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. 01, 2017
Filed:
Oct. 21, 2013
Applicant:
Philip Morris Products S.a., Neuchatel, CH;
Inventors:
Celine Gambs, Cham, CH;
Irfan Gunduz, Le Mont-sur-Lausanne, CH;
Ping Li, Lausanne, CH;
Roger Hofer, Peseux, CH;
Assignee:
Philip Morris Products S.A., Neuchatel, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A24D 3/14 (2006.01); A24D 3/10 (2006.01);
U.S. Cl.
CPC ...
A24D 3/14 (2013.01); A24D 3/10 (2013.01);
Abstract
A smoking article comprising a filter segment, the filter segment comprising a tow material and triacetin, wherein the filter segment further comprises an amino acid acetate salt and glycerine. The amino acid acetate salt and glycerine stabilize the triacetin in order to maintain the structural firmness of the tow material.