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Extract from the Register of European Patents

EP About this file: EP0933385

EP0933385 - Flame retardant epoxy resin for printed board, prepreg, and metal foil clad laminate using the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.04.2005
Database last updated on 02.11.2024
Most recent event   Tooltip08.04.2005No opposition filed within time limitpublished on 25.05.2005  [2005/21]
Applicant(s)For all designated states
Hitachi Chemical Company, Ltd.
1-1, 2-chome, Nishishinjuku
Shinjuku-ku
Tokyo 163-0449 / JP
[N/P]
Former [1999/31]For all designated states
Hitachi Chemical Company, Ltd.
1-1, 2-chome, Nishishinjuku Shinjuku-ku
Tokyo 163-0449 / JP
Inventor(s)01 / Takano, Nozomu
921-10, Yuuki
Yuuki-shi, Ibaraki 307-0001 / JP
02 / Arata, Michitoshi
Shisui-ryo D-406, 240, Ooaza Ozakata
Shimodate-shi, Ibaraki 308-0854 / JP
03 / Murai, Hikari
Kawashima Terasu 102, 221, Ooaza Ozakata
Shimodate-shi, Ibaraki 308-0854 / JP
04 / Takeda, Yoshiyuki
1444-81, Ooaza Ogawa
Shimodate-shi, Ibaraki 308-0854 / JP
[1999/31]
Representative(s)Strehl Schübel-Hopf & Partner
Maximilianstrasse 54
80538 München / DE
[1999/31]
Application number, filing date99100716.215.01.1999
[1999/31]
Priority number, dateJP1998001683929.01.1998         Original published format: JP 1683998
[1999/31]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0933385
Date:04.08.1999
Language:EN
[1999/31]
Type: A3 Search report 
No.:EP0933385
Date:15.05.2002
[2002/20]
Type: B1 Patent specification 
No.:EP0933385
Date:02.06.2004
Language:EN
[2004/23]
Search report(s)(Supplementary) European search report - dispatched on:EP28.03.2002
ClassificationIPC:C08G59/08, C08L63/04, H05K1/03
[2002/20]
CPC:
C08G59/08 (EP,US); C08L63/04 (EP,US); H05K1/0326 (EP,US);
Y10T428/31529 (EP,US)
C-Set:
C08L63/04, C08L61/04 (EP,US)
Former IPC [1999/31]C08G59/08
Designated contracting statesDE,   FR,   GB,   NL [2003/06]
Former [1999/31]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Flammenhemmendes Expoxidharz für Leiterplatte, sowie dieses verwendedes Prepreg und Metallfolien-Schichtstoff[2004/19]
English:Flame retardant epoxy resin for printed board, prepreg, and metal foil clad laminate using the same[1999/31]
French:Résine époxy résistante aux flammes pour un panneau à circuit imprimé, prepreg et laminés recouverts d'une feuille de métal utilisants ladite[2004/19]
Former [1999/31]Flammfeste expoxidharze, Leiterplatte, Prepreg und Metallfolienbedeckte Schichtstoffe
Former [1999/31]Résines époxy résistants aux flammes, un panneau à circuit imprimé, prepreg et laminés recouverts d'une feuille de métal
Examination procedure08.11.2002Examination requested  [2003/02]
27.11.2003Communication of intention to grant the patent
31.03.2004Fee for grant paid
31.03.2004Fee for publishing/printing paid
Opposition(s)03.03.2005No opposition filed within time limit [2005/21]
Fees paidRenewal fee
25.01.2001Renewal fee patent year 03
29.01.2002Renewal fee patent year 04
27.01.2003Renewal fee patent year 05
22.01.2004Renewal fee patent year 06
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Documents cited:Search[A]EP0606947  (SHELL INT RESEARCH [NL]) [A] 1 * example 1; claim 1 *;
 [PA]EP0835892  (HITACHI CHEMICAL CO LTD [JP]) [PA] 1 * claims 1,2 *;
 [A]EP0590463  (SUMITOMO CHEMICAL CO [JP]) [A] 1 * claim 1 *;
 [A]EP0549080  (SHELL INT RESEARCH [NL]) [A] 1 * claims 1,2 *
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.