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Extract from the Register of European Patents

EP About this file: EP1517290

EP1517290 - Driving circuit for electroluminescent display device and its related method of operation [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  02.10.2015
Database last updated on 05.10.2024
Most recent event   Tooltip02.10.2015Application deemed to be withdrawnpublished on 04.11.2015  [2015/45]
Applicant(s)For all designated states
Seiko Epson Corporation
4-1, Nishi-Shinjuku 2-chome
Shinjuku-ku
Tokyo 163-0811 / JP
[N/P]
Former [2005/12]For all designated states
SEIKO EPSON CORPORATION
4-1, Nishi-shinjuku 2-chome
Shinjuku-ku, Tokyo 163-0811 / JP
Inventor(s)01 / Miyazawa, Takashi c/o Seiko Epson Corporation
3-5, Owa 3-chome
Suwa-shi, Nagano-ken 392-8502 / JP
 [2005/12]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastrasse 30
81925 München / DE
[N/P]
Former [2005/12]HOFFMANN - EITLE
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München / DE
Application number, filing date04020280.626.08.2004
[2005/12]
Priority number, dateJP2003030680429.08.2003         Original published format: JP 2003306804
JP2004019135729.06.2004         Original published format: JP 2004191357
[2005/12]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1517290
Date:23.03.2005
Language:EN
[2005/12]
Type: A3 Search report 
No.:EP1517290
Date:18.03.2009
[2009/12]
Search report(s)(Supplementary) European search report - dispatched on:EP18.02.2009
ClassificationIPC:G09G3/32
[2005/12]
CPC:
G09G3/3233 (EP,US); G09G3/30 (KR); G09G3/3291 (EP,US);
G09G2300/0819 (EP,US); G09G2300/0852 (EP,US); G09G2300/0866 (EP,US);
G09G2310/0251 (EP,US); G09G2310/0254 (EP,US); G09G2310/0256 (EP,US);
G09G2310/0262 (EP,US); G09G2320/043 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [2009/48]
Former [2005/12]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:Treiber für elektrolumineszente Bildanzeigevorrichtung und Steuerverfahren dafür[2005/12]
English:Driving circuit for electroluminescent display device and its related method of operation[2005/12]
French:Circuit de commande pour un dispositif d'affichage électroluminescent et procédé de commande de celui-ci[2005/12]
Examination procedure18.09.2009Amendment by applicant (claims and/or description)
18.09.2009Examination requested  [2009/45]
23.10.2009Despatch of communication of loss of particular rights: designated state(s) AT, BE, BG, CH, CY, CZ, DK, EE, ES, FI, GR, HU, IE, IT, LU, MC, NL, PL, PT, RO, SE, SI, SK, TR
19.09.2010Loss of particular rights, legal effect: designated state(s)
22.06.2011Despatch of a communication from the examining division (Time limit: M04)
26.10.2011Reply to a communication from the examining division
15.10.2013Despatch of a communication from the examining division (Time limit: M04)
12.02.2014Reply to a communication from the examining division
17.02.2015Despatch of a communication from the examining division (Time limit: M03)
28.05.2015Application deemed to be withdrawn, date of legal effect  [2015/45]
23.06.2015Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2015/45]
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  22.06.2011
Fees paidRenewal fee
17.08.2006Renewal fee patent year 03
28.08.2007Renewal fee patent year 04
27.03.2008Renewal fee patent year 05
24.08.2009Renewal fee patent year 06
26.08.2010Renewal fee patent year 07
29.08.2011Renewal fee patent year 08
20.08.2012Renewal fee patent year 09
05.08.2013Renewal fee patent year 10
06.08.2014Renewal fee patent year 11
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Documents cited:Search[X]WO9848403  (SARNOFF CORP [US]) [X] 40,41 * page 6, line 15 - page 8, line 2; figure 3 *;
 [X]US2003020705  (KONDO SHIGEKI [JP], et al) [X] 16-18,25* figure 9 *;
 [X]US2003095087  (LIBSCH FRANK R [US], et al) [X] 8-15,39-41 * figures 1-4 * * paragraphs [0023] - [0044] *;
 [X]  - SANFORD J L ET AL, "TFT AMOLED PIXEL CIRCUITS AND DRIVING METHODS", 2003 SID INTERNATIONAL SYMPOSIUM DIGEST OF TECHNICAL PAPERS. BALTIMORE, MD, MAY 20 - 22, 2003; [SID INTERNATIONAL SYMPOSIUM DIGEST OF TECHNICAL PAPERS], SAN JOSE, CA : SID, US, (20030520), pages 10 - 13, XP001171706 [X] 1-6,19,20,24,26,40,41 * paragraphs [0004] , [0005]; figures 5-7 *
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.