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Extract from the Register of European Patents

EP About this file: EP3910516

EP3910516 - EVM-BASED TRANSACTION PROCESSING METHOD AND APPARATUS, DEVICE AND MEDIUM [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.01.2024
Database last updated on 21.03.2025
FormerThe patent has been granted
Status updated on  17.02.2023
FormerGrant of patent is intended
Status updated on  20.12.2022
FormerRequest for examination was made
Status updated on  15.10.2021
Most recent event   Tooltip15.11.2024Lapse of the patent in a contracting state
New state(s): BG		published on 18.12.2024  [2024/51]
Applicant(s)For all designated states
Beijing Baidu Netcom Science and Technology Co., Ltd.
2/F Baidu Campus
No.10, Shangdi 10th Street
Haidian District
Beijing 100085 / CN
[2023/12]
Former [2021/46]For all designated states
Beijing Baidu Netcom Science and Technology Co., Ltd.
2/F Baidu Campus
No.10 Shangdi 10th Street
Haidian District
Beijing 100085 / CN
Inventor(s)01 / ZHANG, Lei
Beijing, 100085 / CN
02 / FAN, Bingxin
Beijing, 100085 / CN
03 / ZHENG, Qi
Beijing, 100085 / CN
04 / XIAO, Wei
Beijing, 100085 / CN
 [2021/46]
Representative(s)Carangelo, Pierluigi, et al
Jacobacci & Partners S.p.A.
Via Tomacelli 146
00186 Roma / IT
[2021/46]
Application number, filing date21190409.909.08.2021
[2021/46]
Priority number, dateCN20201154355424.12.2020         Original published format: CN202011543554
[2021/46]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP3910516
Date:17.11.2021
Language:EN
[2021/46]
Type: A3 Search report 
No.:EP3910516
Date:02.03.2022
Language:EN
[2022/09]
Type: B1 Patent specification 
No.:EP3910516
Date:22.03.2023
Language:EN
[2023/12]
Search report(s)(Supplementary) European search report - dispatched on:EP27.01.2022
ClassificationIPC:G06F21/64, H04L9/32
[2021/46]
CPC:
G06F21/645 (EP); G06F9/45558 (CN,KR,US); H04L9/3236 (US);
G06F21/64 (CN,KR); G06F9/451 (KR); G06Q20/38215 (US);
G06Q20/401 (US); H04L9/0825 (US); H04L9/3213 (US);
H04L9/3239 (EP); H04L9/50 (EP,US); G06F2009/45579 (KR,US);
G06F2009/45587 (KR); G06F2009/45595 (US); G06Q2220/00 (US);
H04L2209/56 (EP,US) (-)
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 [2021/46]
TitleGerman:VERFAHREN UND EINRICHTUNG ZUR VERARBEITUNG VON EVM-BASIERTEN TRANSAKTIONEN, VORRICHTUNG UND MEDIUM[2021/46]
English:EVM-BASED TRANSACTION PROCESSING METHOD AND APPARATUS, DEVICE AND MEDIUM[2021/46]
French:PROCÉDÉ ET APPAREIL DE TRAITEMENT DE TRANSACTIONS BASÉES SUR EVM, DISPOSITIF ET SUPPORT[2023/03]
Former [2021/46]PROCÉDÉ ET APPAREIL DE TRAITEMENT DE TRANSACTIONS BASÉES SUR EVM, DISPOSITIF, PROGRAMME ET SUPPORT
Examination procedure09.08.2021Examination requested  [2021/46]
30.08.2022Amendment by applicant (claims and/or description)
21.12.2022Communication of intention to grant the patent
08.02.2023Fee for grant paid
08.02.2023Fee for publishing/printing paid
08.02.2023Receipt of the translation of the claim(s)
Opposition(s)02.01.2024No opposition filed within time limit [2024/09]
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  TooltipAT22.03.2023
BG22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
IT22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
IE09.08.2023
LU09.08.2023
BE31.08.2023
[2024/51]
Former [2024/36]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
IT22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
IE09.08.2023
LU09.08.2023
BE31.08.2023
Former [2024/33]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
IT22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
IE09.08.2023
LU09.08.2023
Former [2024/27]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
IT22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
LU09.08.2023
Former [2024/21]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
LU09.08.2023
Former [2024/16]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2024/10]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2023/50]AT22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2023/49]AT22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
PT24.07.2023
Former [2023/48]AT22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
RS22.03.2023
SE22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
PT24.07.2023
Former [2023/46]ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
RS22.03.2023
SE22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
PT24.07.2023
Former [2023/38]FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
RS22.03.2023
SE22.03.2023
NO22.06.2023
GR23.06.2023
Former [2023/37]FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
RS22.03.2023
SE22.03.2023
NO22.06.2023
GR23.06.2023
Former [2023/36]FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
RS22.03.2023
SE22.03.2023
NO22.06.2023
Former [2023/35]HR22.03.2023
LT22.03.2023
RS22.03.2023
NO22.06.2023
Former [2023/34]LT22.03.2023
RS22.03.2023
Former [2023/33]LT22.03.2023
Documents cited:Search[XI]WO2019120328  (ALIBABA GROUP HOLDING LTD [CN]) [X] 1,2,5,12-15 * paragraph [0044] - paragraph [0055] * * figure 3 * [I] 3,4,6-11;
 [XI]US2020167840  (SUN ZHEN [CN], et al) [X] 1,2,5,12-15 * figure 3 * * figure 5 * * paragraph [0057] * * paragraph [0063] * * paragraph [0074] * * paragraph [0076] * * paragraph [0053] - paragraph [0058] * * paragraph [0061] * * paragraph [0067] * * paragraph [0078] * * paragraph [0103] - paragraph [0107] * * paragraph [0109] * [I] 3,4,6-11;
 [A]  - Eiki, "Ethereum State Trie Architecture Explained | by eiki | Medium", (20190705), URL: https://medium.com/@eiki1212/ethereum-state-trie-architecture-explained-a30237009d4e, (20220119), XP055881080 [A] 1-15 * figures 2,3,4 *
 [A]  - WESTERKAMP MARTIN, "Verifiable Smart Contract Portability", 2019 IEEE INTERNATIONAL CONFERENCE ON BLOCKCHAIN AND CRYPTOCURRENCY (ICBC), IEEE, (20190514), doi:10.1109/BLOC.2019.8751335, pages 1 - 9, XP033572010 [A] 1-15 * figures 2,3 *

DOI:   http://dx.doi.org/10.1109/BLOC.2019.8751335
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.