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1. WO2019120315 - ENVIRONNEMENT D'EXÉCUTION SÉCURISÉ BASÉ SUR UN RÉSEAU PRÉDIFFUSÉ PROGRAMMABLE PAR L'UTILISATEUR DESTINÉ À ÊTRE UTILISÉ DANS UN RÉSEAU DE CHAÎNE DE BLOCS


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INTERNATIONAL SEARCH REPORT (ISR)
Part 1:  1  2  3  4  5  6          Part 2:  A  B  C  D  E 
International application No. Applicant's or agent's file reference
PCT/CN2019/079705 PCT1817451
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
26 March 2019
Applicant
ALIBABA GROUP HOLDING LIMITED
FOR FURTHER ACTION: See Form PCT/ISA/220 as well as, where applicable, item 5 below.
This international search report has been prepared by this International Searching Authority and is transmitted to the applicant according to Article 18. A copy is being transmitted to the International Bureau.
It is also accompanied by a copy of each prior art document cited in this report.
1. Basis of the report
a. With regard to the language, the international search was carried out on the basis of:
the international application in the language in which it was filed.
a translation of the international application into                                          which is the language of a translation furnished for the purposes of international search (Rules 12.3(a) and 23.1(b)).
b.
This international search report has been established taking into account the rectification of an obvious mistake authorized by or notified to this Authority under Rule 91 (Rule 43.6bis(a)).
c.
With regard to any nucleotide and/or amino acid sequence disclosed in the international application, the international search was carried out on the basis of a sequence listing:
2. Certain claims were found unsearchable
3. Unity of invention is lacking
4. Title of the invention
The text is approved as submitted by the applicant.
The text has been established by this Authority to read as follows:
5. Abstract
The text is approved as submitted by the applicant.
The text has been established, according to Rule 38.2, by this Authority as it appears in Box No. IV. The applicant may, within one month from the date of mailing of this international search report, submit comments to this Authority.
6. Drawings
a.
The figure of the drawings to be published with the abstract is Figure No.     3    
as suggested by the applicant.
as selected by this Authority, because the applicant failed to suggest a figure.
as selected by this Authority, because this figure better characterizes the invention.
b.
none of the figures is to be published with the abstract.

A. CLASSIFICATION OF SUBJECT MATTER

According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

Minimum documentation searched (classification system followed by classification symbols):
     G06F; G06Q; H04L
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
CNPAT, CNKI, WPI, EPODOC: blockchain, block, chain, encrypt, encode, cipher, FPGA, TEE, trust, nonce, random, key

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
A
WO 2018058441 A1 (NOKIA TECHNOLOGIES OY) 05 April 2018 (2018-04-05)
1-10
description, paragraphs [0037]-[0072], and figures 2-3
(2)
A
CN 108055125 A (ALIBABA GROUP HOLDING LIMITED) 18 May 2018 (2018-05-18)
1-10
the whole document
(3)
A
WO 2016209569 A1 (INTEL CORPORATION) 29 December 2016 (2016-12-29)
1-10
the whole document
(4)
A
WO 2014142858 A1 (INTEL CORPORATION) 18 September 2014 (2014-09-18)
1-10
the whole document
(5)
A
WO 2018140169 A1 (MICROSOFT TECHNOLOGY LICENSING, LLC) 02 August 2018 (2018-08-02)
1-10
the whole document
*
Special categories of cited documents:
"A"
document defining the general state of the art which is not considered to be of particular relevance
"D"
document cited by the applicant in the international application
"E"
earlier application or patent but published on or after the international filing date
"L"
document which may throw doubts on priority claim(s) or which is cited to establish the publication date of another citation or other special reason (as specified)
"O"
document referring to an oral disclosure, use, exhibition or other means
"P"
document published prior to the international filing date but later than the priority date claimed
"T"
later document published after the international filing date or priority date and not in conflict with the application but cited to understand the principle or theory underlying the invention
"X"
document of particular relevance; the claimed invention cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone
"Y"
document of particular relevance; the claimed invention cannot be considered to involve an inventive step when the document is combined with one or more other such documents, such combination being obvious to a person skilled in the art
"&"
document member of the same patent family

D. INFORMATION ON PATENT FAMILY MEMBERS

Patent document cited in search report Publication date
(day/month/year)
Patent family member(s) Publication date
(day/month/year)
WO 2018058441 A1
05 April 2018
CN 109792386 A
EP 3520318 A1
21 May 2019
07 August 2019
CN 108055125 A
18 May 2018
WO 2019100872 A1
TW 201926111 A
HK 1254021 A0
31 May 2019
01 July 2019
12 July 2019
WO 2016209569 A1
29 December 2016
US 2016379212 A1
CN 107683489 A
EP 3314812 A1
29 December 2016
09 February 2018
02 May 2018
WO 2014142858 A1
18 September 2014
US 2014281531 A1
KR 20150107796 A
CN 105027494 A
EP 2974120 A1
18 September 2014
23 September 2015
04 November 2015
20 January 2016
WO 2018140169 A1
02 August 2018
AU 2017396530 A1
CO 2019007876 A2
US 2018212940 A1
KR 20190109419 A
CA 3048894 A1
SG 11201905456U A
CN 110249332 A
IL 268006 D0
IN 201917029574 A
04 July 2019
31 July 2019
26 July 2018
25 September 2019
02 August 2018
27 August 2019
17 September 2019
26 September 2019
11 October 2019
Name and mailing address of the ISA/:
National Intellectual Property Administration, PRC
6, Xitucheng Rd., Jimen Bridge, Haidian District, Beijing 100088
China
Facsimile No. (86-10)62019451
Date of the actual completion of the international search:
28 November 2019
Date of mailing of the international search report:
02 January 2020
Authorized officer:
WANG,Jian
Telephone No. 86-(10)-53961733
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