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:
Jul. 28, 2015
Filed:
Mar. 25, 2011
Munmaya K. Mishra, Manakin Sabot, VA (US);
Kathryne E. Paine, Midlothian, VA (US);
John B. Paine, Iii, Midlothian, VA (US);
Shengsheng Liu, Richmond, VA (US);
Munmaya K. Mishra, Manakin Sabot, VA (US);
Kathryne E. Paine, Midlothian, VA (US);
John B. Paine, III, Midlothian, VA (US);
Shengsheng Liu, Richmond, VA (US);
Philip Morris USA Inc., Richmond, VA (US);
Abstract
Disclosed is a smoking article containing a rod containing a smokable composition, an optional wrapper for the rod, and at least one polymer or oligomer comprising monomer units of a polycarboxylic acid ester disposed on or in the rod, the wrapper, or both. The polycarboxylic acid ester contains an acid moiety having at least two carboxylic groups, and at least two alcohol moieties independently selected from those corresponding to a cycloalkyl alcohol or an aryl alcohol. The cycloalkyl alcohol or aryl alcohol is a flavorant, or chemesthetic agent, or both. In addition, a method for the controlled release of these flavorant or chemesthetic agents is described, which comprises pyrolyzing at least one polymer or oligomer.