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International application No. Applicant's or agent's file reference
PCT/KR2018/008970 FM18093WO
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
07 August 2018 11 August 2017
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.


     B60H 1/34 (2006.01)i; F24F 13/10 (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:
한국등록실용신안공보 및 한국공개실용신안공보: 조사된 최소문헌란에 기재된 IPC일본등록실용신안공보 및 일본공개실용신안공보: 조사된 최소문헌란에 기재된 IPC
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
eKOMPASS(KIPO internal) & Keywords: air ventilator, louver, damper, shaft, wind control unit


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
US 2015-0202946 A1 (HOWA PLASTICS CO., LTD. et al.) 23 July 2015 See paragraphs [0047]-[0075], claim 1 and figures 2, 4-5, 7.
US 2016-0282008 A1 (NIFCO INC.) 29 September 2016 See paragraphs [0030]-[0031] and figures 1-2.
US 2016-0102884 A1 (TOYODA GOSEI CO., LTD.) 14 April 2016 See paragraphs [0029]-[0030] and figures 1-3.
EP 1743790 A1 (SEAT, S.A.) 17 January 2007 See claims 1-2 and figures 1-2.
US 2014-0011436 A1 (KANEDA et al.) 09 January 2014 See figures 1A-1B.
Special categories of cited documents:
document defining the general state of the art which is not considered to be of particular relevance
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 2015-0202946 A1
23 July 2015
CN 104520124 B
CN 104520124 A
EP 2883724 A1
EP 2883724 A4
EP 2883724 B1
JP 6104534 B2
JP 2014-034280 A
US 10112459 B2
WO 2014-024788 A1
26 October 2016
15 April 2015
17 June 2015
13 January 2016
22 November 2017
29 March 2017
24 February 2014
30 October 2018
13 February 2014
US 2016-0282008 A1
29 September 2016
CN 105745100 A
CN 105745100 B
EP 3072718 A4
EP 3072718 A1
JP 6099285 B2
KR 10-2015-0058074 A
KR 10-1647560 B1
WO 2015-076254 A1
06 July 2016
15 June 2018
26 July 2017
28 September 2016
22 March 2017
28 May 2015
10 August 2016
28 May 2015
US 2016-0102884 A1
14 April 2016
JP 6265100 B2
JP 2016-078487 A
24 January 2018
16 May 2016
EP 1743790 A1
17 January 2007
ES 1061179 Y
ES 1061179 U
16 May 2006
16 January 2006
US 2014-0011436 A1
09 January 2014
CN 103534115 A
EP 2752322 A1
JP 2013-049367 A
TW 201309497 A
WO 2013-031277 A1
22 January 2014
09 July 2014
14 March 2013
01 March 2013
07 March 2013
Name and mailing address of the ISA/:
Korean Intellectual Property Office
189 Cheongsa-ro, Seo-gu, Daejeon Metropolitan City, 302-701
Republic of Korea
Facsimile No. +82-42-481-8578
Date of the actual completion of the international search:
20 November 2018
Date of mailing of the international search report:
20 November 2018
Authorized officer:
LEE, Hun Gil
Telephone No. +82-42-481-8525
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