USD1097343SActiveUtility
Protective helmet
Est. expiryAug 7, 2043(~17 yrs left)· nominal 20-yr term from priority
Inventors:Kang Qiu
30
PatentIndex Score
0
Cited by
24
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a protective helmet, as shown and described.Join the waitlist — get patent alerts
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