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International application No. Applicant's or agent's file reference
PCT/EP2019/083550 P221788.WO.01
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
03 December 2019 04 December 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.     1    
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 5323480 A (MULLANEY JULIAN S [US] ET AL) 21 June 1994 (1994-06-21)
column 6, line 50 - column 10, line 51
figures 1-20
US 5717811 A (MACKEN LUK JOZEF [BE]) 10 February 1998 (1998-02-10)
column 2, line 2 - column 6, line 11
figures 3-5
EP 3032304 A1 (TYCO ELECTRONICS RAYCHEM BVBA [BE]) 15 June 2016 (2016-06-15)
paragraph [0007] - paragraph [0018]
figures 1-13
WO 2014122104 A2 (TYCO ELECTRONICS RAYCHEM BVBA [BE]) 14 August 2014 (2014-08-14)
page 15, line 25 - page 16, line 25
figures 21-31
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 5323480 A
21 June 1994
AT 213340 T
AU 683862 B2
BR 9307525 A
CA 2150007 A1
CN 1089362 A
DE 69331584 D1
DE 69331584 T2
DK 0671021 T3
EP 0671021 A1
ES 2170091 T3
JP H08503790 A
KR 950704708 A
NZ 258734 A
TW 287240 B
TW 301409 U
TW 328381 U
US 5323480 A
US 5515472 A
WO 9412904 A2
15 February 2002
27 November 1997
31 August 1999
09 June 1994
13 July 1994
21 March 2002
31 October 2002
18 March 2002
13 September 1995
01 August 2002
23 April 1996
20 November 1995
24 June 1997
01 October 1996
21 March 1997
11 March 1998
21 June 1994
07 May 1996
09 June 1994
US 5717811 A
10 February 1998
AT 208909 T
AU 698822 B2
BR 9407431 A
CA 2170999 A1
CN 1133640 A
CN 1276537 A
CZ 289435 B6
DE 69429115 D1
DE 69429115 T2
DK 0756715 T3
EP 0756715 A1
ES 2164107 T3
FI 961061 A
HU 217730 B
IN 184936 B
JP 3482967 B2
JP H09504380 A
MY 115319 A
NO 318215 B1
PL 313320 A1
RO 117737 B1
RU 2145432 C1
SK 30796 A3
TR 28758 A
TW 277109 B
US 5717811 A
WO 9507483 A1
ZA 9406916 B
15 November 2001
05 November 1998
09 April 1996
16 March 1995
16 October 1996
13 December 2000
16 January 2002
20 December 2001
14 August 2002
18 March 2002
05 February 1997
16 February 2002
07 May 1996
28 April 2000
07 October 2000
06 January 2004
28 April 1997
31 May 2003
21 February 2005
24 June 1996
28 June 2002
10 February 2000
09 April 1997
28 February 1997
01 June 1996
10 February 1998
16 March 1995
26 April 1995
EP 3032304 A1
15 June 2016
WO 2014122104 A2
14 August 2014
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:
10 February 2020
Date of mailing of the international search report:
14 February 2020
Authorized officer:
Szachowicz, Marta
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