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:
Jan. 14, 2025
Filed:
Nov. 17, 2020
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Oscar L. Kårekull, Huskvarna, SE;
Petter M. Igede, Värnamo, SE;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/10 (2006.01); A61F 11/14 (2006.01); H04R 5/033 (2006.01);
U.S. Cl.
CPC ...
A61F 11/145 (2022.01); H04R 1/1041 (2013.01); H04R 1/1083 (2013.01); H04R 5/033 (2013.01);
Abstract
The present disclosure relates to a hearing protection device' for protection in different hearing situations A, B, C. The device′ comprises a microphone′, a sound reproduction unithaving a loudspeaker′ and a controllerfor processing an ambient electrical signal. The present disclosure further relates to a controllerfor such a hearing protection′. The present disclosure furthermore relates to a method of switching such a hearing protection device′ in different hearing situations A, B, C.