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:
Jul. 12, 1994
Filed:
Sep. 17, 1992
Applicant:
Inventors:
David H Jones, Leigh-on-Sea, GB;
Jerzy Kijowski, Billericay, GB;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24D / ; A24D / ;
U.S. Cl.
CPC ...
131331 ; 131336 ; 131342 ; 131361 ; 131365 ;
Abstract
A filter tip cigarette comprising a rod of smoking material having an inner wrapper of sidestream reducing paper containing carbon as part of its total filler content and an outer overwrapping cigarette paper, and a ventilated filter tip of low efficiency / high pressure drop which provides a mainstream CO / 'tar' ratio of 1:0 or less in conjunction with the filter ventilation.