Toothbrush with water injection
The broken lines shown in the drawings illustrate portions of the toothbrush with water injection that form no part of the claimed design. The dash-dot-dash broken lines denote the lead lines and the boundaries of the enlarged detail views and form no part of the claimed design.
Claims
The ornamental design for a toothbrush with water injection as shown and described.
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Type: Grant
Filed: Jun 28, 2024
Date of Patent: Nov 3, 2026
Assignee: SOUNDAI TECHNOLOGY CO., LTD. (Beijing)
Inventors: Qiuyu Chen (Beijing), Xianling Tu (Beijing)
Primary Examiner: Messina L Smith
Assistant Examiner: Evin F Ershock
Application Number: 29/949,973