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. 17, 2014
Filed:
Jan. 23, 2007
Peter Rex White, Southampton, GB;
Martin Graham Duke, Southampton, GB;
William David Lewis, Southampton, GB;
Peter Rex White, Southampton, GB;
Martin Graham Duke, Southampton, GB;
William David Lewis, Southampton, GB;
British American Tobacco (Investments) Limited, London, GB;
Abstract
A filter element having a longitudinally extending core and a wrapper () engaged around the core, wherein the core comprise filtration material () and optionally a particulate material () interspersed in the filtration material, and the wrapper () comprises a particulate material () adhered to two or more portions of said wrapper () wherein at least one of said two or more portions extends over the full longitudinal length of said wrapper. Also taught herein is a smoking article comprising said filter element and/or filter comprising said filter element.