USD1029788SActiveUtility

Voice masking headphone

62
Assignee: 3M INNOVATIVE PROPERTIES COMPANYPriority: Aug 24, 2021Filed: Aug 24, 2021Granted: Jun 4, 2024
Est. expiryAug 24, 2041(~15.1 yrs left)· nominal 20-yr term from priority
Inventors:Douglas W. FletcherJason T. LunnGregory G. JagerJacob T. LussonEric O. Hemberg
62
PatentIndex Score
3
Cited by
46
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a voice masking headphone, as shown and described.

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