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. 19, 1995
Filed:
Jun. 09, 1993
Alfred L Collins, Powhatan, VA (US);
Billy J Keen, Jr, Chesterfield, VA (US);
George B Reid, Richmond, VA (US);
Renzer R Ritt, Sr, Richmond, VA (US);
William H Stevens, Midlothian, VA (US);
Howard W Vogt, Jr, Providence Forge, VA (US);
Philip Morris Incorporated, New York, NY (US);
Abstract
A smoking article wrapper comprising a base web material having a first burn rate and one or more regions having a second burn rate is provided. The regions having a second burn rate are comprised of a composite layer structure of: said base web material, a layer is particulate material, and an adhesive layer which adheres to said base web material and to said layer of particular material. The particulate material is subsequently applied to the adhesive layer. An apparatus and method for applying the particulate material onto the base web is also provided.