IP Library Assignment 055473/0121
Patent Assignment
Reel/Frame 055473/0121

Assignment of Assignor's Interest

Recorded: 2021-02-19 Pages: 4
Assignors
LIU, SONG
Executed: 2021-01-28
LI, NA
Executed: 2021-01-28
LI, BO
Executed: 2021-01-28
Assignee
BEIJING XIAONIAO TINGTING TECHNOLOGY CO., LTD.
18/F, BLOCK D, THE TURTH BUILDING, NO.7 ZHICHUN ROAD, HAIDIAN DISTRICT, BEIJING, 100191, CHINA
Covered Property (1)
Signal Processing Method and Device for Earphone, and Earphone
Application: 17/180,705 →
Publication: US 2021/0264893
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 10, 2023
From: BEIJING XIAONIAO TINGTING TECHNOLOGY CO., LTD
To: LITTLE BIRD CO., LTD
Reel/Frame 062334/0788 →