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Extract from the Register of European Patents

EP About this file: EP4207434

EP4207434 - WET SEPARATION PROCESS FOR WASTE LITHIUM BATTERIES AND USE THEREOF [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  02.06.2023
Database last updated on 07.10.2024
FormerThe international publication has been made
Status updated on  09.07.2022
Most recent event   Tooltip22.04.2024The date on which the examining division becomes responsible, has been established 
22.04.2024Amendment by applicant 
Applicant(s)For all designated states
Hunan Brunp Recycling Technology Co., Ltd.
No. 018
Jinsha East Road, Jinzhou New District
Changsha, Hunan 410604 / CN
For all designated states
Guangdong Brunp Recycling Technology Co., Ltd
No. 6 Zhixin Avenue
Leping Town
Shanshui District
Foshan, Guangdong 528137 / CN
For all designated states
Hunan Brunp EV Recycling Co., Ltd.
No. 018 Jinsha East Road
Jinzhou New District
Changsha, Hunan 410604 / CN
[2023/27]
Inventor(s)01 / ZHAO, Jieming
Changsha, Hunan 410604 / CN
02 / GONG, Qinxue
Changsha, Hunan 410604 / CN
03 / CHEN, Ruokui
Changsha, Hunan 410604 / CN
04 / LI, Qiang
Changsha, Hunan 410604 / CN
05 / LI, Changdong
Changsha, Hunan 410604 / CN
 [2023/27]
Representative(s)Nex & Phister Law & IP Aps
Symbion Fuglebakken
Nordre Fasanvej 215
2000 Fredriksberg / DK
[N/P]
Former [2023/27]Nex & Phister Law & IP Aps
Ole Maaløes Vej 3
2200 Copenhagen N / DK
Application number, filing date21912828.713.05.2021
[2023/27]
WO2021CN93664
Priority number, dateCN20201158467128.12.2020         Original published format: CN202011584671
[2023/27]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2022142067
Date:07.07.2022
Language:ZH
[2022/27]
Type: A1 Application with search report 
No.:EP4207434
Date:05.07.2023
Language:EN
[2023/27]
Search report(s)International search report - published on:CN07.07.2022
(Supplementary) European search report - dispatched on:EP03.11.2023
ClassificationIPC:H01M10/54, B03B7/00, H01M6/52, // B03B9/06
[2023/49]
CPC:
H01M10/54 (EP,CN); B03B9/00 (CN); B07B15/00 (US);
B03B1/00 (CN); B03B7/00 (EP); B03C1/005 (US);
B09B3/35 (US); H01M6/52 (EP); B03B2009/066 (EP);
B07B2220/04 (US); B07B2230/01 (US); B09B2101/16 (US);
Y02W30/84 (EP) (-)
Former IPC [2023/27]H01M10/54
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2023/27]
Validation statesMA29.03.2023
TitleGerman:NASSTRENNVERFAHREN FÜR LITHIUM-ALTBATTERIEN UND VERWENDUNG DAVON[2023/27]
English:WET SEPARATION PROCESS FOR WASTE LITHIUM BATTERIES AND USE THEREOF[2023/27]
French:PROCÉDÉ DE SÉPARATION PAR VOIE HUMIDE POUR BATTERIES AU LITHIUM USAGÉES ET SON UTILISATION[2023/27]
Entry into regional phase29.03.2023Translation filed 
29.03.2023National basic fee paid 
29.03.2023Search fee paid 
29.03.2023Designation fee(s) paid 
29.03.2023Examination fee paid 
Examination procedure29.03.2023Examination requested  [2023/27]
22.04.2024Amendment by applicant (claims and/or description)
22.04.2024Date on which the examining division has become responsible
Fees paidRenewal fee
27.04.2023Renewal fee patent year 03
13.03.2024Renewal fee patent year 04
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[A]CN105671316  (UNIV JIANGXI SCI & TECHNOLOGY) [A] 1-10 * paragraphs [0004] - [0016]; figure 1 *;
 [A]CN108400400  (UNIV CENTRAL SOUTH) [A] 1-10 * paragraphs [0008] - [0038]; figures 1-3 *;
 [A]CN111468284  (CHINA ENFI ENG CORP) [A] 1-10 * paragraphs [0009] - [0039]; examples 6-8 *;
 [T]  - Schlanz ET AL, "Grinding: An Overview of Operation and Design", Blog of Mineral Processing (Metallurgy), (19871001), URL: https://www.911metallurgist.com/blog/wp-content/uploads/2016/06/Grinding-Circuit-Design.pdf, (20191014), XP055631569 [T] 1-10 * pages 16-18; figures 8-10 *
International search[A]CN102218370  (DAYE NONFERROUS DESIGN & RES INST CO LTD, et al) [A] 1-10 * entire document *;
 [Y]CN105671316  (UNIV JIANGXI SCI & TECHNOLOGY) [Y] 1-10 * description, paragraphs [0006]-[0009], and figure 1 *;
 [A]JP2017037807  (UNIV WASEDA, et al) [A] 1-10* entire document *;
 [Y]CN111468284  (CHINA ENFI ENG CORP) [Y] 1-10 * description, paragraphs [0025]-[0039], and figure 1 *;
 [A]CN111534697  (CHINA ENFI ENG CORP) [A] 1-10 * entire document *;
 [PX]CN112756104  (HUNAN BRUNP RECYCLING TECH CO LTD, et al) [PX] 1-10 * claims 1-10 *
by applicantCN111534697
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.