Blockchain smart contract updates using decentralized decision

摘要

#$%^&*AU2018348329B220201105.pdf#####(12) 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 PROPERTY 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 re400 ceiving, by a contract updates management system, an update request indicating a change to a smart contract, the change being a proposed update to the smart contract, determining, by executing an updates smart contract within the contract updates management system, whether conditions are met for updating the smart contract to incorpoReceive, 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.4W O 2019/072289 A2||1|||||||||||||||||||||||||||||||||||||||111|||||||||||||||||||||||||II 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))