EP0473991 - Gas turbine with cooled rotor blades [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 03.01.1996 Database last updated on 29.10.2024 | Most recent event Tooltip | 03.01.1996 | No opposition filed within time limit | published on 24.01.1996 [1996/04] | Applicant(s) | For all designated states WESTINGHOUSE ELECTRIC CORPORATION Westinghouse Building, Gateway Center Pittsburgh Pennsylvania 15222 / US | [N/P] |
Former [1992/11] | For all designated states WESTINGHOUSE ELECTRIC CORPORATION Westinghouse Building Gateway Center Pittsburgh Pennsylvania 15222 / US | Inventor(s) | 01 /
North, William Edward 656 Cayuga Drive Winter Springs, Florida 32708 / US | 02 /
Pisz, Frank Andrew Box 5356, Titusville Florida 32783-5356 / US | [1992/11] | Representative(s) | Fleuchaus, Leo, et al Fleuchaus & Gallo Melchiorstrasse 42 81479 München / DE | [N/P] |
Former [1992/11] | Fleuchaus, Leo, Dipl.-Ing., et al Melchiorstrasse 42 D-81479 München / DE | Application number, filing date | 91113694.3 | 14.08.1991 | [1992/11] | Priority number, date | US19900577376 | 04.09.1990 Original published format: US 577376 | [1992/11] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0473991 | Date: | 11.03.1992 | Language: | EN | [1992/11] | Type: | A3 Search report | No.: | EP0473991 | Date: | 25.11.1992 | Language: | EN | [1992/48] | Type: | B1 Patent specification | No.: | EP0473991 | Date: | 01.02.1995 | Language: | EN | [1995/05] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 08.10.1992 | Classification | IPC: | F01D5/18 | [1992/11] | CPC: |
F01D5/186 (EP,US);
F01D5/18 (KR);
F01D5/187 (EP,US);
F05D2260/2212 (EP,US)
| Designated contracting states | CH, DE, FR, GB, IT, LI, NL, SE [1992/11] | Title | German: | Gasturbine mit gekühlten Schaufeln | [1992/11] | English: | Gas turbine with cooled rotor blades | [1992/11] | French: | Turbine à gaz avec des aubes refroidies | [1992/11] | Examination procedure | 30.12.1992 | Examination requested [1993/09] | 22.03.1994 | Despatch of communication of intention to grant (Approval: No) | 28.07.1994 | Despatch of communication of intention to grant (Approval: later approval) | 04.08.1994 | Communication of intention to grant the patent | 12.08.1994 | Fee for grant paid | 12.08.1994 | Fee for publishing/printing paid | Opposition(s) | 03.11.1995 | No opposition filed within time limit [1996/04] | Fees paid | Renewal fee | 30.08.1993 | Renewal fee patent year 03 | 29.08.1994 | Renewal fee patent year 04 |
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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]GB2112468 (UNITED TECHNOLOGIES CORP); | [A]DE2906366 (UNITED TECHNOLOGIES CORP); | [A]EP0340149 ; | [A]WO8901564 (UNITED TECHNOLOGIES CORP [US]) |