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International application No. Applicant's or agent's file reference
PCT/US2017/054413 P120569PCT
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
29 September 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.     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.


     H01L 29/786 (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:
Korean utility models and applications for utility modelsJapanese utility models and applications for utility models
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
eKOMPASS(KIPO internal) & Keywords: inverter, TFT, back-end-of-line, spacer, remove


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
US 2016-0284713 A1 (POWERCHIP TECHNOLOGY CORPORATION) 29 September 2016 See paragraphs [0030], [0072]-[0084] and figure 5.
US 2010-0059744 A1 (HUAXIANG YIN et al.) 11 March 2010 See paragraphs [0048]-[0051], figure 1 and claims 8-19.
JP 2009-004733 A (CANON INC.) 08 January 2009 See paragraphs [0025]-[0035] and figure 3.
US 2016-0211264 A1 (TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.) 21 July 2016 See paragraphs [0024]-[0034], figure 5 and claim 1.
US 2004-0065884 A1 (ARUP BHATTACHARYYA) 08 April 2004 See paragraphs [0078]-[0100], figure 11 and claim 35.
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 2016-0284713 A1
29 September 2016
CN 106024789 A
JP 2016-184676 A
TW 2016-35492 A
12 October 2016
20 October 2016
01 October 2016
US 2010-0059744 A1
11 March 2010
KR 10-1529575 B1
KR 10-2010-0030401 A
US 7989899 B2
29 June 2015
18 March 2010
02 August 2011
JP 2009-004733 A
08 January 2009
CN 101681927 B
CN 102593188 A
CN 101681927 A
CN 102593188 B
EP 2162920 A1
EP 2162920 B1
JP 05294651 B2
KR 10-1056678 B1
KR 10-2010-0010507 A
TW 2009-08222 A
US 8304298 B2
US 2010-0085081 A1
WO 2008-143304 A1
02 May 2012
18 July 2012
24 March 2010
20 May 2015
17 March 2010
11 September 2013
18 September 2013
12 August 2011
01 February 2010
16 February 2009
06 November 2012
08 April 2010
27 November 2008
US 2016-0211264 A1
21 July 2016
CN 106206732 A
US 2017-0133279 A1
US 2016-0307928 A1
US 9406697 B1
US 9583490 B2
US 9646994 B2
US 2016-0211276 A1
US 9905477 B2
07 December 2016
11 May 2017
20 October 2016
02 August 2016
28 February 2017
09 May 2017
21 July 2016
27 February 2018
US 2004-0065884 A1
08 April 2004
US 2004-0145399 A1
US 6808971 B2
US 6882010 B2
US 2004-0144979 A1
29 July 2004
26 October 2004
19 April 2005
29 July 2004
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:
28 June 2018
Date of mailing of the international search report:
29 June 2018
Authorized officer:
LEE, Myung Jin
Telephone No. +82-42-481-8474
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