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International application No. Applicant's or agent's file reference
PCT/EP2019/081150 P201804360
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
13 November 2019 29 November 2018
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)).
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)).
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
The figure of the drawings to be published with the abstract is Figure No.     6    
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.
none of the figures is to be published with the abstract.


     G06F 9/48 (2006.01)i; G06F 9/50 (2006.01)i; G06N 10/00 (2019.01)i
According to International Patent Classification (IPC) or to both national classification and IPC


Minimum documentation searched (classification system followed by classification symbols):
     G06F; G06N
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):


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
US 2017357539 A1 (DADASHIKELAYEH MAJID [CA] ET AL) 14 December 2017 (2017-12-14)
figures 5,6,7
page 1, column 1, line 45 - line 67
page 1, column 2, line 62 - page 2, column 3, line 9
page 2, column 4, line 50 - line 55
page 5, column 9, line 38 - column 10, line 17
page 6, column 11, line 55 - line 64
page 6, column 12, line 15 - line 43
page 7, column 14, line 36 - line 43
CN 108874538 A (HEFEI ORIGIN QUANTUM CALCULATING TECH CO LTD) 23 November 2018 (2018-11-23)
page 2, paragraph 0009 - paragraph 0012
page 3, paragraph 0031 - paragraph 0044
page 4, paragraph 0051 - paragraph 0056
page 5, paragraph 0061 - paragraph 0062
GIAN GIACOMO GUERRESCHI ET AL, "Two-step approach to scheduling quantum circuits", ARXIV.ORG, CORNELL UNIVERSITY LIBRARY, 201 OLIN LIBRARY CORNELL UNIVERSITY ITHACA, NY 14853,31 July 2017 (2017-07-31),
figures 1,2,5
page 3, line 1 - line 34
page 4, lines 8-13
page 7, line 12 - line 19
page 17
Special categories of cited documents:
document defining the general state of the art which is not considered to be of particular relevance
document cited by the applicant in the international application
earlier application or patent but published on or after the international filing date
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)
document referring to an oral disclosure, use, exhibition or other means
document published prior to the international filing date but later than the priority date claimed
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
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
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


Patent document cited in search report Publication date
Patent family member(s) Publication date
US 2017357539 A1
14 December 2017
CA 3026824 A1
CN 109564639 A
EP 3469524 A1
JP 2019521431 A
US 2017357539 A1
US 2018107526 A1
US 2019087237 A1
WO 2017214717 A1
21 December 2017
02 April 2019
17 April 2019
25 July 2019
14 December 2017
19 April 2018
21 March 2019
21 December 2017
CN 108874538 A
23 November 2018
Name and mailing address of the ISA/:
European Patent Office
P.B. 5818, Patentlaan 2, 2280 HV Rijswijk,
Telephone No. (+31-70)340-2040
Facsimile No. (+31-70)340-3016
Date of the actual completion of the international search:
13 December 2019
Date of mailing of the international search report:
19 December 2019
Authorized officer:
Suzic, Bojan
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