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EP2253991
European procedure
Extract from the Register of European Patents
EP About this file: EP2253991
| EP2253991 - Optical modulation apparatus [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 18.01.2013 Database last updated on 06.07.2024 | Most recent event Tooltip | 18.01.2013 | No opposition filed within time limit | published on 20.02.2013 [2013/08] | Applicant(s) | For all designated states Nippon Telegraph And Telephone Corporation 3-1 Otemachi 2-chome Chiyoda-ku Tokyo 100-8116 / JP | [2010/47] | Inventor(s) | 01 /
Fujiwara, Masamichi c/o NTT Intellectual Property Center 9-11, Midori-cho 3-chome Musashino-shi Tokyo 180-8585 / JP | 02 /
Kani, Junichi c/o NTT Intellectual Property Center 9-11, Midori-cho 3-chome Musashino-shi Tokyo 180-8585 / JP | 03 /
Akimoto, Koji c/o NTT Intellectual Property Center 9-11, Midori-cho 3-chome Musashino-shi, Tokyo 180-8585 / JP | 04 /
Iwatsuki, Katsumi c/o NTT Intellectual Property Center 9-11, Midori-cho 3-chome Musashino-shi, Tokyo 180-8585 / JP | [2012/11] |
| Former [2010/47] | 01 /
Fujiwara, Masamichi c/o NTT Intellectual Property Center 9-11, Midori-cho 3-chome Musashino-shi Tokyo 180-8585 / JP | ||
| 02 /
Kani, Junichi c/o NTT Intellectual Property Center 9-11, Midori-cho 3-chome Musashino-shi Tokyo 180-8585 / JP | |||
| 03 /
Akimoto, Koji c/o NTT Intellectual Property Center 9-11, Midori-cho 3-chome Musashino-shi, Tokyo 180-8585 / JP | |||
| 04 /
Iwatsuki, Katsumi c/o NTT Intellectual Property Center 9-11, Midori-cho 3-chome Musashino-shi, Tokyo 180-8585 / JP | Representative(s) | TBK Bavariaring 4-6 80336 München / DE | [2012/11] |
| Former [2010/47] | TBK-Patent Bavariaring 4-6 80336 München / DE | Application number, filing date | 10175373.9 | 16.06.2004 | [2010/47] | Priority number, date | JP20030174499 | 19.06.2003 Original published format: JP 2003174499 | JP20030174491 | 19.06.2003 Original published format: JP 2003174491 | JP20030195735 | 11.07.2003 Original published format: JP 2003195735 | [2010/47] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP2253991 | Date: | 24.11.2010 | Language: | EN | [2010/47] | Type: | A3 Search report | No.: | EP2253991 | Date: | 22.12.2010 | [2010/51] | Type: | B1 Patent specification | No.: | EP2253991 | Date: | 14.03.2012 | Language: | EN | [2012/11] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 18.11.2010 | Classification | IPC: | G02F1/01 | [2010/47] | CPC: |
H04B10/2587 (EP,US);
H04B10/2971 (EP,US);
H04J14/02 (EP,US);
H04B2210/258 (EP,US)
| Designated contracting states | DE, FR, GB [2010/47] | Title | German: | Optische Modulationsvorrichtung | [2010/47] | English: | Optical modulation apparatus | [2010/47] | French: | Appareil de modulation optique | [2010/47] | Examination procedure | 06.06.2011 | Amendment by applicant (claims and/or description) | 06.06.2011 | Examination requested [2011/28] | 26.09.2011 | Communication of intention to grant the patent | 03.02.2012 | Fee for grant paid | 03.02.2012 | Fee for publishing/printing paid | Parent application(s) Tooltip | EP04746231.2 / EP1635211 | 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 (EP20040746231) is 12.05.2010 | Opposition(s) | 17.12.2012 | No opposition filed within time limit [2013/08] | Fees paid | Renewal fee | 06.09.2010 | Renewal fee patent year 03 | 06.09.2010 | Renewal fee patent year 04 | 06.09.2010 | Renewal fee patent year 05 | 06.09.2010 | Renewal fee patent year 06 | 06.09.2010 | Renewal fee patent year 07 | 29.06.2011 | Renewal fee patent year 08 |
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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 | [A]EP1267510 (NIPPON TELEGRAPH & TELEPHONE [JP]) [A] 1-4 * paragraphs [0083] - [0090] * * figures 23A,23B,24A,24B *; | [A]US6134250 (KOREN UZIEL [US], et al) [A] 1-4 * column 2, line 58 - column 3, line 56 * * figure 1 *; | [A]EP1304775 (SAMSUNG ELECTRONICS CO LTD [KR]) [A] 1-4 * abstract * * paragraphs [0004] - [0016] * * figure 1 * | [AD] - OHMAN F ET AL, "Noise properties and cascadability of soa-ea regenerators", THE 15TH ANNUAL MEETING OF THE LASERS AND ELECTRO-OPTICS SOCIETY (IEEE); [ANNUAL MEETING OF THE IEEE LASERS AND ELECTRO-OPTICS SOCIETY],, (20021113), vol. 2, ISBN 978-0-7803-7500-0, pages 895 - 896, XP010622452 [AD] 1-4 * page 895, paragraph Inroduction - paragraph Results * * figure 1 * DOI: http://dx.doi.org/10.1109/LEOS.2002.1159597 | by applicant | JP2002318374 | JP2003018853 | EP1635211 | - OHMAN, F.; BISCHOFF, S.; TROMBORG, B.; MORK, J., "Noise properties and cascadability of SOA-EA regenerators", LASERS AND ELECTRO-OPTICS SOCIETY, 2002. LEOS 2002. THE 15TH ANNUAL MEETING OF THE IEEE, (2002), vol. 2, pages 895 - 896 | - LIGHTWAVETCHNOL., (1996), vol. 14, no. 6, pages 1097 - 1105 | - IEEE PHOTON. TECHNOL. LETT., vol. 5, no. 3, pages 304 - 306 |