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:
Mar. 05, 2024
Filed:
Aug. 28, 2019
Applicant:
Filtrona Filter Products Development Co. Pte. Ltd., Singapore, SG;
Inventors:
Paul Francis Clarke, Morpeth, GB;
Ahmad Fashihul Lisan, Sidoarjo, ID;
Assignee:
Filtrona Filter Products Development Co. Pte. Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D 3/04 (2006.01); A24D 3/18 (2006.01); A24F 13/06 (2006.01);
U.S. Cl.
CPC ...
A24D 3/04 (2013.01); A24D 3/18 (2013.01); A24F 13/06 (2013.01);
Abstract
A stand alone tobacco smoke filter or filter element for use with a smoking article comprising a wrapper engaged around a longitudinally extending core of tobacco smoke filtering material, wherein at least one end of the wrapper extends beyond the end of the core around which it is engaged, to define a cavity at the end of the filter which faces the smoking article in use.