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Extract from the Register of European Patents

EP About this file: EP3997600

EP3997600 - USING SECURE MEMORY ENCLAVES FROM THE CONTEXT OF PROCESS CONTAINERS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  19.04.2024
Database last updated on 02.09.2024
FormerThe patent has been granted
Status updated on  12.05.2023
FormerGrant of patent is intended
Status updated on  31.01.2023
FormerRequest for examination was made
Status updated on  15.04.2022
FormerThe international publication has been made
Status updated on  18.01.2021
Formerunknown
Status updated on  12.08.2020
Most recent event   Tooltip24.05.2024Lapse of the patent in a contracting state
New state(s): IT, SI		published on 26.06.2024  [2024/26]
Applicant(s)For all designated states
Microsoft Technology Licensing, LLC
One Microsoft Way
Redmond, WA 98052-6399 / US
[2022/19]
Inventor(s)01 / RENKE, Maxwell Christopher
Microsoft Technology Licensing, LLC One Microsoft
Way
Redmond, Washington 98052-6399 / US
02 / STARK, Taylor James
Microsoft Technology Licensing, LLC One Microsoft
Way
Redmond, Washington 98052-6399 / US
03 / SCHULTZ, Benjamin M.
Microsoft Technology Licensing, LLC One Microsoft
Way
Redmond, Washington 98052-6399 / US
04 / VISWANATHAN, Giridhar
Microsoft Technology Licensing, LLC One Microsoft
Way
Redmond, Washington 98052-6399 / US
05 / SMITH, Frederick Justus
Microsoft Technology Licensing, LLC One Microsoft
Way
Redmond, Washington 98052-6399 / US
06 / THOMAS, Deepu Chandy
Microsoft Technology Licensing, LLC One Microsoft
Way
Redmond, Washington 98052-6399 / US
07 / PULAPAKA, Hari R.
Microsoft Technology Licensing, LLC One Microsoft
Way
Redmond, Washington 98052-6399 / US
08 / GUO, Amber Tianqi
Microsoft Technology Licensing, LLC One Microsoft
Way
Redmond, Washington 98052-6399 / US
 [2022/19]
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstraße 4
80802 München / DE
[2022/19]
Application number, filing date20750460.608.06.2020
[2022/20]
WO2020US36575
Priority number, dateUS201962872233P09.07.2019         Original published format: US 201962872233 P
US20191656527109.09.2019         Original published format: US201916565271
[2022/19]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021006973
Date:14.01.2021
Language:EN
[2021/02]
Type: A1 Application with search report 
No.:EP3997600
Date:18.05.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 14.01.2021 takes the place of the publication of the European patent application.
[2022/20]
Type: B1 Patent specification 
No.:EP3997600
Date:14.06.2023
Language:EN
[2023/24]
Search report(s)International search report - published on:EP14.01.2021
ClassificationIPC:G06F12/109, G06F12/14, G06F21/53, G06F21/57, G06F21/55
[2023/08]
CPC:
G06F21/53 (EP,IL,KR); G06F21/121 (IL,US); G06F9/45558 (CN);
G06F12/109 (EP,IL); G06F12/1408 (EP,IL); G06F12/1433 (IL,US);
G06F12/1441 (EP,IL,KR); G06F12/1458 (US); G06F21/552 (IL,KR,US);
G06F21/554 (EP,IL,KR); G06F21/57 (EP,IL,KR); G06F21/602 (CN);
G06F21/79 (IL,KR,US); G06F3/0622 (US); G06F3/0631 (US);
G06F3/0659 (US); G06F3/067 (US); G06F2009/45587 (CN);
G06F2212/1004 (EP,IL); G06F2212/1016 (EP,IL); G06F2212/1052 (EP,IL);
G06F2212/152 (EP,IL); G06F2212/657 (EP,IL) (-)
Former IPC [2022/19]G06F21/53, G06F21/55, G06F21/57
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 [2022/19]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:BENUTZEN VON SICHEREN SPEICHERENKLAVEN VOM KONTEXT VON PROZESSCONTAINERN[2023/08]
English:USING SECURE MEMORY ENCLAVES FROM THE CONTEXT OF PROCESS CONTAINERS[2022/19]
French:UTILISATION D'ENCLAVES DE MÉMOIRE SÉCURISÉE DU CONTEXTE DE CONTAINERS DE PROCESSUS[2023/08]
Former [2022/19]VERWENDUNG VON SICHEREN SPEICHERENKLAVEN AUS DEM KONTEXT VON PROZESS-CONTAINERN
Former [2022/19]UTILISATION D'ENCLAVES DE MÉMOIRE SÉCURISÉES À PARTIR DU CONTEXTE DE CONTENEURS DE PROCESSUS
Entry into regional phase16.12.2021National basic fee paid 
16.12.2021Designation fee(s) paid 
16.12.2021Examination fee paid 
Examination procedure16.12.2021Examination requested  [2022/20]
16.12.2021Date on which the examining division has become responsible
23.08.2022Amendment by applicant (claims and/or description)
01.02.2023Communication of intention to grant the patent
08.05.2023Fee for grant paid
08.05.2023Fee for publishing/printing paid
08.05.2023Receipt of the translation of the claim(s)
Opposition(s)15.03.2024No opposition filed within time limit [2024/21]
Fees paidRenewal fee
16.03.2022Renewal fee patent year 03
31.03.2023Renewal fee patent year 04
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  TooltipAT14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
IT14.06.2023
LT14.06.2023
LV14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SE14.06.2023
SI14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
[2024/26]
Former [2024/22]AT14.06.2023
CZ14.06.2023
DK14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SE14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/10]AT14.06.2023
CZ14.06.2023
EE14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
PL14.06.2023
RO14.06.2023
RS14.06.2023
SE14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
PT16.10.2023
Former [2024/09]AT14.06.2023
CZ14.06.2023
ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
RS14.06.2023
SE14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
IS14.10.2023
Former [2024/08]ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
RS14.06.2023
SE14.06.2023
SK14.06.2023
SM14.06.2023
NO14.09.2023
GR15.09.2023
Former [2024/03]ES14.06.2023
FI14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
RS14.06.2023
SE14.06.2023
NO14.09.2023
GR15.09.2023
Former [2024/01]ES14.06.2023
HR14.06.2023
LT14.06.2023
LV14.06.2023
RS14.06.2023
SE14.06.2023
NO14.09.2023
GR15.09.2023
Former [2023/51]ES14.06.2023
HR14.06.2023
RS14.06.2023
SE14.06.2023
NO14.09.2023
GR15.09.2023
Former [2023/50]ES14.06.2023
SE14.06.2023
NO14.09.2023
GR15.09.2023
Former [2023/48]ES14.06.2023
SE14.06.2023
NO14.09.2023
Former [2023/46]ES14.06.2023
Cited inInternational search[A]US2018211067  (COSTA MANUEL [GB]) [A] 1-15 * paragraph [0031] - paragraph [0155] *;
 [A]US2018336351  (JEFFRIES CHARLES G [US], et al) [A] 1-15* paragraph [0021] *
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.