Patent · US Active

Smoking article with heat resistant sheet material

US9730468B2 · kind B2 · utility

21Cited by

20References

16Claims

0Family size

Assignee

Philip Morris USA Inc. · US

Inventors

Laurent Poget · Bussigny, CH
Alexandre Malgat · Yverdon-les-Bains, CH
Christoph Sorg · Munich, DE
Andreas Hofenauer · Germering, DE
David Croll · Poing, DE
Rolf Gericke · Holzkirchen, DE

Key dates

Filing date	Dec 1, 2014
Grant date	Aug 15, 2017
Priority date	—
Expiry date	Jun 22, 2035

Classification

Technology area (CPC A)Human Necessities
CPC primaryA24D1/22
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

A smoking article includes a sheet material including a fibrous layer formed of cellulosic fibers and at least 50% by weight of inorganic filler material having a particle size in range of from 0.1 microns and 50 microns, wherein the sheet material has a tensile strength of at least 900 N/m. The fibrous layer includes a binder material, such as an organic binder material. The organic binder material can be a cellulosic binder material. A coating layer may be provided on at least one side of the fibrous layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.