Sleep aid device
Description
Claims
The ornamental design for a sleep aid device, as shown and described.
Referenced Cited
U.S. Patent Documents
Patent History
Patent number: D1008222
Type: Grant
Filed: Sep 15, 2021
Date of Patent: Dec 19, 2023
Inventor: Zhi Zhao (Shenzhen)
Primary Examiner: Keli L Hill
Application Number: 29/807,879
Type: Grant
Filed: Sep 15, 2021
Date of Patent: Dec 19, 2023
Inventor: Zhi Zhao (Shenzhen)
Primary Examiner: Keli L Hill
Application Number: 29/807,879
Classifications