Granted Patent
B2
US 12,719,086 · App. 18/321,794 · Granted Aug 25, 2026
Method for preparing SEI-like film component additive as well as electrolyte solution, lithium-ion battery, battery module, battery pack and powered device
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Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Mar 26, 2025
From: WU, ZELI; HAN, CHANGLONG; HUANG, LEI
To: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Reel/Frame 070627/0200 →
EMPLOYMENT AGREEMENT
Recorded Mar 26, 2025
From: AI, ZHIYONG
To: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Reel/Frame 071353/0014 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Aug 6, 2024
From: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
To: CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Reel/Frame 068338/0402 →
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded May 23, 2023
From: WU, ZELI; HAN, CHANGLONG; HUANG, LEI; AI, ZHIYONG
To: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Reel/Frame 063722/0299 →
Continuity (2)
Continuation
PCTCN2021101835
· Jun 23, 2021
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