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:
Aug. 18, 2009
Filed:
Nov. 28, 2003
Shinichiro Yamada, Kanagawa, JP;
Yuko Fujihira, Kanagawa, JP;
Hiroyuki Mori, Kanagawa, JP;
Tsutomu Noguchi, Kangawa, JP;
Kunihiko Tokura, Tokyo, JP;
Masaru Uryu, Chiba, JP;
Shinichiro Yamada, Kanagawa, JP;
Yuko Fujihira, Kanagawa, JP;
Hiroyuki Mori, Kanagawa, JP;
Tsutomu Noguchi, Kangawa, JP;
Kunihiko Tokura, Tokyo, JP;
Masaru Uryu, Chiba, JP;
Sony Corporation, Tokyo, JP;
Abstract
A material for acoustic apparatus housing, which is advantageous not only in that it prevents the resin from suffering corrosion and is unlikely to impose a burden on the environment, but also in that it has excellent performance as an acoustic apparatus housing. A material for acoustic apparatus housing, characterized in that it comprises a biodegradable polymer compound, an inorganic material, and a hydrolysis inhibitor.