USD632678SActiveUtility

Ear bud shaft and taper

76
Assignee: 3M INNOVATIVE PROPERTIES COPriority: Apr 2, 2010Filed: Apr 2, 2010Granted: Feb 15, 2011
Est. expiryApr 2, 2030(~3.7 yrs left)· nominal 20-yr term from priority
Inventors:James D. BrownPaul D. HenryDavid M. LutgringMichael J. PescettoRavi Thomas
76
PatentIndex Score
23
Cited by
47
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for ear bud shaft and taper, as shown and described.

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