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Extract from the Register of European Patents

EP About this file: EP4276836

EP4276836 - CONTROL METHOD, SEMICONDUCTOR MEMORY, AND ELECTRONIC DEVICE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  13.10.2023
Database last updated on 19.07.2024
FormerThe international publication has been made
Status updated on  29.09.2023
Formerunknown
Status updated on  18.01.2023
Most recent event   Tooltip29.05.2024The date on which the examining division becomes responsible, has been established 
29.05.2024Amendment by applicant 
Applicant(s)For all designated states
Changxin Memory Technologies, Inc.
No. 388, Xingye Avenue
Airport Industrial Park
Economic and Technological Development Area
Hefei, Anhui 230601 / CN
[2023/46]
Inventor(s)01 / EOM, Yoonjoo
Hefei Anhui 230601 / CN
02 / WANG, Lin
Hefei Anhui 230601 / CN
03 / ZHANG, Zhiqiang
Hefei Anhui 230601 / CN
04 / GONG, Yuanyuan
Hefei Anhui 230601 / CN
 [2023/46]
Representative(s)V.O.
P.O. Box 87930
2508 DH Den Haag / NL
[2023/46]
Application number, filing date22839625.519.05.2022
[2023/46]
WO2022CN93935
Priority number, dateCN20221030657125.03.2022         Original published format: CN202210306571
CN20221050155409.05.2022         Original published format: CN202210501554
[2023/46]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2023178820
Date:28.09.2023
Language:ZH
[2023/39]
Type: A1 Application with search report 
No.:EP4276836
Date:15.11.2023
Language:EN
[2023/46]
Search report(s)International search report - published on:CN28.09.2023
(Supplementary) European search report - dispatched on:EP02.02.2024
ClassificationIPC:G11C29/02, G11C29/50, G11C29/12
[2024/10]
CPC:
G11C29/50008 (EP,US); G11C29/022 (EP,KR); G11C11/4096 (KR);
G11C29/56 (KR); G11C7/1045 (KR); G11C2029/5002 (US)
Former IPC [2023/46]G11C29/12
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 [2023/46]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:STEUERUNGSVERFAHREN, HALBLEITERSPEICHER UND ELEKTRONISCHE VORRICHTUNG[2023/46]
English:CONTROL METHOD, SEMICONDUCTOR MEMORY, AND ELECTRONIC DEVICE[2023/46]
French:PROCÉDÉ DE COMMANDE, MÉMOIRE À SEMI-CONDUCTEURS, ET DISPOSITIF ÉLECTRONIQUE[2023/46]
Entry into regional phase18.01.2023Translation filed 
18.01.2023National basic fee paid 
18.01.2023Search fee paid 
18.01.2023Designation fee(s) paid 
18.01.2023Examination fee paid 
Examination procedure18.01.2023Examination requested  [2023/46]
29.05.2024Amendment by applicant (claims and/or description)
29.05.2024Date on which the examining division has become responsible
Fees paidRenewal fee
27.03.2024Renewal fee patent year 03
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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.
Documents cited:Search[A]JP2003151300  (MATSUSHITA ELECTRIC IND CO LTD);
 [A]US2008143377  (CHO YONG-KI [KR], et al);
 [A]US2010237902  (SOHN YOUNG-HOON [KR], et al);
 [A]US2015084668  (YUN JAE WOONG [KR])
International search[A]US2005007835  (LEE KEE-HOON [KR], et al) [A] 1-21 * entire document *;
 [A]US2012239337  (MATSUO TATSURU [JP]) [A] 1-21 * entire document *;
 [A]US2014298125  (DEVADZE SERGEI [EE], et al) [A] 1-21* entire document *;
 [A]US2015016200  (CHA JEONG YUN [KR], et al) [A] 1-21 * claims 1-20, and description, paragraphs [0006]-[0128] *;
 [A]US2015084668  (YUN JAE WOONG [KR]) [A] 1-21 * entire document *
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.