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Extract from the Register of European Patents

EP About this file: EP1916565

EP1916565 - RAMAN LIGHT AMPLIFIER [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.11.2013
Database last updated on 24.08.2024
Most recent event   Tooltip08.11.2013No opposition filed within time limitpublished on 11.12.2013  [2013/50]
Applicant(s)For all designated states
Fujitsu Ltd.
1-1, Kamikodanaka 4-chome, Nakahara-ku
Kawasaki-shi, Kanagawa 211-8588 / JP
[2008/18]
Inventor(s)01 / NAKATA, Masao, c/o FUJITSU LIMITED
1-1, Kamikodanaka 4-chome
Nakahara-ku
Kawasaki-shi, Kanagawa 2118588 / JP
 [2013/01]
Former [2008/18]01 / NAKATA, Masao, c/o FUJITSU LIMITED
1-1, Kamikodanaka 4-chome, Nakahara-ku
Kawasaki-shi, Kanagawa 2118588 / JP
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastrasse 30
81925 München / DE
[N/P]
Former [2013/01]HOFFMANN EITLE
Patent- und Rechtsanwälte
Arabellastrasse 4
81925 München / DE
Former [2008/18]HOFFMANN EITLE
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München / DE
Application number, filing date05751389.720.06.2005
[2008/18]
WO2005JP11298
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2006137123
Date:28.12.2006
Language:EN
[2006/52]
Type: A1 Application with search report 
No.:EP1916565
Date:30.04.2008
Language:EN
The application published by WIPO in one of the EPO official languages on 28.12.2006 takes the place of the publication of the European patent application.
[2008/18]
Type: B1 Patent specification 
No.:EP1916565
Date:02.01.2013
Language:EN
[2013/01]
Search report(s)International search report - published on:JP28.12.2006
(Supplementary) European search report - dispatched on:EP19.01.2010
ClassificationIPC:H01S3/30
[2012/32]
CPC:
H04B10/2916 (EP,US); H01S3/302 (EP,US); H01S3/06754 (EP,US);
H01S3/1305 (EP,US)
Former IPC [2008/18]G02F1/35, H04B10/16, H04B10/17
Designated contracting statesDE,   FR,   GB [2008/38]
Former [2008/18]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IS,  IT,  LI,  LT,  LU,  MC,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:RAMAN-LICHTVERSTÄRKER[2008/18]
English:RAMAN LIGHT AMPLIFIER[2008/18]
French:AMPLIFICATEUR DE LUMIÈRE RAMAN[2008/18]
Entry into regional phase10.01.2008Translation filed 
10.01.2008National basic fee paid 
10.01.2008Search fee paid 
10.01.2008Designation fee(s) paid 
10.01.2008Examination fee paid 
Examination procedure10.01.2008Examination requested  [2008/18]
22.01.2008Loss of particular rights, legal effect: designated state(s)
24.04.2008Despatch of communication of loss of particular rights: designated state(s) AT, BE, BG, CH, CY, CZ, DK, EE, ES, FI, GR, HU, IE, IS, IT, LT, LU, MC, NL, PL, PT, RO, SE, SI, SK, TR
30.04.2010Despatch of a communication from the examining division (Time limit: M04)
01.09.2010Reply to a communication from the examining division
08.08.2012Communication of intention to grant the patent
15.11.2012Fee for grant paid
15.11.2012Fee 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  30.04.2010
Opposition(s)03.10.2013No opposition filed within time limit [2013/50]
Fees paidRenewal fee
12.02.2008Renewal fee patent year 03
26.03.2008Renewal fee patent year 04
25.06.2009Renewal fee patent year 05
29.06.2010Renewal fee patent year 06
27.06.2011Renewal fee patent year 07
31.03.2012Renewal fee patent year 08
Penalty fee
Additional fee for renewal fee
20.01.200803   M06   Fee paid on   12.02.2008
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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]EP1182808  (FUJITSU LTD [JP]) [A] 1-10* abstract *;
 [XI]US2002176154  (SUGAYA YASUSHI [JP], et al) [X] 1,10 * paragraph [0029] - paragraph [0035]; figure 1 * [I] 2-9;
 [A]US2003117694  (SOBE MASAAKI [JP], et al) [A] 1-10 * abstract *;
 [XI]US2004090663  (KAMADA TAKASHI [JP], et al) [X] 1,10 * paragraph [0040] - paragraph [0052] * * paragraph [0064]; figure 5 * [I] 2-9;
 [XI]US2005024712  (HIRAIZUMI MAKI [JP]) [X] 1,10 * paragraph [0006] - paragraph [0007] * * paragraph [0092] - paragraph [0094] * * paragraph [0103]; figure 8 * [I] 2-9
International search[X]WO2005013518  (FUJITSU LTD [JP], et al);
 [A]JP2004361979  (NIPPON TELEGRAPH & TELEPHONE);
 [A]EP1522840  (CIT ALCATEL [FR]);
 [A]  - BROMAGE J., "Raman Amplification for Fiber Communications Systems", JOURNAL OF LIGHTWAVE TECHNOLOGY, (2004), vol. 22, no. 1, pages 79 - 93, XP002991798

DOI:   http://dx.doi.org/10.1109/JLT.2003.822828
by applicantJP2002296145
 JP2004287307
 JP2004172750
 US2005024712
 US2002176154
 US2004090663
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.