IP Library › Granted Patent US 990,450
Granted Patent S1
US 990,450 · App. 29/780,335 · Granted Jun 27, 2023

Noise-canceling headphones

Inventors: Jianfeng Xiong (Guangdong, CN); Bo Chen (Guangdong, CN)
Assignee: SHENZHEN LIGHKEEP CO., LIMITED
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Quick Facts
Patent No.
US 990,450
App. No.
29/780,335
Granted
Jun 27, 2023
Kind
S1
Claims (1)

The ornamental design for noise-canceling headphones, as shown and described.

Assignments (9)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 10, 2026
From: SHENZHEN LIGHKEEP CO., LIMITED
To: SHENZHEN SHENGWEI LEATHER PRODUCTS CO., LTD
Reel/Frame 073738/0716 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 27, 2025
From: SHENZHEN LIGHKEEP CO., LIMITED
To: SHENZHEN LIGHKEEP CO.,LIMITED
Reel/Frame 073051/0705 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 23, 2025
From: FOFUN CO., LIMITED
To: SHENZHEN LIGHKEEP CO., LIMITED
Reel/Frame 073009/0479 →
SECURITY INTEREST Recorded Nov 21, 2025
From: FOFUN CO., LIMITED
To: T-FUN INC
Reel/Frame 072990/0028 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 21, 2025
From: FOFUN CO., LIMITED
To: SHENZHEN LIGHKEEP CO.,LIMITED
Reel/Frame 072990/0609 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 13, 2025
From: SHENZHEN LIGHKEEP CO., LIMITED
To: FOFUN CO., LIMITED
Reel/Frame 072416/0648 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 23, 2025
From: SHENZHEN LIGHKEEP C O., LIMITED
To: SHENZHEN LIGHKEEP CO., LIMITED
Reel/Frame 071812/0089 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2025
From: SHENZHEN LIGHKEEP CO., LIMITED
To: SHENZHEN LIGHKEEP CO.,LIMITED
Reel/Frame 071751/0325 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 23, 2021
From: XIONG, JIANFENG; CHEN, BO
To: SHENZHEN LIGHKEEP CO., LIMITED
Reel/Frame 056022/0752 →
Priority Claims (1)
CN 202030814997.0 · Dec 29, 2020 · national