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EP0837572
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EP About this file: EP0837572
| EP0837572 - Optical network, optical division and insertion node and recovery system from network failure [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 12.05.2006 Database last updated on 28.06.2024 | Most recent event Tooltip | 25.07.2008 | Change - representative | published on 27.08.2008 [2008/35] | Applicant(s) | For all designated states NEC Corporation 7-1, Shiba 5-chome Minato-ku Tokyo 108-8001 / JP | [N/P] |
| Former [1998/17] | For all designated states NEC CORPORATION 7-1, Shiba 5-chome Minato-ku Tokyo / JP | Inventor(s) | 01 /
Naoya, Henmi NEC Corporation, 7-1, Shiba 5-chome Minato-ku, Tokyo / JP | [1998/17] | Representative(s) | Vossius & Partner Patentanwälte Rechtsanwälte mbB Siebertstrasse 3 81675 München / DE | [N/P] |
| Former [2008/35] | Vossius & Partner Siebertstrasse 3 81675 München / DE | ||
| Former [1998/17] | VOSSIUS & PARTNER Siebertstrasse 4 81675 München / DE | Application number, filing date | 97117828.0 | 15.10.1997 | [1998/17] | Priority number, date | JP19960271227 | 15.10.1996 Original published format: JP 27122796 | [1998/17] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0837572 | Date: | 22.04.1998 | Language: | EN | [1998/17] | Type: | A3 Search report | No.: | EP0837572 | Date: | 08.10.2003 | [2003/41] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 27.08.2003 | Classification | IPC: | H04B10/213, H04B10/00 | [2003/41] | CPC: |
H04J14/0227 (EP,US);
H04B10/27 (EP,US);
H04B10/2755 (EP,US);
H04J14/0241 (EP,US);
H04J14/0283 (EP,US);
H04J14/029 (EP,US);
|
| Former IPC [1998/17] | H04B10/213 | Designated contracting states | DE, FR, GB [2004/27] |
| Former [1998/17] | AT, BE, CH, DE, DK, ES, FI, FR, GB, GR, IE, IT, LI, LU, MC, NL, PT, SE | Title | German: | Optisches Netzwerk, optischer Ausblendungs-/Einfügungsknoten und Rückgewinnungseinrichtung von Netzwerkfehlern | [1998/17] | English: | Optical network, optical division and insertion node and recovery system from network failure | [1998/17] | French: | Réseau optique, noeud de division/insertion optique et système de restitution de panne dans le réseau | [1998/17] | Examination procedure | 29.08.2003 | Examination requested [2003/44] | 23.01.2004 | Despatch of a communication from the examining division (Time limit: M04) | 28.05.2004 | Reply to a communication from the examining division | 16.08.2005 | Communication of intention to grant the patent | 28.12.2005 | Application deemed to be withdrawn, date of legal effect [2006/24] | 01.02.2006 | Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time [2006/24] | Fees paid | Renewal fee | 02.11.1999 | Renewal fee patent year 03 | 31.10.2000 | Renewal fee patent year 04 | 31.10.2001 | Renewal fee patent year 05 | 31.10.2002 | Renewal fee patent year 06 | 31.10.2003 | Renewal fee patent year 07 | 02.11.2004 | Renewal fee patent year 08 | Penalty fee | Additional fee for renewal fee | 31.10.2005 | 09 M06 Not yet paid |
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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 | [X]US5442623 (WU TSONG-HO [US]) [X] 1 * column 7, line 13 - column 7, line 45 * * column 8, line 9 - column 8, line 12; figure 8 *; | [X]WO9619884 (ERICSSON TELEFON AB L M [SE], et al) [X] 1 * page 3, line 15 - line 28 * * page 5, line 4 - line 10; figures 1,2 *; | [PX]EP0769859 (PIRELLI CAVI SPA [IT]) [PX] 1 * column 1, line 4 - line 9 * * column 2, line 25 - line 35 * * column 3, line 50 - column 4, line 13 * * column 7, line 43 - line 51 ** figure 1 *; | [DX] - TOBA H ET AL, "DEMONSTRATION OF OPTICAL FDM BASED SELF-HEALING RING NETWORK EMPLOYING ARRAYED-WAVEGUIDE-GRATING ADM FILTERS AND EDFAS", PROCEEDINGS OF THE EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION (ECOC) FIRENZE, SEPT. 25 - 29, 1994, GENOVA, IIC, IT, (19940925), vol. 1 CONF. 20, pages 263 - 266, XP000671739 [DX] 1-4 * page 263, line 19 - line 45 * * figures 1,2 * | [X] - ELREFAIE A F, "MULTIWAVELENGTH SURVIVABLE RING NETWORK ARCHITECTURES", PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON COMMUNICATIONS (ICC). GENEVA, MAY 23 - 26, 1993, NEW YORK, IEEE, US, (19930523), vol. 2, ISBN 0-7803-0950-2, pages 1245 - 1251, XP000371271 [X] 1 * page 1245, column 1, line 2 - line 10 * * page 1246, column 2, line 18 - line 39 * * page 1247, column 2, line 37 - line 45; figures 6-8 * DOI: http://dx.doi.org/10.1109/ICC.1993.397474 |