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EP0472751
European procedure
Extract from the Register of European Patents
EP About this file: EP0472751
| EP0472751 - Rotor for a lobe rotor type vacuum pump [Right-click to bookmark this link] | |||
| Former [1992/10] | Rotor for a lobe rotor typre vacuum pump | ||
| [1994/20] | Status | No opposition filed within time limit Status updated on 23.03.1995 Database last updated on 14.06.2024 | Most recent event Tooltip | 23.03.1995 | No opposition filed within time limit | published on 10.05.1995 [1995/19] | Applicant(s) | For all designated states LEYBOLD AKTIENGESELLSCHAFT Wilhelm-Rohn-Strasse 25, Postfach 1555 D-63450 Hanau / DE | [N/P] |
| Former [1992/27] | For all designated states LEYBOLD AKTIENGESELLSCHAFT Wilhelm-Rohn-Strasse 25, Postfach 1555 D-63450 Hanau / DE | ||
| Former [1992/10] | For all designated states LEYBOLD AKTIENGESELLSCHAFT Wilhelm-Rohn-Strasse 25 D-6450 Hanau 1 / DE | Inventor(s) | 01 /
Steffens, Ralf Homburger Strasse 22 D-5000 Köln 51 / DE | [1992/10] | Representative(s) | Leineweber, Jürgen Patentanwalt Siebachstrasse 47 50733 Köln / DE | [N/P] |
| Former [1992/10] | Leineweber, Jürgen, Dipl.-Phys. Aggerstrasse 24 D-50859 Köln / DE | Application number, filing date | 90116357.6 | 27.08.1990 | [1992/10] | Filing language | DE | Procedural language | DE | Publication | Type: | A1 Application with search report | No.: | EP0472751 | Date: | 04.03.1992 | Language: | DE | [1992/10] | Type: | B1 Patent specification | No.: | EP0472751 | Date: | 18.05.1994 | Language: | DE | [1994/20] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 07.05.1991 | Classification | IPC: | F04C18/12 | [1992/10] | CPC: |
F04C18/126 (EP,US)
| Designated contracting states | CH, DE, FR, GB, LI [1992/18] |
| Former [1992/10] | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE | Title | German: | Rotor für eine Wälzkolbenvakuumpumpe | [1992/10] | English: | Rotor for a lobe rotor type vacuum pump | [1994/20] | French: | Rotor pour une pompe à vide avec des rotors à lobes | [1992/10] |
| Former [1992/10] | Rotor for a lobe rotor typre vacuum pump | Examination procedure | 28.08.1991 | Loss of particular rights, legal effect: designated state(s) | 02.12.1991 | Despatch of communication of loss of particular rights: designated state(s) AT, BE, DK, ES, GR, IT, LU, NL, SE | 18.08.1992 | Examination requested [1992/42] | 08.11.1993 | Despatch of communication of intention to grant (Approval: Yes) | 22.11.1993 | Communication of intention to grant the patent | 08.12.1993 | Fee for grant paid | 08.12.1993 | Fee for publishing/printing paid | Opposition(s) | 21.02.1995 | No opposition filed within time limit [1995/19] | Fees paid | Renewal fee | 14.07.1992 | Renewal fee patent year 03 | 15.07.1993 | Renewal fee patent year 04 | Penalty fee | Penalty fee Rule 85a EPC 1973 | 03.10.1991 | AT M01 Not yet paid | 03.10.1991 | BE M01 Not yet paid | 03.10.1991 | DK M01 Not yet paid | 03.10.1991 | ES M01 Not yet paid | 03.10.1991 | GR M01 Not yet paid | 03.10.1991 | IT M01 Not yet paid | 03.10.1991 | LU M01 Not yet paid | 03.10.1991 | NL M01 Not yet paid | 03.10.1991 | SE M01 Not yet paid |
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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]DD100312 ; | [A]US4938670 (LEE TOCEW [TW]); | [A]US3089638 (ROSE WILLIS E); | [A]DE1503579 (MIDLAND ROSS CORP) |