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Extract from the Register of European Patents

EP About this file: EP3196168

EP3196168 - NANOSIZED SPHERICAL FERRITE PARTICLES AND METHOD FOR MANUFACTURING SAME [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  07.06.2024
Database last updated on 19.10.2024
FormerThe patent has been granted
Status updated on  30.06.2023
FormerGrant of patent is intended
Status updated on  10.05.2023
FormerExamination is in progress
Status updated on  03.04.2023
FormerGrant of patent is intended
Status updated on  01.12.2022
FormerExamination is in progress
Status updated on  19.03.2021
FormerRequest for examination was made
Status updated on  23.06.2017
FormerThe international publication has been made
Status updated on  11.04.2017
Most recent event   Tooltip18.10.2024Lapse of the patent in a contracting state
New state(s): GB		published on 20.11.2024 [2024/47]
Applicant(s)For all designated states
Powdertech Co., Ltd.
217, Toyofuta
Kashiwa-shi, Chiba 277-8557 / JP
[2017/30]
Inventor(s)01 / AGA, Koji
c/o Powdertech Co., Ltd.
217, Toyofuta
Kashiwa-shi, Chiba 277-8557 / JP
02 / IGARASHI, Tetsuya
c/o Powdertech Co., Ltd.
217, Toyofuta
Kashiwa-shi, Chiba 277-8557 / JP
 [2017/30]
Representative(s)Vossius & Partner Patentanwälte Rechtsanwälte mbB
Siebertstrasse 3
81675 München / DE
[2017/30]
Application number, filing date15842995.102.09.2015
[2017/30]
WO2015JP74941
Priority number, dateJP2014019198519.09.2014         Original published format: JP 2014191985
[2017/30]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2016043051
Date:24.03.2016
Language:JA
[2016/12]
Type: A1 Application with search report 
No.:EP3196168
Date:26.07.2017
Language:EN
[2017/30]
Type: B1 Patent specification 
No.:EP3196168
Date:02.08.2023
Language:EN
[2023/31]
Search report(s)International search report - published on:JP24.03.2016
(Supplementary) European search report - dispatched on:EP19.06.2018
ClassificationIPC:H01F1/34, C01G49/00
[2023/21]
CPC:
H01F1/344 (EP,US); C01G49/009 (KR); B82Y25/00 (EP,US);
B82Y40/00 (US); C01G49/0072 (EP,US); C09C1/22 (EP,US);
C09D157/06 (US); C09D7/61 (EP,US); C09D7/62 (EP,US);
C09D7/70 (EP,US); G03G9/1075 (EP,KR,US); G03G9/1085 (EP,KR,US);
C01P2004/03 (EP,US); C01P2004/32 (EP,KR,US); C01P2004/61 (EP,KR,US);
C01P2004/62 (EP,KR,US); C01P2004/64 (EP,KR,US); C01P2004/84 (EP,US);
C01P2006/12 (EP,US); C01P2006/40 (EP,US); C01P2006/42 (EP,US);
C08K2201/005 (US); C08K2201/01 (US); C08K3/013 (EP,US);
C08K3/10 (EP,US); C08K9/02 (US); C08K9/06 (US) (-)
Former IPC [2022/48]H01F1/34
Former IPC [2017/30]C01G49/00, B82Y25/00, B82Y40/00, G03G9/107, H01F1/36
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2017/30]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
TitleGerman:KUGELFÖRMIGE FERRITPARTIKEL IN NANOGRÖSSE UND VERFAHREN ZUR HERSTELLUNG DAVON[2017/30]
English:NANOSIZED SPHERICAL FERRITE PARTICLES AND METHOD FOR MANUFACTURING SAME[2017/30]
French:PARTICULES SPHÉRIQUES, NANOMÉTRIQUES, DE FERRITE ET LEUR PROCÉDÉ DE FABRICATION[2017/30]
Entry into regional phase11.04.2017Translation filed 
19.04.2017National basic fee paid 
19.04.2017Search fee paid 
19.04.2017Designation fee(s) paid 
19.04.2017Examination fee paid 
Examination procedure11.04.2017Date on which the examining division has become responsible
19.04.2017Examination requested  [2017/30]
14.01.2019Amendment by applicant (claims and/or description)
18.03.2021Despatch of a communication from the examining division (Time limit: M06)
04.08.2021Reply to a communication from the examining division
02.12.2022Communication of intention to grant the patent
31.03.2023Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
31.03.2023Fee for grant paid
31.03.2023Fee for publishing/printing paid
11.05.2023Communication of intention to grant the patent
26.06.2023Fee for grant paid
26.06.2023Fee for publishing/printing paid
26.06.2023Receipt of the translation of the claim(s)
Opposition(s)03.05.2024No opposition filed within time limit [2024/28]
Fees paidRenewal fee
22.09.2017Renewal fee patent year 03
24.09.2018Renewal fee patent year 04
24.09.2019Renewal fee patent year 05
23.09.2020Renewal fee patent year 06
23.09.2021Renewal fee patent year 07
20.09.2022Renewal fee patent year 08
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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  TooltipAT02.08.2023
CZ02.08.2023
DK02.08.2023
EE02.08.2023
ES02.08.2023
FI02.08.2023
HR02.08.2023
IT02.08.2023
LT02.08.2023
LV02.08.2023
MC02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SI02.08.2023
SK02.08.2023
SM02.08.2023
IE02.09.2023
LU02.09.2023
BE30.09.2023
CH30.09.2023
FR02.10.2023
GB02.11.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
[2024/47]
Former [2024/36]AT02.08.2023
CZ02.08.2023
DK02.08.2023
EE02.08.2023
ES02.08.2023
FI02.08.2023
HR02.08.2023
IT02.08.2023
LT02.08.2023
LV02.08.2023
MC02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SI02.08.2023
SK02.08.2023
SM02.08.2023
IE02.09.2023
LU02.09.2023
BE30.09.2023
CH30.09.2023
FR02.10.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/34]AT02.08.2023
CZ02.08.2023
DK02.08.2023
EE02.08.2023
ES02.08.2023
FI02.08.2023
HR02.08.2023
IT02.08.2023
LT02.08.2023
LV02.08.2023
MC02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SK02.08.2023
SM02.08.2023
IE02.09.2023
LU02.09.2023
CH30.09.2023
FR02.10.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/33]AT02.08.2023
CZ02.08.2023
DK02.08.2023
EE02.08.2023
ES02.08.2023
FI02.08.2023
HR02.08.2023
IT02.08.2023
LT02.08.2023
LV02.08.2023
MC02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SK02.08.2023
SM02.08.2023
IE02.09.2023
LU02.09.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/28]AT02.08.2023
CZ02.08.2023
DK02.08.2023
EE02.08.2023
ES02.08.2023
FI02.08.2023
HR02.08.2023
IT02.08.2023
LT02.08.2023
LV02.08.2023
MC02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SK02.08.2023
SM02.08.2023
LU02.09.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/26]AT02.08.2023
CZ02.08.2023
DK02.08.2023
EE02.08.2023
ES02.08.2023
FI02.08.2023
HR02.08.2023
IT02.08.2023
LT02.08.2023
LV02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SK02.08.2023
SM02.08.2023
LU02.09.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/25]AT02.08.2023
CZ02.08.2023
DK02.08.2023
EE02.08.2023
ES02.08.2023
FI02.08.2023
HR02.08.2023
LT02.08.2023
LV02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SK02.08.2023
SM02.08.2023
LU02.09.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/23]AT02.08.2023
CZ02.08.2023
DK02.08.2023
EE02.08.2023
ES02.08.2023
FI02.08.2023
HR02.08.2023
LT02.08.2023
LV02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SK02.08.2023
SM02.08.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/22]AT02.08.2023
CZ02.08.2023
DK02.08.2023
FI02.08.2023
HR02.08.2023
LT02.08.2023
LV02.08.2023
NL02.08.2023
PL02.08.2023
RO02.08.2023
RS02.08.2023
SE02.08.2023
SM02.08.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/20]AT02.08.2023
FI02.08.2023
HR02.08.2023
LT02.08.2023
LV02.08.2023
NL02.08.2023
PL02.08.2023
RS02.08.2023
SE02.08.2023
SM02.08.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/10]AT02.08.2023
FI02.08.2023
HR02.08.2023
LT02.08.2023
LV02.08.2023
NL02.08.2023
PL02.08.2023
RS02.08.2023
SE02.08.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
PT04.12.2023
Former [2024/09]AT02.08.2023
FI02.08.2023
LT02.08.2023
NL02.08.2023
SE02.08.2023
NO02.11.2023
GR03.11.2023
IS02.12.2023
Former [2024/08]LT02.08.2023
NL02.08.2023
NO02.11.2023
GR03.11.2023
Documents cited:Search[XI]EP1965263  (POWDERTECH CO LTD [JP]) [X] 1,3-6 * paragraphs [0028] , [0063] , [0073] , [0074] * [I] 2;
 [AD]EP1965264  (POWDERTECH CO LTD [JP]) [AD] 1-6 * example 1 *;
 [A]US2011244389  (KOJIMA TAKASHI [JP], et al) [A] 1-6* claims 1-5 *;
 [XI]EP2402820  (POWDERTECH CO LTD [JP]) [X] 1-5 * paragraphs [0074] , [0083]; table 4 * [I] 6;
 [XI]JP2012181398  (POWDERTECH CO LTD) [X] 1-5 * paragraphs [0056] , [0101] , [0122] , [0131] , [0132]; claim 9 * [I] 6;
 [X]EP2615499  (POWDERTECH CO LTD [JP]) [X] 1-6 * paragraphs [0060] , [0061] , [0101] , [0110] , [0111] *
International search[A]JPS58123550  (HITACHI METALS LTD) [A] 1-6* , entire text (Family: none) *;
 [A]JPS59111159  (HITACHI METALS LTD) [A] 1-6 * , claims; example 1 (Family: none) *;
 [A]WO2007063933  (POWDERTECH CO LTD [JP], et al) [A] 1-6 * , entire text & JP 5166881 B & US 2009/0130587 A1 entire text & EP 1965263 A1 *;
 [A]JP2008216339  (POWDERTECH CO LTD) [A] 1-6 * , entire text & US 2008/0206664 A1 entire text & EP 1965264 A1 *;
 [A]JP2008249855  (POWDERTECH CO LTD) [A] 1-6 * , entire text & US 2008/0241729 A1 entire text & EP 1975731 A1 *;
 [A]JP2009244572  (POWDERTECH CO LTD) [A] 1-6 * , entire text & US 2011/0013948 A1 entire text & WO 2009/122832 A1 & EP 2267550 A1 *;
 [A]JP2011170272  (DOWA ELECTRONICS MATERIALS CO, et al) [A] 1-6 * , entire text (Family: none) *;
 [X]JP2011227452  (POWDERTECH CO LTD) [X] 1-6 * , example 1; paragraphs [0015], [0018], [0028] to [0029], [0048], [0057] to [0058], [0069], [0071], [0082]; example 11 & US 2011/0244389 A1 paragraphs [0059], [0070] to [0071], [0084] to [0086], [0098], [0107], [0113] to [0114], [0146] to [0148] *;
 [A]JP2013137455  (POWDERTECH CO LTD) [A] 1-6 * , entire text (Family: none) *
ExaminationEP1170757
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.