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EP1220385
European procedure
Extract from the Register of European Patents
EP About this file: EP1220385
| EP1220385 - Optical amplifier and method for amplifying wavelength multiplexed transmission signal light [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.11.2012 Database last updated on 19.07.2024 | Most recent event Tooltip | 30.11.2012 | No opposition filed within time limit | published on 02.01.2013 [2013/01] | Applicant(s) | For all designated states FUJITSU LIMITED 1-1, Kamikodanaka 4-chome, Nakahara-ku Kawasaki-shi Kanagawa 211-8588 / JP | [N/P] |
| Former [2002/27] | For all designated states FUJITSU LIMITED 1-1, Kamikodanaka 4-chome, Nakahara-ku Kawasaki-shi, Kanagawa 211-8588 / JP | Inventor(s) | 01 /
Sugaya, Yasushi c/o Fujitsu Limited 1-1, Kamikodanake 4-chome Nakahara-ku Kawasaki-shi, Kanagawa 211-8588 / JP | 02 /
Hayashi, Etsuko c/o Fujitsu Limited 1-1, Kamikodanake 4-chome Nakahara-ku Kawasaki-shi, Kanagawa 211-8588 / JP | 03 /
Chikama, Terumi c/o Fujitsu Limited 1-1, Kamikodanake 4-chome Nakahara-ku Kawasaki-shi, Kanagawa 211-8588 / JP | 04 /
Inagaki, Sinya c/o Fujitsu Limited 1-1, Kamikodanake 4-chome Nakahara-ku Kawasaki-shi, Kanagawa 211-8588 / JP | 05 /
Shukunami, Norifumi c/o Fujitsu Higashi-Nihon Digital Technology Limited 3-1, Nishi 4-chome Kita 7-jo, Kita-ku Sapporo-shi, Hokkaido 060-0807 / JP | [2011/37] |
| Former [2002/27] | 01 /
Sugaya, Yasushi, Fujitsu Limited 1-1, Kamikodanake 4-chome, Nakahara Kawasaki-shi, Kanagawa 211-8588 / JP | ||
| 02 /
Hayashi, Etsuko, Fujitsu Limited 1-1, Kamikodanake 4-chome, Nakahara Kawasaki-shi, Kanagawa 211-8588 / JP | |||
| 03 /
Chikama, Terumi, Fujitsu Limited 1-1, Kamikodanake 4-chome, Nakahara Kawasaki-shi, Kanagawa 211-8588 / JP | |||
| 04 /
Inagaki, Sinya, Fujitsu Limited 1-1, Kamikodanake 4-chome, Nakahara Kawasaki-shi, Kanagawa 211-8588 / JP | |||
| 05 /
Shukunami, Norifumi, Fujitsu Higashi-Nihon Digital Techn. Limited, 3-1, Nishi 4-chome, Kita 7-jo Kita-ku, Sapporo-shi, Hokkaido 060-0807 / JP | Representative(s) | Hoffmann Eitle Patent- und Rechtsanwälte PartmbB Arabellastrasse 30 81925 München / DE | [N/P] |
| Former [2012/04] | HOFFMANN EITLE Patent- und Rechtsanwälte Arabellastrasse 4 81925 München / DE | ||
| Former [2002/27] | HOFFMANN - EITLE Patent- und Rechtsanwälte Arabellastrasse 4 81925 München / DE | Application number, filing date | 01129318.0 | 14.12.2001 | [2002/27] | Priority number, date | JP20000382711 | 15.12.2000 Original published format: JP 2000382711 | [2002/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP1220385 | Date: | 03.07.2002 | Language: | EN | [2002/27] | Type: | A3 Search report | No.: | EP1220385 | Date: | 08.06.2005 | [2005/23] | Type: | B1 Patent specification | No.: | EP1220385 | Date: | 25.01.2012 | Language: | EN | [2012/04] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 27.04.2005 | Classification | IPC: | H01S3/094, H01S3/067 | [2002/27] | CPC: |
H01S3/06758 (EP,US);
H01S2301/04 (EP,US);
H01S3/094003 (EP,US)
| Designated contracting states | DE, FR, GB [2006/09] |
| Former [2002/27] | AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE, TR | Title | German: | Optischer Verstärker und Verfahren zur Verstärkung eines übertragenen wellenlängenmultiplexierten Signallichts | [2002/27] | English: | Optical amplifier and method for amplifying wavelength multiplexed transmission signal light | [2002/27] | French: | Amplificateur optique et procédé d'amplification d'un signal lumineux en transmission multiplexé en longueur d'onde | [2002/27] | Examination procedure | 22.11.2005 | Examination requested [2006/03] | 22.12.2005 | Despatch of a communication from the examining division (Time limit: M06) | 03.07.2006 | Reply to a communication from the examining division | 09.06.2010 | Despatch of a communication from the examining division (Time limit: M04) | 07.10.2010 | Reply to a communication from the examining division | 11.04.2011 | Despatch of a communication from the examining division (Time limit: M04) | 07.06.2011 | Reply to a communication from the examining division | 24.08.2011 | Communication of intention to grant the patent | 09.12.2011 | Fee for grant paid | 09.12.2011 | Fee for publishing/printing paid | Divisional application(s) | The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is 22.12.2005 | Opposition(s) | 26.10.2012 | No opposition filed within time limit [2013/01] | Fees paid | Renewal fee | 19.12.2003 | Renewal fee patent year 03 | 27.12.2004 | Renewal fee patent year 04 | 20.12.2005 | Renewal fee patent year 05 | 21.12.2006 | Renewal fee patent year 06 | 19.12.2007 | Renewal fee patent year 07 | 27.03.2008 | Renewal fee patent year 08 | 23.12.2009 | Renewal fee patent year 09 | 22.12.2010 | Renewal fee patent year 10 | 09.12.2011 | Renewal fee patent year 11 |
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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 | [XA]JP2000031571 ; | [XA]JP2000012937 ; | [XA]EP0954071 (OKI ELECTRIC IND CO LTD [JP]) [X] 18,19,21 * abstract * [A] 1-17,20,22-27; | [XA]GB2340989 (SAMSUNG ELECTRONICS CO LTD [KR]) [X] 18,19,21 * abstract * [A] 1-17,20,22-27; | [PA]US6266180 (INAGAKI SHINYA [JP], et al) [PA] 1-27 * the whole document ** in particular Fig. 8 & related text *; | [PX]US6288834 (SUGAYA YASUSHI [JP], et al) [PX] 1-27 * abstract * | [XA] - PATENT ABSTRACTS OF JAPAN, (20000831), vol. 2000, no. 04, & JP2000031571 A 20000128 (FUJITSU LTD) [X] 18,19,21 * abstract * [A] 1-17,20,22-27 | [XA] - PATENT ABSTRACTS OF JAPAN, (20000831), vol. 2000, no. 04, & JP2000012937 A 20000114 (FUJITSU LTD) [X] 18,19,21 * abstract * [A] 1-17,20,22-27 | by applicant | JP2000031571 |