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International application No. Applicant's or agent's file reference
PCT/US2021/013254 7917-593WO
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
13 January 2021 17 January 2020
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.     2B    
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.


     H01M 50/298 (2021.01)i; H01M 50/519 (2021.01)i; H01M 50/262 (2021.01)i; H01M 50/244 (2021.01)i; H01M 16/00 (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):
     H01M 50/298 (2021.01); H01M 10/42 (2006.01); H01M 10/613 (2014.01); H01M 2/10 (2006.01); H01M 8/0202 (2016.01); H01M 8/249 (2016.01)
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: battery, transport, backplane, electrical connection


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
US 2019-0140229 A1 (CORVUS ENERGY INC.) 09 May 2019 (2019-05-09)
See paragraphs [0011]-[0088] and figures 1-5B.
US 2019-0081290 A1 (TTI (MACAO COMMERCIAL OFFSHORE) LIMITED) 14 March 2019 (2019-03-14)
See abstract, paragraph [0026] and figures 1-6b.
US 2016-0260996 A1 (BLOOM ENERGY CORPORATION) 08 September 2016 (2016-09-08)
See paragraph [0120] and figure 16.
US 2001-0053465 A1 (WILLIAM A. FUGLEVAND) 20 December 2001 (2001-12-20)
See claim 42.
KR 10-2017-0054100 A (SAMSUNG SDI CO., LTD.) 17 May 2017 (2017-05-17)
See the whole document.
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 2019-0140229 A1
09 May 2019
CA 3021576 A1
CN 109478699 A
EP 3449526 A1
JP 2019-516229 A
KR 10-2019-0022484 A
SG 10202010363 A
SG 11201809268 A
WO 2017-181282 A1
26 October 2017
15 March 2019
06 March 2019
13 June 2019
06 March 2019
27 November 2020
29 November 2018
26 October 2017
US 2019-0081290 A1
14 March 2019
AU 2016-394097 A1
AU 2016-394097 B2
AU 2017-306457 A1
AU 2017-306457 B2
CA 3008493 A1
CA 3012910 A1
CN 109075299 A
CN 205985178 U
EP 3378113 A1
EP 3378113 A4
EP 3381074 A1
MX 2018007784 A
MX 2018009102 A
TW 201806217 A
TW M553895 U
US 10950830 B2
US 2019-0020072 A1
WO 2017-143597 A1
WO 2018-024163 A1
05 July 2018
20 February 2020
05 July 2018
02 April 2020
31 August 2017
08 February 2018
21 December 2018
22 February 2017
26 September 2018
10 July 2019
03 October 2018
06 September 2019
03 September 2018
16 February 2018
01 January 2018
16 March 2021
17 January 2019
31 August 2017
08 February 2018
US 2016-0260996 A1
08 September 2016
US 10651496 B2
12 May 2020
US 2001-0053465 A1
20 December 2001
AU 2001-261296 B2
AU 6129601 A
BR 0109656 A
CA 2401562 A1
EP 1287575 A1
JP 2004-515881 A
MX PA02009467 A
US 2001-0044373 A1
US 2001-0045118 A1
US 2004-0197608 A1
US 6383556 B2
US 6467334 B2
US 6468682 B1
US 6743536 B2
US 7326480 B2
WO 01-89016 A1
WO 02-069423 A1
30 September 2004
26 November 2001
06 July 2004
22 November 2001
05 March 2003
27 May 2004
14 May 2004
22 November 2001
29 November 2001
07 October 2004
07 May 2002
22 October 2002
22 October 2002
01 June 2004
05 February 2008
22 November 2001
06 September 2002
KR 10-2017-0054100 A
17 May 2017
US 10454082 B2
US 2017-0133641 A1
US 2017-0133642 A1
22 October 2019
11 May 2017
11 May 2017
Name and mailing address of the ISA/:
Korean Intellectual Property Office
189 Cheongsa-ro, Seo-gu, Daejeon, 35208
Republic of Korea
Facsimile No. +82-42-481-8578
Date of the actual completion of the international search:
06 May 2021
Date of mailing of the international search report:
06 May 2021
Authorized officer:
PARK, Hye Lyun
Telephone No. +82-42-481-3463
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