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Extract from the Register of European Patents

EP About this file: EP3693862

EP3693862 - METHOD FOR MANAGING A CACHE MEMORY OF AN ELECTRONIC COMPUTER [Right-click to bookmark this link]
Former [2020/33]METHOD FOR MANAGING AN ELECTRONIC COMPUTER CACHE MEMORY
[2021/20]
StatusNo opposition filed within time limit
Status updated on  29.07.2022
Database last updated on 14.03.2026
FormerThe patent has been granted
Status updated on  20.08.2021
FormerGrant of patent is intended
Status updated on  03.05.2021
FormerRequest for examination was made
Status updated on  10.07.2020
Most recent event   Tooltip26.12.2025Lapse of the patent in a contracting state
New state(s): TR		published on 28.01.2026  [2026/05]
Applicant(s)For all designated states
Commissariat à l'Énergie Atomique et aux Énergies Alternatives
Bâtiment "Le Ponant D"
25, Rue Leblanc
75015 Paris / FR
[N/P]
Former [2021/21]For all designated states
Commissariat à l'Énergie Atomique et aux Énergies Alternatives
Bâtiment "Le Ponant D" 25, rue Leblanc
75015 Paris / FR
Former [2020/33]For all designated states
Commissariat à l'énergie atomique et aux énergies alternatives
Bâtiment "Le Ponant D"
25 rue Leblanc
75015 Paris / FR
Inventor(s)01 / HISCOCK, Thomas
c/o CEA GRENOBLE
17 rue des Martyrs
38054 GRENOBLE CEDEX 09 / FR
02 / EL MAJIHI, Mustapha
c/o CEA GRENOBLE
17 rue des Martyrs
38054 GRENOBLE CEDEX 09 / FR
03 / SAVRY, Olivier
c/o CEA GRENOBLE
17 rue des Martyrs
38054 GRENOBLE CEDEX 09 / FR
 [2020/33]
Representative(s)Colombo, Michel
Innovation Competence Group
310, avenue Berthelot
69372 Lyon Cedex 08 / FR
[2020/33]
Application number, filing date20152919.521.01.2020
[2020/33]
Priority number, dateFR2019000131211.02.2019         Original published format: FR 1901312
[2020/33]
Filing languageFR
Procedural languageFR
PublicationType: A1 Application with search report 
No.:EP3693862
Date:12.08.2020
Language:FR
[2020/33]
Type: B1 Patent specification 
No.:EP3693862
Date:22.09.2021
Language:FR
[2021/38]
Search report(s)(Supplementary) European search report - dispatched on:EP05.02.2020
ClassificationIPC:G06F12/0864, G06F9/4401, G06F12/128, G06F12/14, G06F21/55
[2020/33]
CPC:
G06F12/1416 (EP); G06F12/128 (EP,US); G06F12/0864 (EP);
G06F12/0897 (US); G06F12/1009 (US); G06F21/556 (EP);
G06F2212/1052 (EP); G06F2212/225 (US); G06F2212/6012 (US);
G06F2212/657 (US); G06F9/4411 (EP) (-)
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 [2020/33]
TitleGerman:VERFAHREN ZUM VERWALTEN EINES CACHE-SPEICHERS EINES ELEKTRONISCHEN COMPUTERS[2021/20]
English:METHOD FOR MANAGING A CACHE MEMORY OF AN ELECTRONIC COMPUTER[2021/20]
French:PROCÉDÉ DE GESTION D'UNE MÉMOIRE CACHE D'UN CALCULATEUR ÉLECTRONIQUE[2020/33]
Former [2020/33]STEUERUNGSVERFAHREN EINES CACHE-SPEICHERS EINES ELEKTRONISCHEN RECHNERS
Former [2020/33]METHOD FOR MANAGING AN ELECTRONIC COMPUTER CACHE MEMORY
Examination procedure21.01.2020Examination requested  [2020/33]
04.05.2021Communication of intention to grant the patent
16.08.2021Fee for grant paid
16.08.2021Fee for publishing/printing paid
16.08.2021Receipt of the translation of the claim(s)
Opposition(s)23.06.2022No opposition filed within time limit [2022/35]
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  TooltipHU21.01.2020
AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
MK22.09.2021
MT22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
SM22.09.2021
TR22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IE21.01.2022
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
[2026/05]
Former [2024/44]HU21.01.2020
AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
MK22.09.2021
MT22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
SM22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IE21.01.2022
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
Former [2024/25]HU21.01.2020
AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
MK22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
SM22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IE21.01.2022
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
Former [2024/23]AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
MK22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
SM22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IE21.01.2022
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
Former [2024/21]AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
SM22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IE21.01.2022
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
Former [2024/20]AL22.09.2021
AT22.09.2021
CY22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IE21.01.2022
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
Former [2023/10]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
IT22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IE21.01.2022
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
Former [2023/09]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IE21.01.2022
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
Former [2023/01]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SI22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
LU21.01.2022
IS22.01.2022
PT24.01.2022
BE31.01.2022
Former [2022/46]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
LU21.01.2022
IS22.01.2022
PT24.01.2022
Former [2022/39]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
MC22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2022/36]AL22.09.2021
AT22.09.2021
CZ22.09.2021
DK22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2022/29]AL22.09.2021
AT22.09.2021
CZ22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2022/24]AT22.09.2021
CZ22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
NL22.09.2021
PL22.09.2021
RO22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
IS22.01.2022
PT24.01.2022
Former [2022/23]AT22.09.2021
CZ22.09.2021
EE22.09.2021
ES22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
PL22.09.2021
RS22.09.2021
SE22.09.2021
SK22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
PT24.01.2022
Former [2022/21]AT22.09.2021
FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
RS22.09.2021
SE22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
Former [2022/10]FI22.09.2021
HR22.09.2021
LT22.09.2021
LV22.09.2021
RS22.09.2021
SE22.09.2021
BG22.12.2021
NO22.12.2021
GR23.12.2021
Former [2022/09]FI22.09.2021
LT22.09.2021
RS22.09.2021
SE22.09.2021
BG22.12.2021
NO22.12.2021
Former [2022/08]FI22.09.2021
LT22.09.2021
SE22.09.2021
BG22.12.2021
NO22.12.2021
Former [2022/07]LT22.09.2021
NO22.12.2021
Documents cited:Search[A] US2016170889  (LEE RUBY B et al.) [A] 1-15 * paragraphs [0009] , [0 37] , [0 44]; figures 6, 7a, 7b *
 [A] US2012297110  (KAVI KRISHNA M et al.) [A] 1-15 * paragraphs [0006] , [0007] , [0018] - [0024] - [0036] - [0044]; figures 1-7 *
 [A] US2018046808  (CAMMAROTA ROSARIO et al.) [A] 1-15 * paragraphs [0035] - [0040]; figure 2 *
 [A] JP2012023618  (LAUREL BANK MACHINE CO et al.) [A] 1-15 * abstract *
 [AD]   ZHENGHONG WANG ET AL: "New cache designs for thwarting software cache-based side channel attacks", ACM SIGARCH COMPUTER ARCHITECTURE NEWS, ACM SPECIAL INTEREST GROUP ON COMPUTER ARCHITECTURE, 2 PENN PLAZA, SUITE 701 NEW YORK NY 10121-0701 USA, vol. 35, no. 2, 9 June 2007 (2007-06-09), pages 494 - 505, XP058224816, ISSN: 0163-5964, DOI: 10.1145/1273440.1250723 [AD] 1-15 * pages 497-501; figures 5, 6 *

DOI:   http://dx.doi.org/10.1145/1273440.1250723
by applicantUS2016170889
 US2012297110
 US2018046808
 JP2012023618
   ZHENGHONG WANG: "New cache designs for thwarting software cache-based side channel attacks", ACM SIGARCH COMPUTER ARCHITECTURE NEWS, vol. 35, 2017, pages 494 - 505, XP058224816, DOI: 10.1145/1273440.1250723

DOI:   http://dx.doi.org/10.1145/1273440.1250723
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.