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Extract from the Register of European Patents

EP About this file: EP2221839

EP2221839 - Niobium powder, sintered body and capacitor using the body [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  21.04.2017
Database last updated on 26.06.2024
Most recent event   Tooltip21.04.2017Patent maintained (B2 publication)published on 24.05.2017  [2017/21]
Applicant(s)For all designated states
SHOWA DENKO K.K.
13-9, Shiba Daimon 1-chome
Minato-ku, Tokyo / JP
[2010/34]
Inventor(s)01 / Omori, Kazuhiro
SHOWA DENKO K.K.
Central Research Laboratory
13-9, Shiba Daimon 1-chome
Minato-ku, Tokyo / JP
02 / Naito, Kazumi
SHOWA DENKO K.K.
Central Research Laboratory
13-9, Shiba Daimon 1-chome
Minato-ku, Tokyo / JP
 [2013/41]
Former [2010/34]01 / Omori, Kazuhiro
SHOWA DENKO K.K. Central Research Laboratory 13-9, Shiba Daimon 1-chome
Minato-ku, Tokyo / JP
02 / Naito, Kazumi
SHOWA DENKO K.K. Central Research Laboratory 13-9, Shiba Daimon 1-chome
Minato-ku, Tokyo / JP
Representative(s)Strehl Schübel-Hopf & Partner
Maximilianstrasse 54
80538 München / DE
[2017/21]
Former [2013/41]Strehl, Peter
Patentanwälte Strehl Schübel-Hopf & Partner Maximilianstrasse 54
80538 München / DE
Former [2010/34]Strehl, Peter
Patentanwälte Strehl Schübel-Hopf & Partner Maximilianstrasse 54
80538 München / DE
Application number, filing date10003488.309.08.2001
[2010/34]
Priority number, dateJP2000024348610.08.2000         Original published format: JP 2000243486
JP2000038472019.12.2000         Original published format: JP 2000384720
JP2001006585209.03.2001         Original published format: JP 2001065852
JP2001017401808.06.2001         Original published format: JP 2001174018
[2010/34]
Previously filed application, dateEP2001095562309.08.2001
[2010/34]
Filing languageJA
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP2221839
Date:25.08.2010
Language:EN
[2010/34]
Type: A3 Search report 
No.:EP2221839
Date:09.03.2011
[2011/10]
Type: B1 Patent specification 
No.:EP2221839
Date:09.10.2013
Language:EN
[2013/41]
Type: B2 New European patent specification 
No.:EP2221839
Date:24.05.2017
Language:EN
[2017/21]
Search report(s)(Supplementary) European search report - dispatched on:EP03.02.2011
ClassificationIPC:H01G9/052, H01G9/042, C22C1/04
[2010/34]
CPC:
H01G9/0525 (EP,US); H01G9/042 (KR); C22C1/045 (EP);
H01G9/028 (EP); B22F2998/00 (EP)
C-Set:
B22F2998/00, B22F1/145, B22F1/148 (KR,EP,US)
Designated contracting statesAT,   BE,   CH,   CY,   DE,   DK,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   TR [2017/21]
Former [2010/34]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE,  TR 
Extension statesALNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
RONot yet paid
SINot yet paid
TitleGerman:Niobpulver, gesinterter Körper und Kondensator mit dem Körper[2010/34]
English:Niobium powder, sintered body and capacitor using the body[2010/34]
French:Poudre de niobium, corps fritté et condensateur utilisant le corps[2010/34]
Examination procedure02.08.2011Amendment by applicant (claims and/or description)
07.09.2011Examination requested  [2011/42]
24.02.2012Despatch of a communication from the examining division (Time limit: M04)
12.06.2012Reply to a communication from the examining division
22.02.2013Communication of intention to grant the patent
04.07.2013Fee for grant paid
04.07.2013Fee for publishing/printing paid
Parent application(s)   TooltipEP01955623.2  / EP1324359
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 (EP20010955623) is  05.11.2009
Opposition(s)Opponent(s)01  04.07.2014    ADMISSIBLE
H.C. Starck GmbH
Im Schleeke 78-91
38642 Goslar / DE
Opponent's representative
dompatent von Kreisler Selting Werner - Partnerschaft von Patent- und Rechtsanwälten mbB, et al, et al
Deichmannhaus am Dom
Bahnhofsvorplatz 1
50667 Köln / DE
 [N/P]
Former [2014/33]
Opponent(s)01  04.07.2014    ADMISSIBLE
H.C. Starck GmbH
Im Schleeke 78-91
38642 Goslar / DE
Opponent's representative
Von Kreisler Selting Werner - Partnerschaft von Patentanwälten und Rechtsanwälten mbB, et al, et al
Deichmannhaus am Dom
Bahnhofsvorplatz 1
50667 Köln / DE
18.08.2014Invitation to proprietor to file observations on the notice of opposition
08.01.2015Reply of patent proprietor to notice(s) of opposition
22.06.2016Legal effect of interlocutory decision in opposition
22.06.2016Date of oral proceedings
25.08.2016Despatch of minutes of oral proceedings
30.08.2016Despatch of interlocutory decision in opposition
03.01.2017Despatch of communication that the patent will be maintained as amended
11.04.2017Fee for printing new specification paid
Fees paidRenewal fee
30.03.2010Renewal fee patent year 03
30.03.2010Renewal fee patent year 04
30.03.2010Renewal fee patent year 05
30.03.2010Renewal fee patent year 06
30.03.2010Renewal fee patent year 07
30.03.2010Renewal fee patent year 08
30.03.2010Renewal fee patent year 09
24.08.2010Renewal fee patent year 10
23.08.2011Renewal fee patent year 11
28.08.2012Renewal fee patent year 12
28.08.2013Renewal fee patent year 13
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
MC09.10.2013
NL09.10.2013
SE09.10.2013
TR09.10.2013
GR10.01.2014
PT10.02.2014
GB09.08.2014
IE09.08.2014
LU09.08.2014
CH31.08.2014
LI31.08.2014
FR01.09.2014
[2016/33]
Former [2016/28]AT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
MC09.10.2013
NL09.10.2013
SE09.10.2013
GR10.01.2014
PT10.02.2014
GB09.08.2014
IE09.08.2014
LU09.08.2014
CH31.08.2014
LI31.08.2014
FR01.09.2014
Former [2015/38]AT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
MC09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
GB09.08.2014
IE09.08.2014
LU09.08.2014
CH31.08.2014
LI31.08.2014
FR01.09.2014
Former [2015/37]AT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
MC09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
GB09.08.2014
IE09.08.2014
LU09.08.2014
CH31.08.2014
LI31.08.2014
Former [2015/36]AT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
MC09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
GB09.08.2014
LU09.08.2014
CH31.08.2014
LI31.08.2014
Former [2015/20]AT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
MC09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
LU09.08.2014
CH31.08.2014
LI31.08.2014
Former [2015/19]AT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
MC09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
LU09.08.2014
Former [2015/18]AT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
MC09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
Former [2014/41]AT09.10.2013
BE09.10.2013
CY09.10.2013
DK09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
Former [2014/38]AT09.10.2013
BE09.10.2013
CY09.10.2013
ES09.10.2013
FI09.10.2013
IT09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
Former [2014/28]AT09.10.2013
BE09.10.2013
CY09.10.2013
ES09.10.2013
FI09.10.2013
NL09.10.2013
SE09.10.2013
PT10.02.2014
Former [2014/26]AT09.10.2013
BE09.10.2013
CY09.10.2013
ES09.10.2013
FI09.10.2013
NL09.10.2013
SE09.10.2013
Former [2014/24]AT09.10.2013
BE09.10.2013
ES09.10.2013
FI09.10.2013
NL09.10.2013
SE09.10.2013
Former [2014/23]BE09.10.2013
FI09.10.2013
NL09.10.2013
SE09.10.2013
Former [2014/22]FI09.10.2013
NL09.10.2013
SE09.10.2013
Documents cited:Search[X]DE19847012  (STARCK H C GMBH CO KG [DE]) [X] 1 * page 3, line 52 ** page 5, lines 50-60; table Tabelle 2 *
OppositionGB1162709
 GB1283689
 US5448447
 US5729428
 WO9819811
 WO9849356
 JP2000243486
 WO0056486
 WO0067936
 EP1093137
 WO0126852
 DE19953946
 EP1202301
 EP1204126
    - GUPTA C.K. ET AL, "Preparation of high purity niobium", JOURNAL OF THE LESS-COMMON METALS, (19880401), vol. 139, pages 189 - 202
    - KAMAT G.R. ET AL, "Open Aluminothermic Reduction of Columbium (Nb) Pentoxide and Purification of the Reduced Metal", METALLURGICAL TRANSACTIONS, (197110), vol. 2, pages 2817 - 2823
    - HÖRMANN M., "Production of High Thermal Conductivity Niobium on a technical scale for High-Frequency Superconductivity", JOURNAL OF THE LESS-COMMON METALS, (198804), vol. 139, no. 1, pages 1 - 14
    - SCHWARTZ N., "Niobium Solid Electrolytic Capacitors", JOURNAL OF THE ELECTROCHEMICAL SOCIETY, (196108), vol. 108, no. 8, pages 750 - 758
    - HD 403279, Kemet Department Linde Company, Progress Report Third Quarter, 01.01.1963 - 31.03.1963
    - GROENENDAAL L.B. ET AL, "Poly(3,4-ethylendioxythiophene) and Its Derivatives: Past, Present, and Future**", ADVANCED MATERIALS, (2000), vol. 12, no. 7, pages 481 - 494
    - BOWEN P., "Particle Size Distribution Measurement from Millimeters to Nanometers and from Rods to Platelets", JOURNAL OF DISPERSION SCIENCE AND TECHNOLOGY, (2002), vol. 23, no. 5, pages 631 - 662
    - ELVERS B. ET AL, Ullmann's Encyclopedia of Industrial Chemistry, WEINHEIM, VCH VERLAGSGESELLSCHAFT MBH, (1993), vol. A23, pages 199 - 204
    - KLOBES P. ET AL, 960-17 Porosity and Specific Surface Area Measurements for Solid Materials, (20060901), pages 1 - 79
    - DIN ISO 9277 :2010, Bestimmung der spezifischen Oberfläche von Festkörpen mittels Gasdsorbtion - BET - Verfahren
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.