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.:
Date of Patent:
Apr. 25, 2023
Filed:
Nov. 27, 2020
Applicant:
Sonova Ag, Stäfa, CH;
Inventors:
Frank Wang, San Bruno, CA (US);
Michael Au, Union City, CA (US);
Yashvant Venkatakrishnan, San Jose, CA (US);
Xiuming Zhu, San Jose, CA (US);
Roland Kern, Wolfhausen, CH;
Simone Kneipp, Munich, DE;
Paul Wagner, Meilen, CH;
Assignee:
Sonova AG, Staefa, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
H04R 25/654 (2013.01); H04R 25/602 (2013.01); H04R 25/604 (2013.01); H04R 25/609 (2019.05); H04R 2225/021 (2013.01); H04R 2225/025 (2013.01);
Abstract
A hearing device including a housing, a receiver within the housing, and a contaminant guard having a guard sound port and one or both of an outer contaminant receptacle, which is located outward of the guard sound port and that extends around the guard sound port, and an inner contaminant receptacle, which that is located on the central axis of the guard sound port and operably connected to a location outward of the guard sound port.