Acoustics – Anatomic or prosthetic relation – Ear and mouth
Reexamination Certificate
2007-03-21
2010-11-23
Donels, Jeffrey (Department: 2832)
Acoustics
Anatomic or prosthetic relation
Ear and mouth
C181S130000, C181S131000
Reexamination Certificate
active
07837005
ABSTRACT:
Certain embodiments of the invention may be found in a push-in eartip assembly. The push-in eartip assembly may include a mushroom-shaped foam tip. The push-in eartip assembly may also include a hollow tube extending through the center of the mushroom-shaped foam tip. An inner diameter of the hollow tube may be constant and an outer diameter of the hollow tube may be tapered. In certain embodiments, the push-in eartip assembly may further include an adhesive for bonding the mushroom-shaped foam tip to an outer surface of the hollow tube. In certain embodiments, the hollow tube may extend through a center hole in the mushroom-shaped foam tip that extends from the top to the base of the mushroom-shaped foam tip.
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Donels Jeffrey
Etymotic Research Inc.
McAndrews Held & Malloy Ltd.
Phillips Forrest M
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