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International application No. Applicant's or agent's file reference
PCT/US2018/063535 75232028WO01
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
03 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.


     C09K 8/467 (2006.01)i; C04B 12/00 (2006.01)i; C04B 28/00 (2006.01)i; C04B 103/46 (2006.01)n; C04B 103/12 (2006.01)n; C04B 103/22 (2006.01)n; C04B 111/00 (2006.01)n
According to International Patent Classification (IPC) or to both national classification and IPC


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 models
Japanese 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: Cement, Amorphous calcium silicate hydrate, Coating, Silica core, Monophase amorphous hydraulic binder


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
US 10077212 B2 (HALLIBURTON ENERGY SERVICES, INC.) 18 September 2018 See paragraph [0009]; and claims 1, 8-9, 11.
WO 2014-053699 A1 (TEKNOLOGIAN TUTKIMUSKESKUS VTT) 10 April 2014 See claims 16, 18.
US 2017-0057872 A1 (WATERSHED MATERIALS, LLC) 02 March 2017 See claims 1, 8, 14.
US 2011-0041737 A1 (BEUCHLE, GUENTER et al.) 24 February 2011 See paragraphs [0002], [0030]-[0031]; and claim 1.
US 2017-0349485 A1 (CIMPOR - CIMENTOS DE PORTUGAL, SGPS, S.A. et al.) 07 December 2017 See claims 1-10.
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 10077212 B2
18 September 2018
AU 2013-402487 A1
AU 2013-402487 B2
BR 112016004888 A2
CA 2923720 A1
CA 2923720 C
GB 2532164 A
MX 2016002390 A
NO 20160242 A1
US 2016-0214901 A1
WO 2015-053750 A1
03 March 2016
10 November 2016
01 August 2017
16 April 2015
23 April 2019
11 May 2016
09 December 2016
12 February 2016
28 July 2016
16 April 2015
WO 2014-053699 A1
10 April 2014
FI 124295 B
FI 20126025 A
13 June 2014
03 April 2014
US 2017-0057872 A1
02 March 2017
US 2011-0041737 A1
24 February 2011
AU 2008-281031 A1
AU 2008-281031 B2
BR PI0814133 A2
CA 2693512 A1
CA 2693512 C
CN 101835723 A
CN 101835723 B
DE 102007035257 B3
EA 023687 B1
EA 201070190 A1
EP 2183193 A1
EP 2183193 B1
ES 2615162 T3
HU E032561 T2
JP 2010-534606 A
JP 5496886 B2
KR 10-1621029 B1
KR 10-2016-0003319 A
KR 10-20100-040705 A
PL 2183193 T3
SG 183664 A1
TW 200914375 A
TW I496743 B
US 8382892 B2
WO 2009-015769 A1
ZA 200908734 B
05 February 2009
14 November 2013
03 February 2015
05 February 2009
14 July 2015
15 September 2010
12 August 2015
13 November 2008
29 July 2016
30 June 2010
12 May 2010
07 December 2016
05 June 2017
28 September 2017
11 November 2010
21 May 2014
13 May 2016
08 January 2016
20 April 2010
30 June 2017
27 September 2012
01 April 2009
21 August 2015
26 February 2013
05 February 2009
27 October 2010
US 2017-0349485 A1
07 December 2017
BR 112017015447 A2
CN 107207342 A
EP 3247684 A1
WO 2016-118030 A1
16 January 2018
26 September 2017
29 November 2017
28 July 2016
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 August 2019
Date of mailing of the international search report:
28 August 2019
Authorized officer:
HEO, Joo Hyung
Telephone No. +82-42-481-8150
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