The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8457336 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 04, 2013

Filed:

Jun. 18, 2010
Applicants:

Igal Ladabaum, San Carlos, CA (US);

Stuart Wenzel, San Carlos, CA (US);

Ganapati Mauze, Sunnyvale, CA (US);

Ian Michael Day, Fremont, CA (US);

Leland Stock, San Francisco, CA (US);

Paul Wagner, San Carlos, CA (US);

Inventors:

Igal Ladabaum, San Carlos, CA (US);

Stuart Wenzel, San Carlos, CA (US);

Ganapati Mauze, Sunnyvale, CA (US);

Ian Michael Day, Fremont, CA (US);

Leland Stock, San Francisco, CA (US);

Paul Wagner, San Carlos, CA (US);

Assignee:

InSound Medical, Inc., Newark, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An in-canal hearing device includes a receiver, battery, and microphone assembly with a housing. The housing has an air and sound opening which is covered with a structure to inhibit the entry of cerumen and moisture. The structure may be in the form of an end cap having passages with walls which are both hydrophobic and oleophobic to prevent the entry of water, cerumen and other liquids. The structure may also include a flexible tube or a rigid perforated shell surrounding the passages that inhibit the deposition of solid cerumen and other debris onto the passages.


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Ladabaum, Igal. (2013). Contamination resistant ports for hearing devices (U.S. Patent No. 8457336). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8457336

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