EP0792410 - ROTOR AIRFOILS TO CONTROL TIP LEAKAGE FLOWS [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.11.1999 Database last updated on 22.08.2024 | Most recent event Tooltip | 22.02.2008 | Change - lapse in a contracting state State(s) deleted from list of lapses: DE | published on 26.03.2008 [2008/13] | Applicant(s) | For all designated states United Technologies Corporation 10 Farm Springs Road Farmington, CT 06032 / US | [N/P] |
Former [1997/36] | For all designated states UNITED TECHNOLOGIES CORPORATION United Technologies Building, 1 Financial Plaza Hartford, CT 06101 / US | Inventor(s) | 01 /
SHARMA, Om, P. 85 Wilshire Road Vernon, CT 06066 / US | 02 /
STAUBACH, Joseph, Brent 15 Diane Lane Colchester, CT 06415 / US | 03 /
STETSON, Gary 38 Old Stafford Road Tolland, CT 06084 / US | [1997/36] | Representative(s) | Leckey, David Herbert, et al Dehns St Bride's House 10 Salisbury Square London EC4Y 8JD / GB | [N/P] |
Former [1997/36] | Leckey, David Herbert, et al Frank B. Dehn & Co., European Patent Attorneys, 179 Queen Victoria Street London EC4V 4EL / GB | Application number, filing date | 95938269.8 | 23.10.1995 | [1997/36] | WO1995US13402 | Priority number, date | US19940334301 | 04.11.1994 Original published format: US 334301 | [1997/36] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9614494 | Date: | 17.05.1996 | Language: | EN | [1996/22] | Type: | A1 Application with search report | No.: | EP0792410 | Date: | 03.09.1997 | Language: | EN | The application published by WIPO in one of the EPO official languages on 17.05.1996 takes the place of the publication of the European patent application. | [1997/36] | Type: | B1 Patent specification | No.: | EP0792410 | Date: | 20.01.1999 | Language: | EN | [1999/03] | Search report(s) | International search report - published on: | EP | 17.05.1996 | Classification | IPC: | F01D5/14 | [1997/36] | CPC: |
F01D5/20 (EP,US);
F01D5/141 (EP,US);
F01D5/145 (EP,US)
| Designated contracting states | DE, FR, GB [1997/36] | Title | German: | ROTORSCHAUFELN ZUR VERMINDERUNG VON SPALTVERLUSTEN | [1999/03] | English: | ROTOR AIRFOILS TO CONTROL TIP LEAKAGE FLOWS | [1997/36] | French: | AILERON DE ROTOR DESTINE A MAITRISER LES COURANTS DE FUITE D'EXTREMITE | [1997/36] |
Former [1997/36] | ROTORSCHAUFELFORM ZUR VERMINDERUNG VON SPALTVERLUSTEN | Entry into regional phase | 03.06.1997 | National basic fee paid | 03.06.1997 | Designation fee(s) paid | 03.06.1997 | Examination fee paid | Examination procedure | 20.05.1996 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 03.06.1997 | Examination requested [1997/36] | 23.09.1997 | Despatch of a communication from the examining division (Time limit: M04) | 02.10.1997 | Reply to a communication from the examining division | 15.01.1998 | Despatch of a communication from the examining division (Time limit: M04) | 16.02.1998 | Reply to a communication from the examining division | 11.03.1998 | Despatch of communication of intention to grant (Approval: Yes) | 22.07.1998 | Communication of intention to grant the patent | 27.10.1998 | Fee for grant paid | 27.10.1998 | Fee for publishing/printing paid | Opposition(s) | 21.10.1999 | No opposition filed within time limit [2000/02] | Fees paid | Renewal fee | 24.10.1997 | Renewal fee patent year 03 | 21.10.1998 | 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. | Lapses during opposition Tooltip | deleted | [2008/13] |
Former [2000/12] | DE | 21.04.1999 | Cited in | International search | [A]DE731575 (FORSCH KRAFTFAHRWESEN UND FAHR); | [X]DE1956886 (ROLLS ROYCE) [X] 1-5 * the whole document *; | [X]US4131387 (KAZIN STEPHEN B, et al) [X] 1-5 * column 6, line 42 - column 6, line 60; figure 5 *; | [Y]GB2151310 (GEN ELECTRIC) [Y] 1-6 * the whole document *; | [Y]GB2199379 (GEN ELECTRIC) [Y] 1-6 * page 2, line 16 - page 3, line 21 * * page 5, line 26 - page 6, line 4 * * page 8, line 6 - page 8, line 8; figure 2 *; | [YD]US5088892 (WEINGOLD HARRIS D [US], et al) [YD] 1-6 * column 7, line 16 - column 8, line 29 *; | [Y]DE4228879 (ASEA BROWN BOVERI [CH]) [Y] 1-6 * the whole document * |