USD604911SActiveUtility

Protective plate for a welding filter in a welding helmet

85
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Nov 15, 2007Filed: Nov 25, 2008Granted: Nov 24, 2009
Est. expiryNov 15, 2027(~1.3 yrs left)· nominal 20-yr term from priority
Inventors:Oskar Juhlin
85
PatentIndex Score
23
Cited by
24
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a protective plate for a welding filter in a welding helmet, as shown and described.

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