Patent ID: 7784470
Filing Date: 2010-08-31
Classification: A24D,B01J

Abstract:
1. A cigarette filter including a cavity with beaded, activated carbon therein, essentially all of the beads having a spherical form and a pre-selected diameter for removing at least one gas phase component from mainstream tobacco smoke, and wherein the beaded, activated carbon fills at least 85% of the cavity and at least a portion of the spherical beaded carbon is flavored, and further including at least one flavor-releasing segment located downstream from the flavored spherical beaded carbon in a direction of mainstream tobacco smoke drawn through the filter, the at least one flavor-releasing segment having an upstream end portion adjacent the beaded activated carbon, and ventilation downstream of the flavored spherical beaded carbon in a direction of mainstream tobacco smoke drawn through the filter located at the upstream end portion of the at least one flavor-releasing segment.