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Extract from the Register of European Patents

EP About this file: EP1603234

EP1603234 - Piezoelectric thin-film resonator and filter and fabricating method [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.12.2007
Database last updated on 19.07.2024
Most recent event   Tooltip18.07.2008Change - representativepublished on 20.08.2008  [2008/34]
Applicant(s)For all designated states
Fujitsu Media Devices Limited
3-12, Shin-Yokohama 2-chome, Kohoku-ku Yokohama-shi
Kanagawa 222-0033 / JP
For all designated states
FUJITSU LIMITED
1-1, Kamikodanaka 4-chome, Nakahara-ku Kawasaki-shi
Kanagawa 211-8588 / JP
[N/P]
Former [2007/06]For all designated states
Fujitsu Media Devices Limited
3-12, Shin-Yokohama 2-chome, Kohoku-ku Yokohama-shi
Kanagawa 222-0033 / JP
For all designated states
FUJITSU LIMITED
1-1, Kamikodanaka 4-chome, Nakahara-ku Kawasaki-shi
Kanagawa 211-8588 / JP
Former [2005/49]For all designated states
Fujitsu Media Devices Limited
3-12, Shin-Yokohama 2-chome, Kohoku-ku Yokohama-shi
Kanagawa 222-0033 / JP
For all designated states
FUJITSU LIMITED
1-1, Kamikodanaka 4-chome, Nakahara-ku Kawasaki-shi
Kanagawa 211-8588 / JP
Inventor(s)01 / Taniguchi, Shinji c/o Fujitsu Limited
1-1, Kamikodanaka 4-chome Nakahara-ku
Kawasaki-shi Kanagawa 211-8588 / JP
02 / Nishihara, Tokihiro c/o Fujitsu Limited
1-1, Kamikodanaka 4-chome Nakahara-ku
Kawasaki-shi Kanagawa 211-8588 / JP
03 / Sakashita, Takeshi c/o Fujitsu Limited
1-1, Kamikodanaka 4-chome Nakahara-ku
Kawasaki-shi Kanagawa 211-8588 / JP
04 / Yokoyama, Tsuyoshi c/o Fujitsu Limited
1-1, Kamikodanaka 4-chome Nakahara-ku
Kawasaki-shi Kanagawa 211-8588 / JP
05 / Iwaki, Masafumi c/o Fujitsu Limited
1-1, Kamikodanaka 4-chome Nakahara-ku
Kawasaki-shi Kanagawa 211-8588 / JP
06 / Ueda, Masanori c/o Fujitsu Media Devices Ltd
3-12, Shin-Yokohama 2-chome Kohoku-ku
Yokohama-shi Kanagawa 222-0033 / JP
07 / Miyashita, Tsutomu c/o Fujitsu Media Devices Ltd
3-12, Shin-Yokohama 2-chome Kohoku-ku
Yokohama-shi Kanagawa 222-0033 / JP
 [2005/49]
Representative(s)Wilding, Frances Ward
Haseltine Lake LLP
Lincoln House, 5th Floor
300 High Holborn
London WC1V 7JH / GB
[N/P]
Former [2008/34]Wilding, Frances Ward
Haseltine Lake Lincoln House 300 High Holborn
London WC1V 7JH / GB
Former [2005/49]Wilding, Frances Ward
Haseltine Lake Imperial House 15-19 Kingsway
London WC2B 6UD / GB
Application number, filing date05253333.831.05.2005
[2005/49]
Priority number, dateJP2004016264631.05.2004         Original published format: JP 2004162646
[2005/49]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1603234
Date:07.12.2005
Language:EN
[2005/49]
Type: B1 Patent specification 
No.:EP1603234
Date:07.02.2007
Language:EN
[2007/06]
Search report(s)(Supplementary) European search report - dispatched on:EP18.10.2005
ClassificationIPC:H03H9/17
[2005/49]
CPC:
H03H9/568 (EP,US); H03H9/15 (KR); H03H3/02 (EP,US);
H03H3/08 (KR); H03H9/173 (EP,US)
Designated contracting statesDE,   FR,   GB [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:Piezoelektrischer Dünnschichtresonator, Filter damit und zugehörige Herstellungsmethode[2005/49]
English:Piezoelectric thin-film resonator and filter and fabricating method[2005/49]
French:Résonateur piézoélectrique à couche mince, filtre et procédé de fabrication[2005/49]
Examination procedure22.12.2005Examination requested  [2006/08]
18.01.2006Despatch of a communication from the examining division (Time limit: M06)
27.07.2006Reply to a communication from the examining division
25.08.2006Communication of intention to grant the patent
20.12.2006Fee for grant paid
20.12.2006Fee for publishing/printing paid
Opposition(s)08.11.2007No opposition filed within time limit [2008/03]
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Documents cited:Search[A]EP1156584  (AGERE SYST GUARDIAN CORP [US]) [A] 1 * the whole document *;
 [X]US2003030118  (KIM EON-KYEONG [KR]) [X] 1-3,5-10,12 * the whole document *;
 [X]US2003127945  (NAKAMURA DAISUKE [JP], et al) [X] 1-3,5-10,12 * the whole document *;
 [PX]US2004183399  (NAKATANI TADASHI [JP], et al) [PX] 1-3,5-10,12 * paragraph [0049] - paragraph [0055]; figure 6F *;
 [LP]US2005099094  (NISHIHARA TOKIHIRO [JP], et al) [LP] 1-12 * paragraphs [0050] , [0051]; figures 7,10 *;
 [A]  - ZALALUTDINOV M ET AL, "SHELL-TYPE MICROMECHANICAL OSCILLATOR", PROCEEDINGS OF THE SPIE, SPIE, BELLINGHAM, VA, US, (20030519), vol. 5116, ISSN 0277-786X, pages 229 - 236, XP009016074 [A] 1,4 * the whole document *

DOI:   http://dx.doi.org/10.1117/12.499107
 [A]  - CHEOL-HYUN HAN ET AL, "Fabrication of dome-shaped diaphragm with circular clamped boundary on silicon substrate", MICRO ELECTRO MECHANICAL SYSTEMS, 1999. MEMS '99. TWELFTH IEEE INTERNATIONAL CONFERENCE ON ORLANDO, FL, USA 17-21 JAN. 1999, PISCATAWAY, NJ, USA,IEEE, US, (19990117), ISBN 0-7803-5194-0, pages 505 - 510, XP010321770 [A] 1,4 * the whole document *
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