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:
Mar. 27, 2012
Filed:
Sep. 11, 2006
Applicants:
Yoshiki Ikeyama, Osaka, JP;
Yuri Horie, Osaka, JP;
Kouji Furuuchi, Osaka, JP;
Inventors:
Assignee:
Nitto Denko Corporation, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
G10K 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sound-permeable film () includes: a porous membrane () that contains polytetrafluoroethylene as its main component, allows sound to pass therethrough, and prevents an foreign object such as a water drop from passing therethrough; and a heat-resistant double-sided adhesive sheet () that is disposed on a part of at least one of main surfaces of the porous membrane ().