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International application No. Applicant's or agent's file reference
PCT/US2020/022220 AFLOCA-284-PCT
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
12 March 2020 01 April 2019
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.     2    
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.


     G02B 6/44 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC


Minimum documentation searched (classification system followed by classification symbols):
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):
EPO-Internal, WPI Data


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
US 2010322581 A1 (COOKE TERRY L [US] ET AL) 23 December 2010 (2010-12-23)
paragraph [0049]; figures 4,16-19
US 2017131500 A1 (SAUTER TOM [US] ET AL) 11 May 2017 (2017-05-11)
paragraph [0053]; figure 5
EP 0871047 A1 (ADC TELECOMMUNICATIONS INC [US]) 14 October 1998 (1998-10-14)
column 10, lines 45-54
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 2010322581 A1
23 December 2010
AU 2010263046 A1
CA 2765830 A1
CN 102804014 A
EP 2443498 A1
JP 2012530943 A
US 2010322581 A1
WO 2010148325 A1
02 February 2012
23 December 2010
28 November 2012
25 April 2012
06 December 2012
23 December 2010
23 December 2010
US 2017131500 A1
11 May 2017
CA 3004904 A1
EP 3374813 A1
US 2017131500 A1
WO 2017083256 A1
18 May 2017
19 September 2018
11 May 2017
18 May 2017
EP 0871047 A1
14 October 1998
AT 176336 T
AT 237818 T
AU 679308 B2
CA 2181373 A1
CN 1142268 A
DE 69416330 D1
DE 69416330 T2
DE 69432531 D1
DE 69432531 T2
EP 0740803 A1
EP 0871047 A1
ES 2129192 T3
ES 2198024 T3
HK 1011224 A1
HU 216983 B
PT 871047 E
SG 49194 A1
SG 108809 A1
TW 232757 B
US RE38311 E
US RE41460 E
US 5497444 A
US 5717810 A
WO 9520175 A1
15 February 1999
15 May 2003
26 June 1997
27 July 1995
05 February 1997
11 March 1999
09 September 1999
22 May 2003
05 February 2004
06 November 1996
14 October 1998
01 June 1999
16 January 2004
01 August 2003
28 October 1999
31 July 2003
18 May 1998
28 February 2005
21 October 1994
11 November 2003
27 July 2010
05 March 1996
10 February 1998
27 July 1995
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:
02 June 2020
Date of mailing of the international search report:
12 June 2020
Authorized officer:
Kapsalis, Alexandros
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