USD683906SActiveUtility

Welding auto-darkening filter

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Assignee: JACKSON MATRICE BROWNPriority: Oct 26, 2010Filed: Oct 26, 2010Granted: Jun 4, 2013
Est. expiryOct 26, 2030(~4.2 yrs left)· nominal 20-yr term from priority
Inventors:Matrice Brown JacksonAlice Susan GordonKristy Jo GiebeRussell J. KrollMark A. KruseBenjamin D. StephensRobert J. HenshawPhilip D. Palermo
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PatentIndex Score
8
Cited by
49
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for welding auto-darkening filter, as shown and described.

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