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. 22, 2013
Filed:
May. 05, 2011
Applicants:
Yasunobu Inoue, Yokohama, JP;
Kiyohiro Sasakawa, Yokohama, JP;
Kazunori Sugai, Yokohama, JP;
Kenichi Nishimura, Tokyo, JP;
Yoshio Nakahara, Tokyo, JP;
Inventors:
Yasunobu Inoue, Yokohama, JP;
Kiyohiro Sasakawa, Yokohama, JP;
Kazunori Sugai, Yokohama, JP;
Kenichi Nishimura, Tokyo, JP;
Yoshio Nakahara, Tokyo, JP;
Assignee:
Japan Tobacco Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A smoking article includes a carbon monoxide reducing agent including particles including a calcium aluminate represented by the formula (CaO)(AlO), where 1/6≦m/n≦4/1, wherein the particles have a BET specific surface area of 2 m/g or more and less than 20 m/g.