Hair growth device
The dot-dash broken lines depict the boundaries of the enlargements that form no part of the claimed design.
The broken lines in the drawings illustrate portions of the hair growth device and form no part of the claimed design.
Claims
The ornamental design for a hair growth device, as shown and described.
| D897548 | September 29, 2020 | Liu |
| D909595 | February 2, 2021 | Lee |
| D920529 | May 25, 2021 | Liu |
| D965159 | September 27, 2022 | Liu |
| D980994 | March 14, 2023 | Yoon |
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| 20230338743 | October 26, 2023 | Liu |
| 20240245928 | July 25, 2024 | Jo |
Type: Grant
Filed: May 12, 2023
Date of Patent: Oct 22, 2024
Assignee: Dongguan Lescolton Medical Equipment Co., Ltd. (Dongguan)
Inventor: Jianwen Liu (Dongguan)
Primary Examiner: Wan Laymon
Application Number: 29/875,894