EP0159464 - Molecular vacuum pump [Right-click to bookmark this link] | |||
Former [1985/44] | Device for discharging gases at subatmospheric pressures | ||
[1988/01] | Status | No opposition filed within time limit Status updated on 03.11.1988 Database last updated on 22.08.2024 | Most recent event Tooltip | 03.11.1988 | No opposition filed within time limit | published on 21.12.1988 [1988/51] | Applicant(s) | For all designated states LEYBOLD AKTIENGESELLSCHAFT Wilhelm-Rohn-Strasse 25 63450 Hanau / DE | [N/P] |
Former [1988/01] | For all designated states LEYBOLD AKTIENGESELLSCHAFT Wilhelm-Rohn-Strasse 25 D-63450 Hanau / DE | ||
Former [1985/44] | For all designated states Leybold-Heraeus GmbH Bonner Strasse 498 Postfach 51 07 60 D-5000 Köln 51 / DE | Inventor(s) | 01 /
Deters, Ludger, Dr. Am Heidstamm 36 D-5000 Köln 40 / DE | 02 /
Engländer, Heinrich Hauptstrasse 66 D-5172 Linnich 2 / DE | 03 /
Kabelitz, Hans-Peter, Dr. Siebengebirgsallee 5a D-5000 Köln 90 / DE | 04 /
Schütz, Günter Luisenstrasse 2a D-5000 Köln 21 / DE | [1985/44] | Representative(s) | Leineweber, Jürgen Patentanwalt Siebachstrasse 47 50733 Köln / DE | [N/P] |
Former [1985/44] | Leineweber, Jürgen Nagelschmiedshütte 8 D-5000 Köln 40 / DE | Application number, filing date | 85100567.8 | 21.01.1985 | [1985/44] | Priority number, date | DE19843410905 | 24.03.1984 Original published format: DE 3410905 | [1985/44] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0159464 | Date: | 30.10.1985 | Language: | DE | [1985/44] | Type: | B1 Patent specification | No.: | EP0159464 | Date: | 07.01.1988 | Language: | DE | [1988/01] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 26.08.1985 | Classification | IPC: | F04D29/58, F04D19/04 | [1985/44] | CPC: |
F04D29/5853 (EP,US);
F04D19/04 (EP,US);
F16J15/406 (EP,US)
| Designated contracting states | CH, DE, FR, GB, LI [1985/44] | Title | German: | Molekularvakuumpumpe | [1988/01] | English: | Molecular vacuum pump | [1988/01] | French: | Pompe à vide moléculaire | [1988/01] |
Former [1985/44] | Einrichtung zur Förderung von Gasen bei subatmosphärischen Drücken | ||
Former [1985/44] | Device for discharging gases at subatmospheric pressures | ||
Former [1985/44] | Dispositif pour le refoulement de gaz sous pressions sous-atmosphériques | File destroyed: | 12.06.1999 | Examination procedure | 05.04.1986 | Examination requested [1986/23] | 11.09.1986 | Despatch of a communication from the examining division (Time limit: M04) | 16.01.1987 | Reply to a communication from the examining division | 16.06.1987 | Despatch of communication of intention to grant (Approval: ) | 03.07.1987 | Communication of intention to grant the patent | 15.07.1987 | Fee for publishing/printing paid | 16.07.1987 | Fee for grant paid | Opposition(s) | 08.10.1988 | No opposition filed within time limit [1988/51] | Fees paid | Renewal fee | 19.12.1986 | 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]JP57212395 ; | [A]BE447093 ; | [A]NL275089 ; | [A]US1586160 (FRANCOIS MAURON, et al); | [A]FR1208950 (DEGUSSA); | [A]US3150822 (PAUL DREYFUS GASPARD, et al); | [A]FR2105902 (FRANKLIN ELECTRIC CO INC); | [A]US3700247 (BUTLER ROBERT G, et al); | [Y]US3963247 (NOMMENSEN JOHAN P); | [YD]DE3001134 (CIT ALCATEL); | [A]EP0086460 (CIT ALCATEL [FR]) | [A] - KONSTRUKTION, Band 31, Nr. 12, 1979, Seiten 483-492, Springer-Verlag, Berlin, DE; K. HEITEL: "Berechnung und Konstruktion von Gewinde-Wellendichtungen im laminaren Bereich" | [A] - PATENTS ABSTRACTS OF JAPAN, Band 7, Nr. 71 (M-202)[1216], 24. März 1983; & JP - A - 57 212 395 (HITACHI SEISAKUSHO K.K.) 27.12.1982, & JP57212395 A 00000000 |