EP1219983 - Polarization independent optical waveguide circuit [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 24.07.2009 Database last updated on 02.09.2024 | Most recent event Tooltip | 21.08.2009 | Lapse of the patent in a contracting state | published on 23.09.2009 [2009/39] | Applicant(s) | For all designated states NIPPON TELEGRAPH AND TELEPHONE CORPORATION 3-1, Otemachi 2-chome, Chiyoda-ku Tokyo 100-8116 / JP | [2008/38] |
Former [2002/27] | For all designated states Nippon Telegraph and Telephone Corporation 3-1, Otemachi 2-chome, Chiyoda-ku Tokyo 100-8116 / JP | Inventor(s) | 01 /
Kominato, Toshimi, c/o NTT Intel. Property Center 9-11, Midori-cho, 3-chome Musashino-shi, Tokyo 180-8585 / JP | 02 /
Sugita, Akio, c/o NTT Intel. Property Center 9-11, Midori-cho, 3-chome Musashino-shi, Tokyo 180-8585 / JP | 03 /
Itoh, Mikitaka, c/o NTT Intel. Property Center 9-11, Midori-cho, 3-chome Musashino-shi, Tokyo 180-8585 / JP | 04 /
Inoue, Yasuyuki, c/o NTT Intel. Property Center 9-11, Midori-cho, 3-chome Musashino-shi, Tokyo 180-8585 / JP | 05 /
Hida, Yasuhiro, c/o NTT Intel. Property Center 9-11, Midori-cho, 3-chome Musashino-shi, Tokyo 180-8585 / JP | [2002/27] | Representative(s) | TBK Bavariaring 4-6 80336 München / DE | [N/P] |
Former [2005/34] | TBK-Patent Bavariaring 4-6 80336 München / DE | ||
Former [2002/27] | Leson, Thomas Johannes Alois, Dipl.-Ing. Patentanwälte Tiedtke-Bühling-Kinne & Partner, Bavariaring 4 80336 München / DE | Application number, filing date | 01130706.3 | 21.12.2001 | [2002/27] | Priority number, date | JP20000391100 | 22.12.2000 Original published format: JP 2000391100 | JP20010241368 | 08.08.2001 Original published format: JP 2001241368 | JP20010241369 | 08.08.2001 Original published format: JP 2001241369 | [2002/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP1219983 | Date: | 03.07.2002 | Language: | EN | [2002/27] | Type: | A3 Search report | No.: | EP1219983 | Date: | 06.10.2004 | [2004/41] | Type: | B1 Patent specification | No.: | EP1219983 | Date: | 17.09.2008 | Language: | EN | [2008/38] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.08.2004 | Classification | IPC: | G02B6/126 | [2008/13] | CPC: |
G02B6/105 (EP,US);
G02B6/12011 (EP,US);
G02B6/12023 (EP,US);
G02B6/122 (EP,US);
G02B2006/121 (EP,US);
G02B6/2813 (EP,US)
|
Former IPC [2004/41] | G02B6/124, G02B6/126 | ||
Former IPC [2002/27] | G02B6/12 | Designated contracting states | DE, FR, GB, IT [2005/26] |
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: | Polarisationsunabhängige optische Wellenleiteranordnung | [2002/27] | English: | Polarization independent optical waveguide circuit | [2002/27] | French: | Circuit de guide d'onde optique indépendant de la polarisation | [2002/27] | Examination procedure | 21.12.2001 | Examination requested [2002/27] | 10.11.2004 | Despatch of a communication from the examining division (Time limit: M04) | 14.03.2005 | Reply to a communication from the examining division | 10.01.2006 | Despatch of a communication from the examining division (Time limit: M04) | 18.05.2006 | Reply to a communication from the examining division | 19.02.2008 | Date of oral proceedings | 25.03.2008 | Communication of intention to grant the patent | 25.03.2008 | Minutes of oral proceedings despatched | 31.07.2008 | Fee for grant paid | 31.07.2008 | Fee for publishing/printing paid | Opposition(s) | 18.06.2009 | No opposition filed within time limit [2009/35] | Fees paid | Renewal fee | 19.12.2003 | Renewal fee patent year 03 | 23.12.2004 | Renewal fee patent year 04 | 27.12.2005 | Renewal fee patent year 05 | 28.12.2006 | Renewal fee patent year 06 | 21.12.2007 | Renewal fee patent year 07 |
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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. | Lapses during opposition Tooltip | IT | 17.09.2008 | [2009/39] | Documents cited: | Search | [XY]US5724461 (BRUNO ADRIEN [FR], et al) [X] 1,2,8,15-17 * columns 1,4; figures 1,4,6-8 * [Y] 11; | [X]US5732179 (CANEAU CATHERINE GENEVIEVE [US], et al) [X] 1,2,4,7,8,15,17 * figures 1-4,9 * * column 1, line 48 - line 57 * * column 2, line 44 - line 57 * * column 4, line 37 - line 44 * * column 10, line 29 - line 39 * * column 11, line 55 - line 65 *; | [Y]US5488679 (WU CHI [CA]) [Y] 13 * column 3, line 38 - line 48; figure 5 *; | [A]US5515461 (DERI ROBERT J [US], et al) [A] 1 * the whole document *; | [A]EP0851252 (FRANCE TELECOM [FR]) [A] 1 * the whole document *; | [A]US6094513 (RIGNY ARNAUD [FR], et al) [A] 1 * the whole document * | [XY] - BISSESSUR H ET AL, "16 channel phased array wavelength demultiplexer on InP with low polarisation sensitivity", ELECTRONICS LETTERS, IEE STEVENAGE, GB, (19940217), vol. 30, no. 4, ISSN 0013-5194, pages 336 - 337, XP006000234 [X] 1,2,4-8,15-17 * the whole document * [Y] 11,13,18,19 DOI: http://dx.doi.org/10.1049/el:19940237 | [Y] - HIROSHI TAKAHASHI ET AL, "POLARIZATION-INSENSITIVE ARRAYED-WAVEGUIDE GRATING WAVELENGTH MULTIPLEXER ON SILICON", OPTICS LETTERS, OPTICAL SOCIETY OF AMERICA, WASHINGTON, US, (19920401), vol. 17, no. 7, ISSN 0146-9592, pages 499 - 501, XP000262595 [Y] 18,19 * the whole document * | [A] - FLANDERS D C, "SUBMICROMETER PERIODICITY GRATINGS AS ARTIFICIAL ANISOTROPIC DIELECTRICS", APPLIED PHYSICS LETTERS, AMERICAN INSTITUTE OF PHYSICS. NEW YORK, US, (1983), vol. 42, no. 6, ISSN 0003-6951, pages 492 - 494, XP000916610 [A] 1 * the whole document * DOI: http://dx.doi.org/10.1063/1.93979 |