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Extract from the Register of European Patents

EP About this file: EP1602951

EP1602951 - Optical true-time delay apparatus using a tapered fibre with Bragg grating and thin-film heater and manufacturing method thereof [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  02.03.2007
Database last updated on 20.07.2024
Most recent event   Tooltip02.03.2007Application deemed to be withdrawnpublished on 04.04.2007  [2007/14]
Applicant(s)For all designated states
LG Electronics, Inc.
20, Yeouido-dong
Yeoungdeungpo-gu
Seoul, 150-721 / KR
[N/P]
Former [2005/49]For all designated states
LG ELECTRONICS INC.
20, Yeouido-dong, Yeoungdeungpo-gu
Seoul, 150-721 / KR
Inventor(s)01 / Ahn, Seh-Won
Miseong Apt. 8-414 Sincheon-Dong
Songpa-gu Seoul / KR
02 / Lee, Sang-Shin
Woobang Apt. 404-205, Gongneung 2-Dong
Nowon-Gu Seoul / KR
 [2005/49]
Representative(s)Zech, Stefan Markus, et al
Meissner Bolte Patentanwälte
Rechtsanwälte Partnerschaft mbB
Postfach 10 26 05
86016 Augsburg / DE
[N/P]
Former [2005/49]Zech, Stefan Markus, et al
Meissner, Bolte & Partner GbR (Depotstrasse 5 1/2, 86199 Augsburg) Postfach 10 26 05
86016 Augsburg / DE
Application number, filing date05010963.620.05.2005
[2005/49]
Priority number, dateKR2004003933131.05.2004         Original published format: KR 2004039331
[2005/49]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1602951
Date:07.12.2005
Language:EN
[2005/49]
Search report(s)(Supplementary) European search report - dispatched on:EP18.08.2005
ClassificationIPC:G02B6/16, G02F1/01, G02B6/293
[2005/49]
CPC:
G02B6/2861 (EP,KR,US); G02B6/021 (EP,KR,US); G02B6/02204 (EP,KR,US);
G02B6/2848 (KR); G02F1/0115 (EP,KR,US); G02F2201/307 (EP,KR,US)
Designated contracting statesDE,   FR,   GB,   NL [2006/33]
Former [2005/49]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:Optische Echtzeitverzögerungs-Vorrichtung mit einer getaperten Faser mit Bragg-Gitter und Dünn-Film-Heizer und Herstellungsmethode selbiger[2005/49]
English:Optical true-time delay apparatus using a tapered fibre with Bragg grating and thin-film heater and manufacturing method thereof[2005/49]
French:Appareil optique à rétardement en temps réel utilisant une fibre effilée avec réseau de Bragg et chauffage à mince couche et procédé de son fabrication[2005/49]
Examination procedure20.05.2005Examination requested  [2005/49]
02.06.2006Despatch of a communication from the examining division (Time limit: M04)
08.06.2006Loss of particular rights, legal effect: designated state(s)
26.09.2006Despatch 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, PL, PT, RO, SE, SI, SK, TR
13.10.2006Application deemed to be withdrawn, date of legal effect  [2007/14]
16.11.2006Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2007/14]
Fees paidPenalty fee
Penalty fee Rule 85a EPC 1973
12.07.2006AT   M01   Not yet paid
12.07.2006BE   M01   Not yet paid
12.07.2006BG   M01   Not yet paid
12.07.2006CH   M01   Not yet paid
12.07.2006CY   M01   Not yet paid
12.07.2006CZ   M01   Not yet paid
12.07.2006DK   M01   Not yet paid
12.07.2006EE   M01   Not yet paid
12.07.2006ES   M01   Not yet paid
12.07.2006FI   M01   Not yet paid
12.07.2006GR   M01   Not yet paid
12.07.2006HU   M01   Not yet paid
12.07.2006IE   M01   Not yet paid
12.07.2006IS   M01   Not yet paid
12.07.2006IT   M01   Not yet paid
12.07.2006LT   M01   Not yet paid
12.07.2006LU   M01   Not yet paid
12.07.2006MC   M01   Not yet paid
12.07.2006PL   M01   Not yet paid
12.07.2006PT   M01   Not yet paid
12.07.2006RO   M01   Not yet paid
12.07.2006SE   M01   Not yet paid
12.07.2006SI   M01   Not yet paid
12.07.2006SK   M01   Not yet paid
12.07.2006TR   M01   Not yet paid
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Documents cited:Search[A]US5420948  (BYRON KEVIN C [GB]) [A] 1-12 * the whole document *;
 [A]WO9626458  (PIRELLI CAVI SPA [IT], et al) [A] 1-12 * page 3, line 5 - line 29 ** page 4, line 15 - line 28 *;
 [Y]WO9815859  (NORTHERN TELECOM LTD [CA], et al) [Y] 6 * page 3, line 5 - line 16 * * page 6, line 21 - page 7, line 11; figure 17B *;
 [A]WO0178200  (HRL LAB [US], et al) [A] 1-12 * page 12, line 23 - page 13, line 7; figure 5 *;
 [A]WO0227744  (CIDRA CORP [US]) [A] 1-12 * page 4, line 7 - page 8, line 10; figures 5-13 *;
 [XY]WO02075391  (CIDRA CORP [US]) [X] 1-5,8,10-12 * page 16, line 1 - line 26; figures 10-12 * [Y] 6;
 [Y]EP1327902  (LUCENT TECHNOLOGIES INC [US]) [Y] 1-12 * column 4, line 28 - column 5, line 44; figures 1-4 *;
 [Y]WO03093885  (DU PONT [US]) [Y] 1-12 * page 6, paragraph 1 - page 10, paragraph 4 *;
 [XY]  - N.Q. NGO ET AL., "ELECTRICALLY TUNABLE DISPERSION COMPENSATOR WITH FIXED CENTER WAVELENGTH USING FIBER BRAGG GRATING", JOURNAL OF LIGHTWAVE TECHNOLOGY, (20030606), vol. 21, no. 6, pages 1568 - 1575, XP002338285 [X] 1-4,7-12 * page 1568, column 2, paragraph 2 - page 1572, column 1, paragraph 2 * * page 1574, column 2, paragraph 1; figure 1 * [Y] 5,6

DOI:   http://dx.doi.org/10.1109/JLT.2003.812153
 [Y]  - ROGERS J A ET AL, "DISTRIBUTED ON-FIBER THIN FILM HEATERS FOR BRAGG GRATINGS WITH ADJUSTABLE CHIRP", APPLIED PHYSICS LETTERS, AMERICAN INSTITUTE OF PHYSICS. NEW YORK, US, (19990524), vol. 74, no. 21, ISSN 0003-6951, pages 3131 - 3133, XP000834762 [Y] 1-12 * the whole document *

DOI:   http://dx.doi.org/10.1063/1.124085
 [Y]  - KHIJWANIA S K ET AL, "A novel tunable dispersion slope compensator based on nonlinearly thermally chirped fiber Bragg grating", OPTICS COMMUNICATIONS, NORTH-HOLLAND PUBLISHING CO. AMSTERDAM, NL, (20031101), vol. 227, no. 1-3, ISSN 0030-4018, pages 107 - 113, XP004470225 [Y] 1-12 * the whole document *

DOI:   http://dx.doi.org/10.1016/j.optcom.2003.09.033
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.