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1. WO2021061184 - SYSTEMS AND METHODS OF EFFICIENTLY RECOVERING PRECIOUS METALS USING AN ALKALINE LEACH, ULTRASOUND, AND ELECTROLYSIS


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INTERNATIONAL SEARCH REPORT (ISR)
Part 1:  1  2  3  4  5  6          Part 2:  A  B  C  D  E 
International application No. Applicant's or agent's file reference
PCT/US2020/019208 827-2-3PCT
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
21 February 2020 23 September 2019
Applicant
ALL GREEN RECYCLING, INC.
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)).
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)).
c.
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 filed or furnished:
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
a.
The figure of the drawings to be published with the abstract is Figure No.     6    
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.
b.
none of the figures is to be published with the abstract.

A. CLASSIFICATION OF SUBJECT MATTER

     C22B 3/00 (2006.01)i; C22B 7/00 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

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: extract, metal, alkaline leach, ultrasound, anodic, etching

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
Y
WO 2010-121317 A1 (PRECIOUS METALS RECOVERY PTY LTD. et al.) 28 October 2010 paragraphs [0008]-[0024]; and claims 1-10
10
A
1-9,11-15
(2)
Y
US 4319922 A (MACDONALD, DAVID I.) 16 March 1982 claim 1
10
(3)
A
US 2004-0045405 A1 (KING, JAMES A.) 11 March 2004 paragraphs [0003], [0036]-[0037]; and claims 1, 11
1-15
(4)
A
US 2011-0000884 A1 (OTTERTUN, HARALD) 06 January 2011 paragraphs [0006]-[0015]
1-15
(5)
PX
US 2020-0017935 A1 (ALL GREEN RECYCLING, INC.) 16 January 2020 claims 1-15 (The above document is a publication of the earlier application whose priorit y has been claimed in this international application.)
1-15
*
Special categories of cited documents:
"A"
document defining the general state of the art which is not considered to be of particular relevance
"D"
document cited by the applicant in the international application
"E"
earlier application or patent but published on or after the international filing date
"L"
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)
"O"
document referring to an oral disclosure, use, exhibition or other means
"P"
document published prior to the international filing date but later than the priority date claimed
"T"
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
"X"
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
"Y"
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

D. INFORMATION ON PATENT FAMILY MEMBERS

Patent document cited in search report Publication date
(day/month/year)
Patent family member(s) Publication date
(day/month/year)
WO 2010-121317 A1
28 October 2010
AU 2010-239083 A1
AU 2010-239156 A1
AU 2010-239157 A1
AU 2010-268687 A1
AU 2012-100072 A4
AU 2012-100072 B4
AU 2012-100073 A4
AU 2012-100073 B4
AU 2012-100082 A4
AU 2012-100082 B4
CA 2759804 A1
CA 2760345 A1
CA 2760354 A1
CA 2766812 A1
CN 102459661 A
CN 102459659 A
CN 102459660 A
CN 102549177 A
US 2012-0067169 A1
US 2012-0067170 A1
US 2012-0090433 A1
US 2012-0144959 A1
WO 2010-121318 A1
WO 2010-121329 A1
WO 2011-000051 A1
WO 2011-130790 A1
ZA 201107780 B
ZA 201107781 B
ZA 201107782 B
ZA 201108998 B
10 November 2011
10 November 2011
10 November 2011
22 December 2011
23 February 2012
24 May 2012
23 February 2012
14 June 2012
23 February 2012
05 July 2012
28 October 2010
28 October 2010
28 October 2010
06 January 2011
16 May 2012
16 May 2012
16 May 2012
04 July 2012
22 March 2012
22 March 2012
19 April 2012
14 June 2012
28 October 2010
28 October 2010
06 January 2011
27 October 2011
25 July 2012
25 July 2012
25 July 2012
29 August 2012
US 4319922 A
16 March 1982
US 4319923 A
16 March 1982
US 2004-0045405 A1
11 March 2004
AU 2002-347480 A1
CA 2497993 A1
FI 20050244 A
US 7033480 B2
WO 2004-022795 A1
ZA 200210229 B
29 March 2004
18 March 2004
07 March 2005
25 April 2006
18 March 2004
08 March 2004
US 2011-0000884 A1
06 January 2011
CN 101688315 B
CN 101688315 A
EP 2165007 A4
EP 2165007 A1
EP 2165007 B1
HK 1141564 A1
JP 5608078 B2
JP 2010-533242 A
KR 10-2010-0034001 A
KR 10-1560704 B1
PL 2165007 T3
SE 531697 C2
SE 0701681 L
US 8236189 B2
WO 2009-008801 A1
25 July 2012
31 March 2010
13 August 2014
24 March 2010
11 November 2015
01 February 2013
15 October 2014
21 October 2010
31 March 2010
15 October 2015
31 May 2016
07 July 2009
12 January 2009
07 August 2012
15 January 2009
US 2020-0017935 A1
16 January 2020
US 10202668 B2
US 10422019 B2
US 2017-0058379 A1
US 10597753 B2
US 2018-0230571 A1
12 February 2019
24 September 2019
02 March 2017
24 March 2020
16 August 2018
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:
19 June 2020
Date of mailing of the international search report:
19 June 2020
Authorized officer:
BAHNG, Seung Hoon
Telephone No. +82-42-481-5560
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