Apparel – Head coverings – Muffs
Reexamination Certificate
2005-08-29
2008-11-04
Moran, Katherine (Department: 3765)
Apparel
Head coverings
Muffs
C128S857000
Reexamination Certificate
active
07444687
ABSTRACT:
A hearing protective device that includes a headpiece, a first earmuff affixed to the headband, and a second earmuff affixed to the headband, each earmuff including an ear cup that includes a cellular material and that has a distal exterior surface that includes exposed cellular material, and a proximal exterior surface.
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Abstract for FR 2,343,472.
Gabas Glaucia C.
Insley Thomas I.
Remer Dean M.
Sato Luciana M.
3M Innovative Properties Company
Hanson Karl G.
Moran Katherine
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