Patent AU-2019203857-A1 (AU)
Title: Managing housing scores using smart contracts in blockchain networks
Inventor: CHENG LONG
IPC: H04L9/32
Filed: 2019-03-06
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) 
(19) World Intellectual Property 
(1) Organization11111111111111111111111I111111111111li1111iiiiii 
International Bureau (10) International Publication Number 
(43) International Publication Date W O 2019/101237 A2 
31 May 2019 (31.05.2019) W IPO I PCT 
(51) International Patent Classification: KawahBuilding, No. 9 Shangdi 3rd Street, HaidianDistrict, 
Not classified Beijing 100085 (CN).  
(21) International Application Number: (81) Designated States (unless otherwise indicated, for every 
PCT/CN2019/077215 kind ofnational protection available): AE, AG, AL, AM, 
(22)InternationalFilingDate: AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, 
(22) Interntiona Filing D9 CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, 
06March2019(06.03.2019) DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, 
(25) Filing Language: English HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, 
KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, 
(26)PublicationLanguage: English MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, 
(71) Applicant: ALIBABA GROUP HOLDING LIMITED OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 
[-/CN]; Fourth Floor, One Capital Place, P.O. Box 847, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, 
George Town, Grand Cayman (KY). TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.  
(72) Inventors: FENG, Zhiyuan; Alibaba Group Legal Depart- (84) Designated States (unless otherwise indicated, for every 
ment 5/F, Building 3, No.969 West Wen Yi Road, Yuhang kind of regional protection available): ARIPO (BW, GH, 
District, Hangzhou, Zhejiang 311121 (CN). LI, Yanpeng; GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, 
Alibaba Group Legal Department 5/F, Building 3, No.969 UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, 
West Wen Yi Road, Yuhang District, Hangzhou, Zhejiang TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, 
311121 (CN). CHENG, Long; Alibaba Group Legal De- EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, 
partment 5/F, Building 3, No.969 West Wen Yi Road, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, 
Yuhang District, Hangzhou, Zhejiang 311121 (CN). TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, 
KM, ML, MR, NE, SN, TD, TG).  
(74) Agent: BEIJING BESTIPR INTELLECTUAL PROP
ERTY LAW CORPORATION; Room 409, Tower B, 
(54) Title: MANAGING HOUSING SCORES USING SMART CONTRACTS IN BLOCKCHAIN NETWORKS 
(57) Abstract: Disclosed herein are methods, systems, and apparatus, in
- 602 cluding computer programs encoded on computer storage media, for man
Receiveasmaionractwherein thesmart contract defines aging housing scores of residents using a smart contract executing within 
operations for managing housing scoresof residents a blockchain network. The method includes: receiving, by a node of the 
blockchain network, a smart contract that defines operations for manag
04 ing housing scores of residents, the operations including: a score inquiry 
ne of the operationsdefined in thesma operation, a score addition operation, a score deduction operation, a score 
Ncontractsiggered? redemption operation, and a score transfer operation; executing, by the 
node, one of the operations defined in the smart contract for managing a 
606 housing score of a specified resident; determining, by the node, if a cur
Indicate Authorized to execute the one of the rent housing score of the specified resident triggers a reporting event; and 
error N operations defined in thesmartcontract? in response to determining that the current housing score of the specified 
608 resident triggers the reporting event, reporting, by the node to the speci
Excute heone of the fied resident, the current housing score of the specified resident.  
operations defieein inthe smart contract 
610 
A current housing score of the specified resident 
triggers a reporting event? N 
612 
Report the current housing score ofthe specified resident 
FIG.6 
600
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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))