USD558928SExpiredUtility

Work helmet

48
Assignee: WISE ROBERTPriority: May 11, 2006Filed: May 11, 2006Granted: Jan 1, 2008
Est. expiryMay 11, 2026(expired)· nominal 20-yr term from priority
Inventors:Robert W. WisePeter Muller
48
PatentIndex Score
7
Cited by
10
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       We claim the ornamental design for a work helmet, as shown and described.

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