | French: | Valve magnétique actionnée par une pression différentielle et combinée avec un indicateur détectant la position de cette valve | [1983/07] | Examination procedure | 21.08.1985 | Examination requested [1985/45] | 11.03.1986 | Despatch of a communication from the examining division (Time limit: M04) | 15.05.1986 | Reply to a communication from the examining division | 29.07.1986 | Despatch of communication of intention to grant (Approval: ) | 11.11.1986 | Communication of intention to grant the patent | 07.01.1987 | Fee for grant paid | 07.01.1987 | Fee for publishing/printing paid | Opposition(s) | 16.02.1988 | No opposition filed within time limit [1988/18] | Fees paid | Renewal fee | 11.07.1984 | Renewal fee patent year 03 | 11.07.1985 | Renewal fee patent year 04 | 10.07.1986 | 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 | BE | 13.05.1987 | [1988/04] | Documents cited: | Search | [Y]US3626474 (HAMMER KURT F); | [Y]US4172971 (GRIMM CHARLES [US], et al) |