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:
Jun. 29, 2021
Filed:
Aug. 25, 2016
Applicant:
Philip Morris Products S.a., Neuchatel, CH;
Inventors:
Andres Alberto Jaramillo, Medellin, CO;
Robert Emmett, Neuchatel, CH;
Assignee:
Philip Morris Products S.A., Neuchatel, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D 3/02 (2006.01); A24C 5/46 (2006.01); A24D 3/10 (2006.01); A24D 3/14 (2006.01); B31C 3/04 (2006.01);
U.S. Cl.
CPC ...
A24D 3/0291 (2013.01); A24C 5/46 (2013.01); A24D 3/10 (2013.01); A24D 3/14 (2013.01); B31C 3/04 (2013.01); Y10T 428/1303 (2015.01); Y10T 428/139 (2015.01); Y10T 428/1352 (2015.01); Y10T 428/1393 (2015.01);
Abstract
There is provided a tubular element for use in the manufacture of a filter of a smoking article, the tubular element comprising a first and a second layer wound of substantially continuous strips of a cellulose-fibre-based web material. The strips have predetermined thickness (T) and width (W). The web material is coated on a first surface with an activatable polymer and the first surface of the web material in the first layer faces the first surface of the web material in the second layer. An external diameter of the tubular element is substantially uniform over a given length.