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Extract from the Register of European Patents

EP About this file: EP3276802

EP3276802 - RARE-EARTH MAGNET AND LINEAR MOTOR USING SAME [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.07.2023
Database last updated on 25.03.2025
FormerThe patent has been granted
Status updated on  05.08.2022
FormerGrant of patent is intended
Status updated on  07.04.2022
FormerExamination is in progress
Status updated on  08.10.2021
FormerRequest for examination was made
Status updated on  29.12.2017
FormerThe international publication has been made
Status updated on  16.10.2017
Most recent event   Tooltip15.11.2024Lapse of the patent in a contracting state
New state(s): BG		published on 18.12.2024  [2024/51]
Applicant(s)For all designated states
Nitto Denko Corporation
1-2 Shimohozumi 1-chome
Ibaraki-shi, Osaka 567-8680 / JP
[2018/05]
Inventor(s)01 / FUJIHARA Makoto
c/o NITTO DENKO CORPORATION
1-2 Shimohozumi 1-chome
Ibaraki-shi Osaka 567-8680 / JP
02 / HOSHINO Toshinobu
c/o NITTO DENKO CORPORATION
1-2 Shimohozumi 1-chome
Ibaraki-shi Osaka 567-8680 / JP
03 / SAITO Shoichiro
c/o NITTO DENKO CORPORATION
1-2 Shimohozumi 1-chome
Ibaraki-shi Osaka 567-8680 / JP
04 / FUJIKAWA Kenichi
c/o NITTO DENKO CORPORATION
1-2 Shimohozumi 1-chome
Ibaraki-shi Osaka 567-8680 / JP
 [2018/05]
Representative(s)Gill Jennings & Every LLP
The Broadgate Tower
20 Primrose Street
London EC2A 2ES / GB
[2018/05]
Application number, filing date16768878.724.03.2016
[2018/05]
WO2016JP59390
Priority number, dateJP2015006108124.03.2015         Original published format: JP 2015061081
JP2016002277009.02.2016         Original published format: JP 2016022770
[2018/05]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2016152975
Date:29.09.2016
Language:JA
[2016/39]
Type: A1 Application with search report 
No.:EP3276802
Date:31.01.2018
Language:EN
[2018/05]
Type: B1 Patent specification 
No.:EP3276802
Date:07.09.2022
Language:EN
[2022/36]
Search report(s)International search report - published on:JP29.09.2016
(Supplementary) European search report - dispatched on:EP29.11.2018
ClassificationIPC:H01F41/02, H01F1/057, H02K41/03, H01F7/02, H02K15/03
[2022/14]
CPC:
H01F1/0577 (EP,KR,US); H01F7/02 (EP,KR,US); H01F13/003 (US);
H01F41/0273 (EP,US); H02K1/02 (KR); H02K15/03 (EP,US);
H02K41/02 (US); H02K41/03 (EP,US); H02K41/031 (KR);
H01F41/028 (US) (-)
Former IPC [2019/01]H02K41/03, H01F1/057, H01F7/02, H02K15/03, H01F41/02
Former IPC [2018/05]H02K41/03, H01F1/057, H01F7/02, H02K15/03
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 [2018/05]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:SELTENERDMAGNET UND LINEARMOTOR DAMIT[2018/05]
English:RARE-EARTH MAGNET AND LINEAR MOTOR USING SAME[2018/05]
French:AIMANT DE TERRES RARES ET MOTEUR LINÉAIRE L'UTILISANT[2018/05]
Entry into regional phase16.10.2017Translation filed 
16.10.2017National basic fee paid 
16.10.2017Search fee paid 
16.10.2017Designation fee(s) paid 
16.10.2017Examination fee paid 
Examination procedure16.10.2017Examination requested  [2018/05]
16.10.2017Date on which the examining division has become responsible
18.06.2019Amendment by applicant (claims and/or description)
07.10.2021Despatch of a communication from the examining division (Time limit: M02)
02.12.2021Reply to a communication from the examining division
08.04.2022Communication of intention to grant the patent
01.08.2022Fee for grant paid
01.08.2022Fee for publishing/printing paid
01.08.2022Receipt of the translation of the claim(s)
Opposition(s)08.06.2023No opposition filed within time limit [2023/33]
Fees paidRenewal fee
13.03.2018Renewal fee patent year 03
13.03.2019Renewal fee patent year 04
12.03.2020Renewal fee patent year 05
23.03.2021Renewal fee patent year 06
25.03.2022Renewal fee patent year 07
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  TooltipAL07.09.2022
AT07.09.2022
BG07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
IT07.09.2022
LT07.09.2022
LV07.09.2022
MC07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SI07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
GB24.03.2023
IE24.03.2023
LU24.03.2023
BE31.03.2023
CH31.03.2023
FR31.03.2023
LI31.03.2023
[2024/51]
Former [2024/26]AL07.09.2022
AT07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
IT07.09.2022
LT07.09.2022
LV07.09.2022
MC07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SI07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
GB24.03.2023
IE24.03.2023
LU24.03.2023
BE31.03.2023
CH31.03.2023
FR31.03.2023
LI31.03.2023
Former [2024/11]AL07.09.2022
AT07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
MC07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SI07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
GB24.03.2023
IE24.03.2023
LU24.03.2023
BE31.03.2023
CH31.03.2023
FR31.03.2023
LI31.03.2023
Former [2024/09]AL07.09.2022
AT07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
MC07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SI07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
GB24.03.2023
IE24.03.2023
LU24.03.2023
CH31.03.2023
LI31.03.2023
Former [2024/08]AL07.09.2022
AT07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
MC07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SI07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
GB24.03.2023
IE24.03.2023
LU24.03.2023
Former [2024/02]AL07.09.2022
AT07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
MC07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SI07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
LU24.03.2023
Former [2023/48]AL07.09.2022
AT07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
MC07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SI07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
Former [2023/37]AL07.09.2022
AT07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SI07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
Former [2023/34]AL07.09.2022
AT07.09.2022
CZ07.09.2022
DK07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
Former [2023/30]AL07.09.2022
AT07.09.2022
CZ07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
NL07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
Former [2023/29]AL07.09.2022
AT07.09.2022
CZ07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
Former [2023/26]AT07.09.2022
CZ07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
PL07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
IS07.01.2023
PT09.01.2023
Former [2023/23]AT07.09.2022
CZ07.09.2022
EE07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SK07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
PT09.01.2023
Former [2023/22]AT07.09.2022
CZ07.09.2022
ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
RO07.09.2022
RS07.09.2022
SE07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
PT09.01.2023
Former [2023/20]ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
RS07.09.2022
SE07.09.2022
SM07.09.2022
NO07.12.2022
GR08.12.2022
Former [2023/10]ES07.09.2022
FI07.09.2022
HR07.09.2022
LT07.09.2022
LV07.09.2022
RS07.09.2022
SE07.09.2022
NO07.12.2022
GR08.12.2022
Former [2023/09]ES07.09.2022
FI07.09.2022
LT07.09.2022
LV07.09.2022
RS07.09.2022
SE07.09.2022
NO07.12.2022
Former [2023/08]ES07.09.2022
FI07.09.2022
LT07.09.2022
RS07.09.2022
SE07.09.2022
NO07.12.2022
Documents cited:Search[X]WO9414175  (COOKSON GROUP PLC [GB], et al) [X] 1-11 * page 6, paragraph 2 * * page 12, paragraph 4; figure 7B *;
 [X]JP2001076925  (HITACHI METALS LTD) [X] 1-11 * paragraph [0021]; figures 1,5; example 1 *;
 [I]WO2013175730  (PANASONIC CORP [JP]) [I] 1-11* figure 4; claims 1,6,7 *
International search[A]DE3913276  (SIEMENS AG [DE]) [A] 1-11* , entire text; all drawings (Family: none) *;
 [Y]JPH08107665  (HITACHI METALS LTD) [Y] 10-11 * , paragraph [0011]; fig. 1 & US 5808381 A column 3, lines 12 to 35; fig. 1 *;
 [XYA]JP2001006924  (TODA KOGYO CORP) [X] 1, 4-5, 8-9 * , paragraphs [0014] to [0018]; fig. 6, 9 & US 6304162 B1 & EP 1063659 A2 paragraphs [0028] to [0036]; fig. 17/33, 21/33 * [Y] 10-11 [A] 2-3, 6-7;
 [Y]JP2005044820  (NEOMAX CO LTD) [Y] 6, 10-11 * , paragraphs [0019] to [0020], [0028] to [0031]; fig. 1 to 3 & US 2005/0076973 A1 paragraphs [0018] to [0019], [0027], [0050] to [0052]; fig. 1 to 3 *;
 [XYA]JP3864986B  (Aichi Steel Works Ltd.) [X] 1-3, 7-9 * , paragraphs [0012] to [0015], [0022], [0048] to [0049]; fig. 1, 5, 8 (Family: none) * [Y] 6, 10-11 [A] 4-5;
 [Y]US2013328453  (DUNCAN GERALD DAVID [NZ], et al) [Y] 6, 10-11 * , paragraphs [0140], [0142], [0191]; fig. 4b & US 2011/0012463 A1 & WO 2009/017430 A1 & CN 101816117 A *
ExaminationEP1063659
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.