EP0668469 - Super off-stoichiometric combustion method [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 05.06.1998 Database last updated on 02.09.2024 | Most recent event Tooltip | 05.06.1998 | No opposition filed within time limit | published on 22.07.1998 [1998/30] | Applicant(s) | For all designated states PRAXAIR TECHNOLOGY, INC. 39 Old Ridgebury Road Danbury, CT 06810-5113 / US | [1995/34] | Inventor(s) | 01 /
Kobayashi, Hisashi 170 Barger Street Putnam Valley, New York 10579 / US | [1995/34] | Representative(s) | Schwan, Gerhard Schwan Schwan Schorer Patentanwälte Bauerstrasse 22 80796 München / DE | [N/P] |
Former [1995/34] | Schwan, Gerhard, Dipl.-Ing. Elfenstrasse 32 D-81739 München / DE | Application number, filing date | 95102189.8 | 16.02.1995 | [1995/34] | Priority number, date | US19940197991 | 17.02.1994 Original published format: US 197991 | [1995/34] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0668469 | Date: | 23.08.1995 | Language: | EN | [1995/34] | Type: | A3 Search report | No.: | EP0668469 | Date: | 24.04.1996 | [1996/17] | Type: | B1 Patent specification | No.: | EP0668469 | Date: | 30.07.1997 | Language: | EN | [1997/31] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.03.1996 | Classification | IPC: | F23C6/00, F23L7/00 | [1995/34] | CPC: |
F23C6/045 (EP,US);
F23D11/00 (KR);
F23C2201/102 (EP,US)
| Designated contracting states | BE, DE, ES, FR, IT, NL [1997/11] |
Former [1995/34] | BE, DE, ES, FR, IT, NL, PT | Title | German: | Super-Nichtstöchiametrisches Verbrennungsverfahren | [1995/34] | English: | Super off-stoichiometric combustion method | [1995/34] | French: | Procédé de combustion totalement non-stoechiométrique | [1995/34] | Examination procedure | 21.06.1996 | Examination requested [1996/34] | 20.12.1996 | Despatch of communication of intention to grant (Approval: Yes) | 23.01.1997 | Communication of intention to grant the patent | 03.03.1997 | Fee for grant paid | 03.03.1997 | Fee for publishing/printing paid | Opposition(s) | 05.05.1998 | No opposition filed within time limit [1998/30] | Fees paid | Renewal fee | 17.01.1997 | 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 | [Y]JPS5995309 ; | [A]JPS62280507 ; | [A]JPS58129105 ; | [A]JPS5824706 ; | [A]US4511325 (VOORHEIS TEMPLE S [US]) [A] 1 * figures 1,2; claim 1 *; | [A]EP0385499 (MITSUBISHI HEAVY IND LTD [JP]) [A] 1 * figure 1; claim 1 *; | [Y]US5242296 (TUSON GEOFFREY B [US], et al) [Y] 1-9 * the whole document * | [Y] - PATENT ABSTRACTS OF JAPAN, (19840921), vol. 008, no. 207, Database accession no. (M - 327), & JP59095309 A 19840601 (BABCOCK HITACHI KK) [Y] 1-9 * abstract * | [A] - PATENT ABSTRACTS OF JAPAN, (19880518), vol. 012, no. 164, Database accession no. (M - 698), & JP62280507 A 19871205 (MITSUBISHI HEAVY IND LTD;OTHERS: 01) [A] 1-4 * abstract * | [A] - PATENT ABSTRACTS OF JAPAN, (19831028), vol. 007, no. 244, Database accession no. (M - 252), & JP58129105 A 19830802 (MITSUBISHI JUKOGYO KK) [A] 1 * abstract * | [A] - PATENT ABSTRACTS OF JAPAN, (19830430), vol. 007, no. 102, Database accession no. (M - 211), & JP58024706 A 19830214 (KOBE SEIKOSHO KK) [A] 1 * abstract * |