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. 29, 2013
Filed:
Oct. 09, 2009
Applicant:
Marc Robert Krauss, Midlothian, VA (US);
Inventor:
Marc Robert Krauss, Midlothian, VA (US);
Assignee:
Philip Morris USA Inc., Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24B 15/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for treating a tobacco material comprising: (a) extracting a tobacco material with a solvent to produce a tobacco extract and a tobacco residue; (b) contacting the tobacco extract with an antioxidant; and (c) contacting the mixture of (b) with an antioxidant scavenger, to produce a treated tobacco extract. The treated tobacco extract is reapplied to the tobacco residue to form a treated tobacco material. In addition, a smoking composition, a smoking article and a smokeless tobacco oral delivery product contain the treated tobacco material.