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:
Sep. 03, 2024
Filed:
Feb. 15, 2021
Applicant:
Philip Morris Usa Inc., Richmond, VA (US);
Inventors:
Clement Besso, Neuchatel, CH;
Charles Kuersteiner, Jouxtens-Mezery, CH;
Assignee:
Philip Morris USA Inc., Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D 3/04 (2006.01); A24D 3/02 (2006.01); A24D 3/06 (2006.01); A24D 3/14 (2006.01);
U.S. Cl.
CPC ...
A24D 3/048 (2013.01); A24D 3/0212 (2013.01); A24D 3/061 (2013.01); A24D 3/062 (2013.01); A24D 3/14 (2013.01); Y10T 428/298 (2015.01);
Abstract
A filter segment for use in a filter of a smoking article includes a substrate loaded with at least one smoke-modifying agent. The substrate is located within the body of the filter segment and is formed from filter plug wrap having an air permeability ranging from about 6,000 Coresta units to about 24,000 Coresta units.