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:
Jul. 18, 2023
Filed:
Dec. 15, 2020
Applicant:
GN Audio A/s, Ballerup, DK;
Inventors:
Nuno Beleza Freire, Ballerup, DK;
Jacob Reimert, Ballerup, DK;
Assignee:
GN AUDIO A/S, Ballerup, DK;
Primary Examiner:
Int. Cl.
CPC ...
H04R 25/00 (2006.01); H04R 1/10 (2006.01);
U.S. Cl.
CPC ...
H04R 1/1008 (2013.01); H04R 1/1058 (2013.01); H04R 2201/107 (2013.01); H04R 2460/11 (2013.01);
Abstract
An earphone comprising a rear chamber and a vent structure. The vent structure comprises The invention also relates to the manufacturing such an earphone.