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International application No. Applicant's or agent's file reference
PCT/US2015/021540 095184-0660
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
19 March 2015
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.     4A    
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.


     B22F 5/00 (2006.01)i; B22F 3/12 (2006.01)i; E21B 10/62 (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 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: mesh, porous, reinforcement, crack, standoff, mold, binder, infiltration, and metal-matrix composite


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
WO 2013-180695 A1 (HALLIBURTON ENERGY SERVICES, INC. et al.) 05 December 2013 See page 3, lines 25-28, page 6, lines 10-15, claims 1, 13, 26, 35-36, and figures 2-5.
US 2008-0208353 A1 (KUMAR et al.) 28 August 2008 See paragraphs [0009]-[0011], [0038]-[0044], [0055], [0081], claims 1-10, 17-21, and figure 1.
EP 1923476 A2 (SMITH INTERNATIONAL, INC.) 21 May 2008 See paragraphs [0029]-[0035] and claims 1, 14-15.
US 6089123 A (CHOW et al.) 18 July 2000 See column 6, line 59 - column 8, line 52 and figures 2A-2B.
US 4721598 A (LEE, PETER W.) 26 January 1988 See column 2, lines 4-66, claims 1, 4-5, and figure 1.
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
WO 2013-180695 A1
05 December 2013
CA 2875110 A1
CN 104321501 A
GB 2515667 A
US 2014-0374171 A1
05 December 2013
28 January 2015
31 December 2014
25 December 2014
US 2008-0208353 A1
28 August 2008
US 8043382 B2
WO 2008-106192 A2
WO 2008-106192 A3
25 October 2011
04 September 2008
04 December 2008
EP 1923476 A2
21 May 2008
EP 1923476 A3
EP 1923475 A3
EP 1923475 A2
EP 1923154 A3
EP 1923154 A2
US 2008-0209818 A1
US 2008-0179104 A1
US 7862634 B2
US 2008-0210473 A1
12 August 2009
05 August 2009
21 May 2008
12 August 2009
21 May 2008
04 September 2008
31 July 2008
04 January 2011
04 September 2008
US 6089123 A
18 July 2000
EP 0930949 A1
EP 0930949 B1
US 6073518 A
WO 98-13159 A1
05 July 2000
04 April 2001
13 June 2000
02 April 1998
US 4721598 A
26 January 1988
EP 0278682 A3
JP 63-195203 A
24 January 1990
12 August 1988
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. +82-42-472-7140
Date of the actual completion of the international search:
17 December 2015
Date of mailing of the international search report:
18 December 2015
Authorized officer:
LEE, Jong Kyung
Telephone No. +82-42-481-3360
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