White noise sound machine
Description
Claims
The ornamental design for a white noise sound machine, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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- Color Noise Sound Machines. Apr. 21, 2023. Site visited Feb. 11, 2023. [https://www.amazon.com/Color-Noise-Machines-Adjustable-Brightness/dp/B093GZ7B2X/ref=sr_1_82?crid=2ZB3LBJTPJMF5&keywords=white+noise+machine&qid=1676143894&s=home-garden&sprefix=white+noise+machine%2Cgarden%2C129&sr=1-82] (Year: 2021).
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Patent History
Patent number: D985147
Type: Grant
Filed: Jun 25, 2021
Date of Patent: May 2, 2023
Inventor: DongHua Zhu (Jiangsu)
Primary Examiner: Wendy L Arminio
Assistant Examiner: Maheen Khurshid
Application Number: 29/796,694
Type: Grant
Filed: Jun 25, 2021
Date of Patent: May 2, 2023
Inventor: DongHua Zhu (Jiangsu)
Primary Examiner: Wendy L Arminio
Assistant Examiner: Maheen Khurshid
Application Number: 29/796,694