USD520181SExpiredUtility
Army helmet lighter
Est. expiryAug 29, 2025(expired)· nominal 20-yr term from priority
Inventors:Peter Chen
39
PatentIndex Score
3
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a army helmet lighter, as shown.Join the waitlist — get patent alerts
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