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Extract from the Register of European Patents

EP About this file: EP3704830

EP3704830 - MULTI-PARTY THRESHOLD AUTHENTICATED ENCRYPTION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  05.08.2022
Database last updated on 10.07.2024
FormerThe patent has been granted
Status updated on  27.08.2021
FormerGrant of patent is intended
Status updated on  13.04.2021
FormerRequest for examination was made
Status updated on  07.08.2020
FormerThe international publication has been made
Status updated on  11.05.2019
Most recent event   Tooltip14.06.2024Lapse of the patent in a contracting state
New state(s): TR		published on 17.07.2024 [2024/29]
Applicant(s)For all designated states
Visa International Service Association
P.O. Box 8999
San Francisco, California 94128 / US
[2020/37]
Inventor(s)01 / MOHASSEL, Payman
318 Expedition Ln.
Milpitas, California 95035 / US
02 / MUKHERJEE, Pratyay
655 Fair Oaks Ave.
Apt. C-307
Sunnyvale, CA 94086 / US
03 / AGRAWAL, Shashank
718 Old San Francisco Rd.
Apt. 202
Sunnyvale, CA 94086 / US
04 / LE SAINT, Eric
1273 St Mark Ct.
Los Altos, California 94024 / US
 [2020/40]
Former [2020/37]01 / MOHASSEL, Payman
318 Expedition Ln.
Milpitas California 95035 / US
02 / MUKHERJEE, Pratyay
3549 Monroe St.
Apt. 524
Santa Clara California 95051 / US
03 / AGRAWAL, Shashank
395 Sierra Vista Ave.
Apt 12
Mountain View California 94043 / US
04 / LE SAINT, Eric
1273 St Mark Ct.
Los Altos California 94024 / US
Representative(s)EIP
Fairfax House
15 Fulwood Place
London WC1V 6HU / GB
[2021/39]
Former [2020/37]EIP
EIP Europe LLP
Fairfax House
15 Fulwood Place
London WC1V 6HU / GB
Application number, filing date17930262.530.10.2017
[2020/37]
WO2017US59073
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019088979
Date:09.05.2019
Language:EN
[2019/19]
Type: A1 Application with search report 
No.:EP3704830
Date:09.09.2020
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.
[2020/37]
Type: B1 Patent specification 
No.:EP3704830
Date:29.09.2021
Language:EN
[2021/39]
Search report(s)International search report - published on:KR09.05.2019
(Supplementary) European search report - dispatched on:EP14.08.2020
ClassificationIPC:H04L9/06, H04L9/08, H04L9/14, H04L9/32
[2020/38]
CPC:
H04L9/085 (EP,US); H04L9/321 (EP,US); H04L9/0618 (US);
H04L9/0643 (US); H04L9/0838 (EP); H04L9/0869 (EP,US);
H04L9/3218 (US); H04L2209/46 (EP,US); H04L2209/72 (EP) (-)
Former IPC [2020/37]H04L9/08, H04L9/06, H04L9/14
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 [2020/37]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:AUTHENTIFIZIERTE SCHWELLENWERT-VERSCHLÜSSELUNG MIT MEHREREN TEILNEHMERN[2020/37]
English:MULTI-PARTY THRESHOLD AUTHENTICATED ENCRYPTION[2020/37]
French:CHIFFREMENT AUTHENTIFIÉ PAR SEUIL DE PLUSIEURS PARTIES[2020/37]
Entry into regional phase02.06.2020National basic fee paid 
02.06.2020Search fee paid 
02.06.2020Designation fee(s) paid 
02.06.2020Examination fee paid 
Examination procedure28.05.2020Amendment by applicant (claims and/or description)
02.06.2020Examination requested  [2020/37]
14.04.2021Communication of intention to grant the patent
20.08.2021Fee for grant paid
20.08.2021Fee for publishing/printing paid
20.08.2021Receipt of the translation of the claim(s)
Divisional application(s)EP21194936.7  / EP3940988
EP23162852.0  / EP4216487
Opposition(s)30.06.2022No opposition filed within time limit [2022/36]
Fees paidRenewal fee
28.02.2020Renewal fee patent year 03
20.10.2020Renewal 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  TooltipHU30.10.2017
AL29.09.2021
AT29.09.2021
CY29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
IT29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
MK29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SI29.09.2021
SK29.09.2021
SM29.09.2021
TR29.09.2021
IE30.10.2021
LU30.10.2021
BE31.10.2021
CH31.10.2021
LI31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
[2024/29]
Former [2024/23]HU30.10.2017
AL29.09.2021
AT29.09.2021
CY29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
IT29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
MK29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SI29.09.2021
SK29.09.2021
SM29.09.2021
IE30.10.2021
LU30.10.2021
BE31.10.2021
CH31.10.2021
LI31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2023/33]HU30.10.2017
AL29.09.2021
AT29.09.2021
CY29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
IT29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SI29.09.2021
SK29.09.2021
SM29.09.2021
IE30.10.2021
LU30.10.2021
BE31.10.2021
CH31.10.2021
LI31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2023/30]AL29.09.2021
AT29.09.2021
CY29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
IT29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SI29.09.2021
SK29.09.2021
IE30.10.2021
LU30.10.2021
BE31.10.2021
CH31.10.2021
LI31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2023/10]AL29.09.2021
AT29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
IT29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SI29.09.2021
SK29.09.2021
IE30.10.2021
LU30.10.2021
BE31.10.2021
CH31.10.2021
LI31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2023/01]AL29.09.2021
AT29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SI29.09.2021
SK29.09.2021
IE30.10.2021
LU30.10.2021
BE31.10.2021
CH31.10.2021
LI31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2022/48]AL29.09.2021
AT29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SK29.09.2021
IE30.10.2021
LU30.10.2021
BE31.10.2021
CH31.10.2021
LI31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2022/37]AL29.09.2021
AT29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SK29.09.2021
LU30.10.2021
BE31.10.2021
CH31.10.2021
LI31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2022/35]AL29.09.2021
AT29.09.2021
CZ29.09.2021
DK29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SK29.09.2021
LU30.10.2021
BE31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2022/33]AL29.09.2021
AT29.09.2021
CZ29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
MC29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SK29.09.2021
BE31.10.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2022/29]AL29.09.2021
AT29.09.2021
CZ29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SK29.09.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2022/24]AT29.09.2021
CZ29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
NL29.09.2021
PL29.09.2021
RO29.09.2021
RS29.09.2021
SE29.09.2021
SK29.09.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
IS29.01.2022
PT31.01.2022
Former [2022/23]AT29.09.2021
CZ29.09.2021
EE29.09.2021
ES29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
PL29.09.2021
RS29.09.2021
SE29.09.2021
SK29.09.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
PT31.01.2022
Former [2022/21]AT29.09.2021
FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
RS29.09.2021
SE29.09.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
Former [2022/10]FI29.09.2021
HR29.09.2021
LT29.09.2021
LV29.09.2021
RS29.09.2021
SE29.09.2021
BG29.12.2021
NO29.12.2021
GR30.12.2021
Former [2022/09]FI29.09.2021
LT29.09.2021
RS29.09.2021
SE29.09.2021
BG29.12.2021
NO29.12.2021
Former [2022/08]FI29.09.2021
LT29.09.2021
SE29.09.2021
BG29.12.2021
NO29.12.2021
Former [2022/07]LT29.09.2021
NO29.12.2021
Documents cited:Search[A]WO2017179059  (B G NEGEV TECH AND APPLICATIONS LTD AT BEN-GURION UNIV [IL]);
International search[Y]US8320559  (BONEH DAN [US], et al);
 [Y]US8984268  (VANHEYNINGEN MARC D [US]);
 [A]US9246674  (BRAINIS EDOUARD [BE], et al);
 [A]WO2016135738  (DYADIC SECURITY LTD [IL]);
 [A]WO2017106793  (VISA INT SERVICE ASS [US])
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.