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Extract from the Register of European Patents

EP About this file: EP3138102

EP3138102 - MEMORY CELL RETENTION ENHANCEMENT THROUGH ERASE STATE MODIFICATION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  28.08.2020
Database last updated on 05.10.2024
FormerThe patent has been granted
Status updated on  20.09.2019
FormerGrant of patent is intended
Status updated on  23.05.2019
FormerExamination is in progress
Status updated on  30.03.2018
FormerRequest for examination was made
Status updated on  03.02.2017
FormerThe international publication has been made
Status updated on  21.11.2016
Most recent event   Tooltip08.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 10.08.2022  [2022/32]
Applicant(s)For all designated states
Microchip Technology Incorporated
2355 West Chandler Boulevard
Chandler, AZ 85224-6199 / US
[2017/10]
Inventor(s)01 / WALLS, Jim
547 West Mendoza Ave.
Mesa, AZ 85210 / US
02 / MURALI, Santosh
1265 E. University Dr.
Apt. 2028
Tempe, AZ 85281 / US
 [2017/10]
Representative(s)sgb europe
Bergstrasse 31
82069 Hohenschäftlarn / DE
[N/P]
Former [2019/43]sgb europe
Lechnerstraße 25a
82067 Ebenhausen / DE
Former [2017/10]Grubert, Andreas
c/o Westphal, Mussgnug & Partner
Patentanwälte mbB
Herzog-Wilhelm-Straße 26
80331 München / DE
Application number, filing date15724408.829.04.2015
[2017/10]
WO2015US28261
Priority number, dateUS201461985993P29.04.2014         Original published format: US 201461985993 P
US20141455438326.11.2014         Original published format: US201414554383
[2017/10]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2015168267
Date:05.11.2015
Language:EN
[2015/44]
Type: A1 Application with search report 
No.:EP3138102
Date:08.03.2017
Language:EN
The application published by WIPO in one of the EPO official languages on 05.11.2015 takes the place of the publication of the European patent application.
[2017/10]
Type: B1 Patent specification 
No.:EP3138102
Date:23.10.2019
Language:EN
[2019/43]
Search report(s)International search report - published on:EP05.11.2015
ClassificationIPC:G11C13/00, G11C7/04
[2019/24]
CPC:
G11C13/0069 (EP,CN,KR,US); G11C7/04 (EP,CN,KR,US); G11C13/0007 (EP,CN,KR,US);
G11C13/0011 (EP,CN,KR,US); G11C13/0035 (EP,CN,KR,US); G11C13/0097 (EP,CN,KR,US);
G11C2013/0083 (EP,CN,KR,US) (-)
Former IPC [2017/10]G11C13/00
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 [2017/10]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
TitleGerman:ERHÖHUNG DER SPEICHERZELLENRETENTION DURCH LÖSCHZUSTANDSMODIFIKATION[2017/10]
English:MEMORY CELL RETENTION ENHANCEMENT THROUGH ERASE STATE MODIFICATION[2017/10]
French:AMÉLIORATION DE CONSERVATION DE CELLULE DE MÉMOIRE PAR MODIFICATION D'ÉTAT D'EFFACEMENT[2017/10]
Entry into regional phase21.11.2016National basic fee paid 
21.11.2016Designation fee(s) paid 
21.11.2016Examination fee paid 
Examination procedure21.11.2016Amendment by applicant (claims and/or description)
21.11.2016Examination requested  [2017/10]
21.11.2016Date on which the examining division has become responsible
29.03.2018Despatch of a communication from the examining division (Time limit: M04)
31.07.2018Reply to a communication from the examining division
24.05.2019Communication of intention to grant the patent
03.09.2019Fee for grant paid
03.09.2019Fee for publishing/printing paid
03.09.2019Receipt of the translation of the claim(s)
Opposition(s)24.07.2020No opposition filed within time limit [2020/40]
Fees paidRenewal fee
27.04.2017Renewal fee patent year 03
25.04.2018Renewal fee patent year 04
18.04.2019Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
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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  TooltipHU29.04.2015
AL23.10.2019
AT23.10.2019
CY23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
MC23.10.2019
MK23.10.2019
MT23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
TR23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
GB29.04.2020
IE29.04.2020
LU29.04.2020
BE30.04.2020
CH30.04.2020
FR30.04.2020
LI30.04.2020
[2022/32]
Former [2022/27]HU29.04.2015
AL23.10.2019
AT23.10.2019
CY23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
MC23.10.2019
MT23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
TR23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
GB29.04.2020
IE29.04.2020
LU29.04.2020
BE30.04.2020
CH30.04.2020
FR30.04.2020
LI30.04.2020
Former [2021/22]AL23.10.2019
AT23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
MC23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
GB29.04.2020
IE29.04.2020
LU29.04.2020
BE30.04.2020
CH30.04.2020
FR30.04.2020
LI30.04.2020
Former [2021/20]AL23.10.2019
AT23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
MC23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
IE29.04.2020
LU29.04.2020
BE30.04.2020
CH30.04.2020
FR30.04.2020
LI30.04.2020
Former [2021/12]AL23.10.2019
AT23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
MC23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
LU29.04.2020
BE30.04.2020
CH30.04.2020
FR30.04.2020
LI30.04.2020
Former [2021/08]AL23.10.2019
AT23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
MC23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
LU29.04.2020
CH30.04.2020
LI30.04.2020
Former [2021/07]AL23.10.2019
AT23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
MC23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
CH30.04.2020
LI30.04.2020
Former [2020/52]AL23.10.2019
AT23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
MC23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
Former [2020/51]AL23.10.2019
AT23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SI23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
Former [2020/38]AL23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
IT23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
Former [2020/37]AL23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
SK23.10.2019
SM23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
Former [2020/36]AL23.10.2019
CZ23.10.2019
DK23.10.2019
EE23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS23.02.2020
PT24.02.2020
Former [2020/35]AL23.10.2019
CZ23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
RO23.10.2019
RS23.10.2019
SE23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS24.02.2020
PT24.02.2020
Former [2020/34]AL23.10.2019
ES23.10.2019
FI23.10.2019
HR23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
RS23.10.2019
SE23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS24.02.2020
PT24.02.2020
Former [2020/32]AL23.10.2019
FI23.10.2019
HR23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
RS23.10.2019
SE23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS24.02.2020
PT24.02.2020
Former [2020/25]FI23.10.2019
HR23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
RS23.10.2019
SE23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS24.02.2020
PT24.02.2020
Former [2020/24]FI23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
SE23.10.2019
BG23.01.2020
NO23.01.2020
GR24.01.2020
IS24.02.2020
PT24.02.2020
Former [2020/23]FI23.10.2019
LT23.10.2019
LV23.10.2019
NL23.10.2019
PL23.10.2019
SE23.10.2019
BG23.01.2020
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GR24.01.2020
PT24.02.2020
Former [2020/22]FI23.10.2019
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Former [2020/21]NL23.10.2019
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Former [2020/20]NL23.10.2019
Cited inInternational search[XI]EP2400499  (SAMSUNG ELECTRONICS CO LTD [KR]) [X] 1,10 * paragraph [0052] - paragraph [0056]; figure 9 *[I] 2-9,11-18;
 [XI]US8659931  (ERTOSUN MEHMET GUENHAN [US]) [X] 1-3,10-12 * column 10, line 13 - column 13, line 67; figures 7-9 * [I] 4-9,13-18
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.