Patent Assignment
Reel/Frame 056266/0513
Assignment of Patent Rights
Recorded: 2021-05-17
Pages: 5
Assignor
NINGDE AMPEREX TECHNOLOGY LIMITED
Executed: 2021-05-08
Assignee
DONGGUAN POWERAMP TECHNOLOGY LIMITED
NO 1, XINGHUI ROAD, SONGSHAN LAKE PARK, DONGGUAN CITY, GUANGDONG PROVINCE, 523000, CHINA
Covered Properties
(12)
Explosion-Proof Device Including Battery Cover with Rupture Film Positioned in Valve Seat for Use in Power Batteries
Rechargeable Battery Having Desirable Safety Performance
Vent and Cap Assembly of Power Battery
Safety Cap Assembly of Power Battery
Cap Assembly of Power Battery
Battery
Battery with Improved Safety
Battery Cell
Application:
16/533,909 →
Publication:
US 2020/0365841
Electrode and Electrochemical Device Including the Same
Electrode and Electrochemical Device Including the Same
Application:
16/534,326 →
Publication:
US 2020/0313176
Electrode and Electrochemical Device Including the Same
Tab, Electrode Plate, and Battery
Application:
16/999,911 →
Publication:
US 2021/0057711
Related Assignments
(15)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 18, 2011
From: WANG, PENG; DENG, PING-HUA; JIN, BIAO; GUO, ZHI-JUN
To: DONGGUAN AMPEREX ELECTRONICS TECHNOLOGY LIMITED
Reel/Frame 025655/0512 →
Assignment of Assignor's Interest
Jan 17, 2014
From: CAI, RU LAI; LI, QUAN KUN; DENG, PING HUA; WANG, PENG
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 031999/0516 →
Assignment of Assignor's Interest
Nov 11, 2014
From: HE, MENGJIANG; CAI, RULAI; DENG, PINGHUA; WANG, PENG
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 034204/0021 →
Assignment of Assignor's Interest
Nov 17, 2015
From: LI, QUANKUN; DENG, PINGHUA; WANG, PENG; GENG, JIBIN
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 037062/0380 →
Assignment of Assignor's Interest
Jun 26, 2018
From: DONGGUAN AMPEREX ELECTRONICS TECHNOLOGY LIMITED
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 046204/0756 →
Assignment of Assignor's Interest
Nov 28, 2018
From: WANG, JIFEI; CHENG, SHENG; LIANG, WEI; YANG, PEILEI
To: AMPEREX TECHNOLOGY CO., LIMITED
Reel/Frame 047603/0844 →
Assignment of Assignor's Interest
Apr 23, 2019
From: CAI, RULAI; LI, QUANKUN; WANG, PENG; DENG, PINGHUA
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 048970/0325 →
Assignment of Assignor's Interest
Jul 23, 2019
From: HAN, XIANG-LONG; TAO, TAO
To: NINGDE AMPEREX TECHNOLOGY LTD.
Reel/Frame 049831/0950 →
Assignment of Assignor's Interest
Aug 7, 2019
From: WANG, HUIXIN; HUANG, SILIN; CHENG, SHENG; YU, HONGMING
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 049991/0654 →
Assignment of Assignor's Interest
Aug 7, 2019
From: WANG, HUIXIN; HUANG, SILIN; CHENG, SHENG; YU, HONGMING
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 049990/0186 →
Assignment of Assignor's Interest
Aug 7, 2019
From: WANG, HUIXIN; HUANG, SILIN; CHENG, SHENG; YU, HONGMING
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 049989/0465 →
Assignment of Assignor's Interest
Aug 7, 2019
From: LIANG, WEI
To: NINGDE AMPEREX TECHNOLOGY LTD.
Reel/Frame 049985/0049 →
Assignment of Assignor's Interest
Oct 30, 2020
From: YANG, PEILEI
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 054554/0121 →
Assignment of Assignor's Interest
Jul 7, 2025
From: DONGGUAN POWERAMP TECHNOLOGY LIMITED
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 071613/0864 →
Assignment of Assignor's Interest
Jul 9, 2025
From: DONGGUAN POWERAMP TECHNOLOGY LIMITED
To: NINGDE AMPEREX TECHNOLOGY LIMITED
Reel/Frame 071644/0566 →