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Electrode Assembly

Abstract: An electrode assembly includes a plurality of electrodes arranged in a stack along a stacking axis with a respective separator portion of an elongated separator sheet positioned between and winding around each of the electrodes in the stack along a serpentine path. The plurality of electrodes include a top electrode positioned at a top of the stack along the stacking axis, and the plurality of electrodes include a bottom electrode positioned at a bottom of the stack. The separator portions in the stack include a top separator portion abutting the top electrode and a bottom separator portion abutting the bottom electrode. The top separator portion and the bottom separator portion each have a value of air permeability from 80 sec/100 ml to 120 sec/100 ml per square inch of the respective separator portion at a pressure of 0.05 MPa and at room temperature.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
04 July 2023
Publication Number
47/2023
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application

Applicants

LG ENERGY SOLUTION, LTD.
Tower1 108, Yeoui-daero Yeongdeungpo-gu Seoul 07335

Inventors

1. YOON, Se Hyun
(LG Energy Solution Research Park), 188, Munji-ro, Yuseong-gu, Daejeon 34122
2. KIM, Beomsu
(LG Energy Solution Research Park), 188, Munji-ro, Yuseong-gu, Daejeon 34122
3. KIM, Yong Nam
(LG Energy Solution Research Park), 188, Munji-ro, Yuseong-gu, Daejeon 34122
4. KIM, Heeyong
(LG Energy Solution Research Park), 188, Munji-ro, Yuseong-gu, Daejeon 34122
5. PARK, Dong Hyeuk
(LG Energy Solution Research Park), 188, Munji-ro, Yuseong-gu, Daejeon 34122
6. KIM, Dong Myung
(LG Energy Solution Research Park), 188, Munji-ro, Yuseong-gu, Daejeon 34122
7. JUNG, Jae Han
(LG Energy Solution Research Park), 188, Munji-ro, Yuseong-gu, Daejeon 34122

Specification

Documents

Application Documents

# Name Date
1 202317044807-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [04-07-2023(online)].pdf 2023-07-04
2 202317044807-STATEMENT OF UNDERTAKING (FORM 3) [04-07-2023(online)].pdf 2023-07-04
3 202317044807-REQUEST FOR EXAMINATION (FORM-18) [04-07-2023(online)].pdf 2023-07-04
4 202317044807-PROOF OF RIGHT [04-07-2023(online)].pdf 2023-07-04
5 202317044807-PRIORITY DOCUMENTS [04-07-2023(online)].pdf 2023-07-04
6 202317044807-POWER OF AUTHORITY [04-07-2023(online)].pdf 2023-07-04
7 202317044807-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [04-07-2023(online)].pdf 2023-07-04
8 202317044807-FORM 18 [04-07-2023(online)].pdf 2023-07-04
9 202317044807-FORM 1 [04-07-2023(online)].pdf 2023-07-04
10 202317044807-DRAWINGS [04-07-2023(online)].pdf 2023-07-04
11 202317044807-DECLARATION OF INVENTORSHIP (FORM 5) [04-07-2023(online)].pdf 2023-07-04
12 202317044807-COMPLETE SPECIFICATION [04-07-2023(online)].pdf 2023-07-04
13 202317044807-FORM 3 [02-12-2023(online)].pdf 2023-12-02
14 202317044807-Information under section 8(2) [20-03-2024(online)].pdf 2024-03-20
15 202317044807-Information under section 8(2) [22-03-2024(online)].pdf 2024-03-22