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The ornamental design for a helmet, as shown and described.
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The broken lines in the drawings illustrate portions of the helmet which form no part of the claimed design.
The oblique shade lines in the drawings indicate transparency.
Yang, Zhaolin, Zhou, Jianrong, Wang, Rongjiang
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 23 2018 | YANG, ZHAOLIN | NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 047700 | /0939 | |
Nov 23 2018 | ZHOU, JIANRONG | NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 047700 | /0939 | |
Nov 23 2018 | WANG, RONGJIANG | NINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO , LTD | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 047700 | /0939 | |
Dec 06 2018 | Ningbo Geostar Photoelectric Technology Co., Ltd. | (assignment on the face of the patent) | / |
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