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Extract from the Register of European Patents

EP About this file: EP1142848

EP1142848 - Calcium silicate board and method of manufacturing same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.04.2005
Database last updated on 20.09.2024
Most recent event   Tooltip10.02.2006Lapse of the patent in a contracting statepublished on 29.03.2006  [2006/13]
Applicant(s)For all designated states
Nichias Co., Ltd.
1-26, Shibadaimon 1-chome, Minato-ku
Tokyo 105-8555 / JP
[N/P]
Former [2001/41]For all designated states
Nichias Co., Ltd.
1-26, Shibadaimon 1-chome, Minato-ku
Tokyo 105-8555 / JP
Inventor(s)01 / Nakagawa, Shigeru
Hamamatsu Research Inst., 8-1 Shinmiyakoda 1-chome
Hamamatsu-shi, Shizuoka / JP
02 / Naruse, Seiichi
Hamamatsu Research Inst., 8-1 Shinmiyakoda 1-chome
Hamamatsu-shi, Shizuoka / JP
03 / Kanou, Takamaro
Hamamatsu Research Inst., 8-1 Shinmiyakoda 1-chome
Hamamatsu-shi, Shizuoka / JP
 [2001/41]
Representative(s)Müller-Wolff, Thomas, et al
Patentanwalt
Postfach 19 02 17
53037 Bonn / DE
[N/P]
Former [2003/13]Müller-Wolff, Thomas, Dipl.-Ing., et al
Patentanwalt, Postfach 19 02 17
53037 Bonn / DE
Former [2003/04]Müller-Wolff, Thomas, Dipl.-Ing.
Patentanwalt, Postfach 13 54
53703 Siegburg / DE
Former [2001/41]Müller-Wolff, Thomas, Dipl.-Ing., et al
HARWARDT NEUMANN Patent- und Rechtsanwälte, Brandstrasse 10
53721 Siegburg / DE
Application number, filing date01102933.708.02.2001
[2001/41]
Priority number, dateJP2000003646615.02.2000         Original published format: JP 2000036466
[2001/41]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1142848
Date:10.10.2001
Language:EN
[2001/41]
Type: B1 Patent specification 
No.:EP1142848
Date:09.06.2004
Language:EN
[2004/24]
Search report(s)(Supplementary) European search report - dispatched on:EP16.07.2001
ClassificationIPC:C04B28/18, C04B14/26, // (C04B28/18, 14:26, 18:24, 22:14), C04B111:28
[2001/41]
CPC:
C04B28/18 (EP); C04B14/26 (EP); C04B2111/28 (EP);
C04B2111/285 (EP); Y02W30/91 (EP)
C-Set:
C04B28/18, C04B11/05, C04B14/043, C04B14/26, C04B18/241, C04B20/008, C04B40/024 (EP);
C04B28/18, C04B11/05, C04B14/26, C04B20/0048, C04B20/008 (EP);
C04B28/18, C04B14/043, C04B14/26, C04B18/241, C04B20/008, C04B22/143, C04B40/024 (EP)
Designated contracting statesDE,   GB [2002/27]
Former [2001/41]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  TR 
TitleGerman:Kalziumsilikatplatte und Verfahren zu ihrer Herstellung[2001/41]
English:Calcium silicate board and method of manufacturing same[2001/41]
French:Panneau à base de silicate de calcium et son procédé de fabrication[2001/41]
Examination procedure20.09.2001Examination requested  [2001/48]
20.11.2002Despatch of a communication from the examining division (Time limit: M06)
24.03.2003Reply to a communication from the examining division
02.04.2003Despatch of a communication from the examining division (Time limit: M04)
08.05.2003Reply to a communication from the examining division
16.09.2003Despatch of a communication from the examining division (Time limit: M04)
12.11.2003Reply to a communication from the examining division
10.12.2003Communication of intention to grant the patent
02.04.2004Fee for grant paid
02.04.2004Fee for publishing/printing paid
Opposition(s)10.03.2005No opposition filed within time limit [2005/22]
Fees paidRenewal fee
20.02.2003Renewal fee patent year 03
21.02.2004Renewal fee patent year 04
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Lapses during opposition  TooltipGB08.02.2005
[2006/13]
Documents cited:Search[YD]JPH06305807  ;
 [A]US3001882  (TAYLOR WILLIAM C) [A] 1,4 * claim 10 *;
 JPS5884153  [ ] (KUBOTA LTD);
 [A]EP0207920  (CHANTIER BERTRAND SPRL [BE]);
 [A]DE3633471  (SUMITOMO METAL MINING CO [JP]) [A] 1-3,6 * page 2, lines 59,60; claims 1,2 *;
 [Y]WO9200927  (HARDIE & CO PTY LTD J [AU]) [Y] 1-3,5-7 * page 5, line 9 - page 6, line 11; claim 1 *;
 [YD]  - PATENT ABSTRACTS OF JAPAN, (19950331), vol. 1995, no. 02, & JP06305807 A 19941101 (NICHIAS CORP) [YD] 1-3,5-7 * abstract *
 [A]  - KUBOTA LTD., CHEMICAL ABSTRACTS, (19831031), vol. 99, no. 18, Database accession no. 145114u, page 313, XP000188608 [A] 1,5 * abstract *
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.