Patent AU-2018348329-B2 (AU)
Title: Blockchain smart contract updates using decentralized decision
Inventor: SHAO KAILAI
IPC: G06F21/60
Filed: 2018-11-30
Granted: 2020-11-05
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) 
(19) World Intellectual Property 
(1) Organization11111111111111111111111I1111111111111i1111liiiii 
International Bureau (10) International Publication Number 
(43) International Publication Date W O 2019/072289 A2 
18 April 2019 (18.04.2019) W IPO I PCT 
(51) InternationalPatent Classification: (81) Designated States (unless otherwise indicated, for every 
Not classified kind ofnational protection available): AE, AG, AL, AM, 
AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, 
(21)InternationalApplicationNumber: CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, PCT/CN2018/1l8543 DZ, EC, EE, EG, ES, Fl, GB, GD, GE, GH, GM, GT, HN, 
(22) International Filing Date: HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, 
30 November 2018 (30.11.2018) KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, 
MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, 
(25)FilingOLanguage: English M, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 
(26) Publication Language: English SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, 
(71) Applicant: ALIBABA GROUP HOLDING LIMITED TR, TT, TZ, UA, UG, US, UZ, VC, VN, 
ZA, ZM, ZW.  
[-/CN]; Fourth Floor, One Capital Place, P.O. Box 847, (84) Designated States (unless otherwise indicated, for every 
George Town, Grand Cayman (KY). kind of regional protection available): ARIPO (BW, GH, 
GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, 
(72) Inventors:SHAOKailai; AlibabaGroupLegalDepart- UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, 
ment 5/F, Building 3, No.969 West Wen Yi Road, Yuhang TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, 
District, Hangzhou, Zhejiang 311121 (CN). LU, Xuming; EE,ES,FIFR,GB,GR,HR,HU,IIS,IT,LT,LU,LV, 
Alibaba Group Legal Department 5/F, Building 3, No.969 MC, MK, MT, N, NO, PL, PT, RO, RS, SE, SI,SK, SM, 
West Wen Yi Road, Yuhang District, Hangzhou, Zhejiang TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, 
311121 (CN). KM, ML, MR, NE, SN, TD, TG).  
(74) Agent: BEIJING BESTIPR INTELLECTUAL PROP
ERTY LAW CORPORATION; Room 409, Tower B, Ka 
Wal Building, No. 9 Shangdi 3rd Street, Haidian District, 
Beijing 100085 (CN).  
(54) Title: BLOCKCHAIN SMART CONTRACT UPDATES USING DECENTRALIZED DECISION 
(57) Abstract: Implementations of the present disclosure include re
400 ceiving, by a contract updates management system, an update re
quest indicating a change to a smart contract, the change being a pro
posed update to the smart contract, determining, by executing an up
dates smart contract within the contract updates management system, 
whether conditions are met for updating the smart contract to incorpo
Receive, by a contract updates management system. a 402 rate the change, the updates smart contract defining the conditions, and 
change to a smart contract, the change being a upon determining, by the contract updates management system, that 
proposed update to the smart contract the conditions are met, updating, by the contract updates management 
system, the smart contract, and recording the change to one or more 
blocks in a blockchain of a blockchain network.  
Determine, by executing an updates smart contract 
within the contract updates management system, 404 
whether conditions are met for updating the smart 
contract to incorporate the change the updates smart 
contract defining the conditions 
Upon determining, by the contract updates 
management system, that the conditions are met 406 
update, by the contract updates management system, 
the smart contract, and recording the change to one or 
more blocks in a biockchain 
FIG.4
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Published: 
- upon request of the applicant, before the expiration of the 
time limit referred to in Article 21(2)(a) 
- without international search report and to be republished 
upon receipt of that report (Rule 48.2(g))