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Extract from the Register of European Patents

EP About this file: EP3707749

EP3707749 - THREE-DIMENSIONAL MEMORY DEVICE WITH ANNULAR BLOCKING DIELECTRICS AND METHOD OF MAKING THEREOF [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.06.2024
Database last updated on 24.08.2024
FormerThe patent has been granted
Status updated on  07.07.2023
FormerGrant of patent is intended
Status updated on  15.03.2023
FormerExamination is in progress
Status updated on  22.01.2021
FormerRequest for examination was made
Status updated on  14.08.2020
FormerThe international publication has been made
Status updated on  11.05.2019
Most recent event   Tooltip02.08.2024Lapse of the patent in a contracting state
New state(s): BE, SI		published on 04.09.2024 [2024/36]
Applicant(s)For all designated states
SanDisk Technologies LLC
5080 Spectrum Drive
Suite 1050W
Addison, Texas 75001 / US
[2020/38]
Inventor(s)01 / ZHOU, Fei
c/o Western Digital Technologies Inc.
5601 Great Oaks Parkway
San Jose, California 95119 / US
02 / MAKALA, Raghuveer S.
c/o Western Digital Technologies Inc.
5601 Great Oaks Parkway
San Jose, California 95119 / US
03 / SHARANGPANI, Rahul
c/o Western Digital Technologies Inc.
5601 Great Oaks Parkway
San Jose, California 95119 / US
04 / RAJASHEKHAR, Adarsh
c/o Western Digital Technologies Inc.
5601 Great Oaks Parkway
San Jose, California 95119 / US
 [2020/38]
Representative(s)Murgitroyd & Company
165-169 Scotland Street
Glasgow G5 8PL / GB
[N/P]
Former [2023/32]Murgitroyd & Company
Murgitroyd House
165-169 Scotland Street
Glasgow G5 8PL / GB
Former [2020/38]Mewburn Ellis LLP
Aurora Building
Counterslip
Bristol BS1 6BX / GB
Application number, filing date18873387.720.09.2018
[2020/38]
WO2018US51987
Priority number, dateUS20171580469206.11.2017         Original published format: US201715804692
[2020/38]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019089152
Date:09.05.2019
Language:EN
[2019/19]
Type: A1 Application with search report 
No.:EP3707749
Date:16.09.2020
Language:EN
The application published by WIPO in one of the EPO official languages on 09.05.2019 takes the place of the publication of the European patent application.
[2020/38]
Type: B1 Patent specification 
No.:EP3707749
Date:09.08.2023
Language:EN
[2023/32]
Search report(s)International search report - published on:KR09.05.2019
(Supplementary) European search report - dispatched on:EP27.10.2020
ClassificationIPC:H10B43/10, H10B43/27, H10B43/40, H10B43/50
[2023/13]
CPC:
H10B43/10 (EP,US); H10B41/27 (KR,US); H01L21/76831 (KR);
H01L21/823487 (US); H10B41/35 (KR); H10B41/41 (KR);
H10B43/27 (EP,KR,US); H10B43/35 (KR); H10B43/40 (EP,KR,US);
H10B43/50 (EP,US); H01L21/768 (US) (-)
Former IPC [2020/48]H01L27/11556, H01L27/11524, H01L21/768, H01L27/11582, H01L27/1157, H01L27/11529, H01L27/11573, H01L27/11565, H01L27/11575
Former IPC [2020/38]H01L27/11556, H01L27/11524, H01L21/768, H01L27/11582, H01L27/1157, H01L27/11529, H01L27/11573
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 [2020/38]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:DREIDIMENSIONALE SPEICHERVORRICHTUNG MIT RINGFÖRMIGEN SPERRDIELEKTRIKA UND VERFAHREN ZUR HERSTELLUNG DAVON[2020/38]
English:THREE-DIMENSIONAL MEMORY DEVICE WITH ANNULAR BLOCKING DIELECTRICS AND METHOD OF MAKING THEREOF[2020/38]
French:DISPOSITIF DE MÉMOIRE TRIDIMENSIONNEL AVEC DIÉLECTRIQUES DE BLOCAGE ANNULAIRES ET SON PROCÉDÉ DE FABRICATION[2020/38]
Entry into regional phase17.03.2020National basic fee paid 
17.03.2020Search fee paid 
17.03.2020Designation fee(s) paid 
17.03.2020Examination fee paid 
Examination procedure17.03.2020Examination requested  [2020/38]
11.12.2020Amendment by applicant (claims and/or description)
22.01.2021Despatch of a communication from the examining division (Time limit: M04)
11.03.2021Reply to a communication from the examining division
16.03.2023Communication of intention to grant the patent
30.06.2023Fee for grant paid
30.06.2023Fee for publishing/printing paid
30.06.2023Receipt of the translation of the claim(s)
Opposition(s)13.05.2024No opposition filed within time limit [2024/29]
Fees paidRenewal fee
14.09.2020Renewal fee patent year 03
10.09.2021Renewal fee patent year 04
11.08.2022Renewal fee patent year 05
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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  TooltipAT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
IT09.08.2023
LT09.08.2023
LV09.08.2023
MC09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SI09.08.2023
SK09.08.2023
SM09.08.2023
IE20.09.2023
LU20.09.2023
BE30.09.2023
CH30.09.2023
FR09.10.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
[2024/36]
Former [2024/34]AT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
IT09.08.2023
LT09.08.2023
LV09.08.2023
MC09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SK09.08.2023
SM09.08.2023
IE20.09.2023
LU20.09.2023
CH30.09.2023
FR09.10.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/33]AT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
IT09.08.2023
LT09.08.2023
LV09.08.2023
MC09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SK09.08.2023
SM09.08.2023
IE20.09.2023
LU20.09.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/28]AT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
IT09.08.2023
LT09.08.2023
LV09.08.2023
MC09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SK09.08.2023
SM09.08.2023
LU20.09.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/26]AT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
IT09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SK09.08.2023
SM09.08.2023
LU20.09.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/25]AT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SK09.08.2023
SM09.08.2023
LU20.09.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/23]AT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SK09.08.2023
SM09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/22]AT09.08.2023
CZ09.08.2023
DK09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SM09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/20]AT09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RS09.08.2023
SE09.08.2023
SM09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/10]AT09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RS09.08.2023
SE09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/09]AT09.08.2023
FI09.08.2023
LT09.08.2023
NL09.08.2023
SE09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
Former [2024/08]LT09.08.2023
NL09.08.2023
NO09.11.2023
GR10.11.2023
Documents cited:Search[A]US2014048868  (KIM JUHYUNG [KR], et al);
 [A]US2016163725  (KAMIYA HIROYUKI [JP], et al);
 [XAI]US2017084623  (SHARANGPANI RAHUL [US], et al)
International search[Y]US2014048868  (KIM JUHYUNG [KR], et al);
 [A]US2015111352  (LEE KI HONG [KR], et al);
 [Y]US2016163725  (KAMIYA HIROYUKI [JP], et al);
 [A]US2016163728  (TSUTSUMI MASANORI [JP], et al);
 [A]US2017125436  (SHARANGPANI RAHUL [US], et al)
by applicantUS2017084623
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.