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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/EP2019/065887 5225P0099WO_VH
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
17 June 2019 26 June 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.     5    
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.


     H01S 5/022 (2006.01)i; H01S 5/026 (2006.01)i; H01S 5/042 (2006.01)i; H01S 5/42 (2006.01)i; G01S 17/89 (2006.01)i; G01S 7/481 (2006.01)i; H01S 5/02 (2006.01)n; H01S 5/062 (2006.01)n; H01S 5/183 (2006.01)n
According to International Patent Classification (IPC) or to both national classification and IPC


Minimum documentation searched (classification system followed by classification symbols):
     H01S; G01S
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 2015071320 A1 (GRONENBORN STEPHAN [NL] ET AL) 12 March 2015 (2015-03-12)
paragraphs [0061] - [0082]; claim 1; figures 1-7
US 2016164261 A1 (WARREN MIAL E [US]) 09 June 2016 (2016-06-09)
paragraphs [0072], [0084] - [0085]; figures 4,8-9
US 2018038944 A1 (HELLMIG JOACHIM WILHELM [NL] ET AL) 08 February 2018 (2018-02-08)
paragraphs [0067] - [0069]; figure 3
WO 2015091459 A1 (KONINKL PHILIPS NV [NL]) 25 June 2015 (2015-06-25)
pages 11-13,18; figures 1-6
US 2017025815 A1 (JIANG TONGBI T [US] ET AL) 26 January 2017 (2017-01-26)
paragraph [0036]; figure 2B
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 2015071320 A1
12 March 2015
CN 104170188 A
EP 2826113 A2
JP 2015510279 A
KR 20140134701 A
RU 2014141161 A
US 2015071320 A1
WO 2013136205 A2
26 November 2014
21 January 2015
02 April 2015
24 November 2014
10 May 2016
12 March 2015
19 September 2013
US 2016164261 A1
09 June 2016
US 2018038944 A1
08 February 2018
BR 112017017536 A2
CN 107250841 A
EP 3259612 A1
JP 6291632 B1
JP 2018511785 A
RU 2672767 C1
US 2018038944 A1
WO 2016131658 A1
17 April 2018
13 October 2017
27 December 2017
14 March 2018
26 April 2018
19 November 2018
08 February 2018
25 August 2016
WO 2015091459 A1
25 June 2015
CN 105829113 A
CN 105980159 A
CN 108582769 A
EP 3079912 A1
EP 3083254 A1
JP 6310560 B2
JP 2017501052 A
JP 2017503683 A
KR 20160099568 A
RU 2656205 C1
RU 2016123826 A
US 2016279707 A1
US 2016311230 A1
WO 2015091459 A1
WO 2015091485 A1
03 August 2016
28 September 2016
28 September 2018
19 October 2016
26 October 2016
11 April 2018
12 January 2017
02 February 2017
22 August 2016
31 May 2018
21 December 2017
29 September 2016
27 October 2016
25 June 2015
25 June 2015
US 2017025815 A1
26 January 2017
US 2017025815 A1
US 2018048115 A1
US 2019181610 A1
26 January 2017
15 February 2018
13 June 2019
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:
25 September 2019
Date of mailing of the international search report:
07 October 2019
Authorized officer:
Wolff, Gerhard
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