Patent SG-11201903533Q-A (SG)
Title: Blockchain smart contract updates using decentralized decision
Inventor: SHAO KAILAI
Filed: 2018-11-30
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property M Th 0 111111 11 111 11111 0 11 110 1 0 111 11111 11 11 0 11 0 111 1111 110 11110 111 0 11 1111 Organization -- -- International Bureau (10) International Publication Number (43) International Publication Date .....0•\" WO 2019/072289 A2 18 April 2019 (18.04.2019) WIP0 I PCT (51) (21) (22) (25) (26) (71) (72) International Patent Classification: (81) Designated States (unless otherwise indicated, for every Not classified kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, International Application Number: CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, PCT/CN2018/118543 DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, 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, Filing Language: English MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, Publication Language: English SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. Applicant: ALIBABA GROUP HOLDING LIMITED [—/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, Inventors: SHAO, Kailai; Alibaba Group Legal Depart- 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, FI, FR, GB, GR, HR, HU, 1E, IS, IT, LT, LU, LV, Alibaba Group Legal Department 5/F, Building 3, No.969 MC, MK, MT, NL, 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). Agent: BEIJING BESTIPR INTELLECTUAL PROP- ERTY LAW CORPORATION; Room 409, Tower B, Ka Wah Building, No. 9 Shangdi 3rd Street, Haidian District, Beijing 100085 (CN). - (74) = — = = = (54) Title: BLOCKCHAIN SMART CONTRACT UPDATES USING DECENTRALIZED DECISION (57) : Implementations of the present disclosure include re- 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- rate the change, the updates smart contract defining the conditions, and _ 02 --f upon determining, by the contract updates management system, that the conditions are met, updating, by the contract updates management Receive, by a contract updates management system, a change to a smart contract, the change being a proposed update to the smart contract = — = system, the smart contract, and recording the change to one or more blocks in a blockchain of a blockchain network. —f — = = Determine, by executing an updates smart contract within the contract updates management system, whether conditions are met for updating the smart contract to incorporate the change the updates smart contract defining the conditions — = — = Cl C \ Cie Cl Cl N C:::::) -...... O\ 1-1 0 NI Upon determining, by the contract updates management system, that the conditions are met, update, by the contract updates management system, the smart contract, and recording the change to one or more blocks in a blockchain FIG. 4 C [Continued on next page] WO 2019/072289 A2 IIIN I 0111110111010111111110n1001110111111 II III II 1111111 110 MOEMIE 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 upon receipt of that report (Rule 48.2(g)) to be republished