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. 22, 2020
Filed:
Aug. 29, 2013
Applicant:
Philip Morris Products S.a., Neuchatel, CH;
Inventors:
Stephane Roudier, Colombier, CH;
Samuel Bonnely, Cormondreche, CH;
Assignee:
Philip Morris Products S.A., Neuchatel, CH;
Primary Examiner:
Int. Cl.
CPC ...
A24F 47/00 (2020.01); A24D 1/22 (2020.01);
U.S. Cl.
CPC ...
A24F 47/006 (2013.01); A24D 1/22 (2020.01);
Abstract
There is provided a heat source for a smoking article, including an upstream end and an opposed downstream end, and further including a combustible carbonaceous core and an integral, non-combustible, thermally insulating, peripheral layer. The core extends from the upstream end of the heat source the downstream end of the heat source. The peripheral layer extends from the upstream end of the heat source only part way along the length of the heat source and circumscribes an upstream portion of the core.