USD584007SActiveUtility

Top portion of a welding helmet

66
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Nov 15, 2007Filed: Nov 15, 2007Granted: Dec 30, 2008
Est. expiryNov 15, 2027(~1.3 yrs left)· nominal 20-yr term from priority
Inventors:Oskar Juhlin
66
PatentIndex Score
14
Cited by
13
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a top portion of a welding helmet, as shown and described.

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