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. 13, 2002
Filed:
Oct. 12, 1999
Daisuke Kanenari, Hiratsuka, JP;
Hiroyuki Kaido, Hiratsuka, JP;
The Yokohama Rubber Co., Ltd., Tokyo, JP;
Abstract
A pneumatic tire having a non-black rubber composition provided at the at least one portion thereof, at least a portion of said non-black rubber composition comprising 100 part by weight of at least one synthetic rubber and 5 to 100 parts by weight of strontium aluminate or calcium aluminate a long afterglow phosphorescent substance having an average particle size of 1 to 100 Am and having no substantial amounts of carbon black and staining antioxidant, and crosslinked with a crosslinking agent other than sulfur or a pneumatic tire having two or more layer structure of a surface layer of the above phosphorescent rubber composition layer and a lower layer of a blight-colored reflecting layer or the transparent or translucent cover layer and the under phosphorescent rubber composition layer.