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EP1387509
European procedure
Extract from the Register of European Patents
EP About this file: EP1387509
| EP1387509 - Optical transmission system and optical amplification method [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 05.04.2013 Database last updated on 30.04.2025 | Most recent event Tooltip | 05.04.2013 | No opposition filed within time limit | published on 08.05.2013 [2013/19] | Applicant(s) | For all designated states NEC Corporation 7-1, Shiba 5-chome Minato-ku Tokyo 108-8001 / JP | [2012/22] |
| Former [2004/06] | For all designated states NEC Corporation 7-1, Shiba 5-chome, Minato-ku Tokyo 108 / JP | Inventor(s) | 01 /
Yokoyama, Ryu, @NEC Corporation 7-1, Shiba 5-chome Minatu-ku Tokyo 108 / JP | [2012/22] |
| Former [2004/06] | 01 /
Yokoyama, Ryu, NEC Corporation 7-1, Shiba 5-chome Minatu-ku Tokyo 108 / JP | Representative(s) | MacDougall, Alan John Shaw, et al Mathys & Squire The Shard 32 London Bridge Street London SE1 9SG / GB | [N/P] |
| Former [2009/15] | MacDougall, Alan John Shaw, et al Mathys & Squire LLP 120 Holborn London EC1N 2SQ / GB | ||
| Former [2004/06] | Moir, Michael Christopher, et al Mathys & Squire 100 Gray's Inn Road London WC1X 8AL / GB | Application number, filing date | 03254850.5 | 04.08.2003 | [2004/06] | Priority number, date | JP20020226150 | 02.08.2002 Original published format: JP 2002226150 | [2004/06] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP1387509 | Date: | 04.02.2004 | Language: | EN | [2004/06] | Type: | A3 Search report | No.: | EP1387509 | Date: | 17.08.2005 | [2005/33] | Type: | B1 Patent specification | No.: | EP1387509 | Date: | 30.05.2012 | Language: | EN | [2012/22] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.07.2005 | Classification | IPC: | H04B10/17, H01S3/30 | [2011/46] | CPC: |
H01S3/302 (EP,US);
H04B10/298 (EP,US);
H04B10/2916 (EP,US);
H01S3/09408 (EP,US)
|
| Former IPC [2005/33] | H04B10/17, H04B10/08 | ||
| Former IPC [2004/06] | H04B10/17 | Designated contracting states | FR, GB [2006/19] |
| Former [2004/06] | AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IT, LI, LU, MC, NL, PT, RO, SE, SI, SK, TR | Title | German: | Optisches Übertragungssystem und Verfahren zur optischen Verstärkung | [2004/06] | English: | Optical transmission system and optical amplification method | [2004/06] | French: | Système de transmission optique et méthode d'amplification optique | [2004/06] | Examination procedure | 01.02.2006 | Examination requested [2006/13] | 30.03.2011 | Despatch of a communication from the examining division (Time limit: M06) | 10.10.2011 | Reply to a communication from the examining division | 05.12.2011 | Communication of intention to grant the patent | 04.04.2012 | Fee for grant paid | 04.04.2012 | 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 30.03.2011 | Opposition(s) | 01.03.2013 | No opposition filed within time limit [2013/19] | Fees paid | Renewal fee | 19.08.2005 | Renewal fee patent year 03 | 22.08.2006 | Renewal fee patent year 04 | 17.08.2007 | Renewal fee patent year 05 | 14.03.2008 | Renewal fee patent year 06 | 18.08.2009 | Renewal fee patent year 07 | 27.08.2010 | Renewal fee patent year 08 | 26.08.2011 | Renewal fee patent year 09 |
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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]EP0585005 (AMERICAN TELEPHONE & TELEGRAPH [US]) [Y] 1-15 * column 1, line 51 - line 56 * * column 2, line 13 - line 36 * * column 4, line 3 - line 28 * * column 5, line 16 - line 19 * * column 5, line 43 - line 56 * * column 5, line 57 - column 6, line 9 *; | [Y]US5883736 (OSHIMA ISAMU [JP], et al) [Y] 1-15 * column 1, line 62 - line 65 * * column 2, line 43 - line 46 * * column 4, line 33 - line 38 * * column 4, line 46 - line 58 * * column 5, line 9 - line 31 * * figure 3 *; | [A]EP1143645 (NEC CORP [JP]) [A] 1-15 * column 2, line 14 - line 25 * * column 2, line 32 - line 40 * * column 3, line 1 - line 19 * * column 12, line 45 - line 54 ** figures 7,11,13 * | by applicant | EP0585005 | US5883736 |