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EP0790461
European procedure
Extract from the Register of European Patents
EP About this file: EP0790461
| EP0790461 - Combustion burner and combustion method thereof in furnace [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 04.07.2003 Database last updated on 03.08.2024 | Most recent event Tooltip | 04.07.2003 | No opposition filed within time limit | published on 20.08.2003 [2003/34] | Applicant(s) | For all designated states NKK CORPORATION 1-2-1 Chome, Marunouchi Chiyoda-ku Tokyo 100 / JP | [1997/34] | Inventor(s) | 01 /
Sugiyama, Shunichi, Intellectual Property Dept. NKK Corporation, 1-1, Minamiwatarida-cho Kawasaki-ku, Kawasaki 210 / JP | 02 /
Iashioka, Munehiro, Intellectual Property Dept. NKK Corporation, 1-1, Minamiwatarida-cho Kawasaki-ku, Kawasaki 210 / JP | [1997/34] | Representative(s) | Füchsle, Klaus, et al Hoffmann - Eitle ATTENTION : ADDRESS INACTIVE - USE ASS-NR - CDR / DE | [N/P] |
| Former [1997/34] | Füchsle, Klaus, Dipl.-Ing., et al Hoffmann Eitle, Patent- und Rechtsanwälte, Arabellastrasse 4 81925 München / DE | Application number, filing date | 97102252.0 | 12.02.1997 | [1997/34] | Priority number, date | JP19960026705 | 14.02.1996 Original published format: JP 2670596 | [1997/34] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0790461 | Date: | 20.08.1997 | Language: | EN | [1997/34] | Type: | A3 Search report | No.: | EP0790461 | Date: | 21.10.1998 | [1998/43] | Type: | B1 Patent specification | No.: | EP0790461 | Date: | 28.08.2002 | Language: | EN | [2002/35] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 09.09.1998 | Classification | IPC: | F23C5/00, F23D23/00 | [1997/34] | CPC: |
F23L15/02 (EP,US);
F23C5/00 (EP,US);
F23C9/006 (EP,US);
F23D23/00 (EP,US);
Y02E20/34 (EP,US)
| Designated contracting states | DE, FR, GB, NL [1997/34] | Title | German: | Brenner und Verbrennungsverfahren in einem Ofen | [1997/34] | English: | Combustion burner and combustion method thereof in furnace | [1997/34] | French: | Brûleur et procédé de combustion dans un four | [1997/34] | Examination procedure | 12.02.1997 | Examination requested [1997/34] | 02.02.2001 | Despatch of a communication from the examining division (Time limit: M06) | 09.08.2001 | Reply to a communication from the examining division | 03.12.2001 | Despatch of communication of intention to grant (Approval: Yes) | 27.03.2002 | Communication of intention to grant the patent | 12.06.2002 | Fee for grant paid | 12.06.2002 | Fee for publishing/printing paid | Opposition(s) | 30.05.2003 | No opposition filed within time limit [2003/34] | Fees paid | Renewal fee | 26.02.1999 | Renewal fee patent year 03 | 16.02.2000 | Renewal fee patent year 04 | 16.02.2001 | Renewal fee patent year 05 | 26.02.2002 | Renewal fee patent year 06 |
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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 | [PA]EP0756135 (TOKYO GAS CO LTD [JP]) [PA] 1,4,6 * column 1, line 51 - column 2, line 21 * * column 2, line 57 - column 3, line 31 * * column 4, line 25 - line 34 * * column 5, line 1 - line 10 * * column 6, line 16 - line 32 * * column 7, line 51 - column 8, line 13 * * figure 4 *; | [A]US4496306 (OKIGAMI NOBORU [JP], et al) [A] 1,4 * column 1, line 65 - column 2, line 13 * * column 2, line 67 - column 3, line 29 * * column 3, line 50 - column 4, line 2 * * figures 1,6 *; | [A]US5195884 (SCHWARTZ ROBERT E [US], et al); | [A]EP0565196 (SHELL INT RESEARCH [NL]) |