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:
Dec. 09, 2014
Filed:
Aug. 27, 2013
Applicant:
Philip Morris Usa Inc., Richmond, VA (US);
Inventors:
Wei-Jun Zhang, Richmond, VA (US);
Mark Zhuang, Richmond, VA (US);
Shahryar Rabiei, Richmond, VA (US);
Firooz Rasouli, Midlothian, VA (US);
Assignee:
Philip Morris USA Inc., Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D 3/06 (2006.01); A24D 3/16 (2006.01);
U.S. Cl.
CPC ...
A24D 3/067 (2013.01); A24D 3/163 (2013.01);
Abstract
Filters and cigarettes include an activated carbon sorbent capable of selectively removing nitric oxide from mainstream tobacco smoke. Methods for making cigarette filters and cigarettes using the activated carbon sorbent and methods for treating mainstream tobacco smoke produced by smoking a cigarette comprising the sorbent are also provided.