USD918483SActiveUtility

User interface for a welding helmet

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Assignee: 3M INNOVATIVE PROPERTIES COPriority: Oct 26, 2018Filed: Oct 26, 2018Granted: May 4, 2021
Est. expiryOct 26, 2038(~12.3 yrs left)· nominal 20-yr term from priority
Inventors:Linus P. BastmanEmil ErikssonErik Oskar JuhlinMarcus T. R. WiederkehrJohn M. KruseChristpher M. BrownJon A. Kirschhoffer
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PatentIndex Score
3
Cited by
27
References
1
Claims

Claims

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

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