Invention Grant
- Patent Title: Filtered cigarette
- Patent Title (中): 过滤香烟
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Application No.: US11537812Application Date: 2006-10-02
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Publication No.: US08739802B2Publication Date: 2014-06-03
- Inventor: Barry Smith Fagg
- Applicant: Barry Smith Fagg
- Applicant Address: US NC Winston-Salem
- Assignee: R.J. Reynolds Tobacco Company
- Current Assignee: R.J. Reynolds Tobacco Company
- Current Assignee Address: US NC Winston-Salem
- Agency: Womble Carlyle Sandridge & Rice, LLP
- Main IPC: A24D1/04
- IPC: A24D1/04 ; A24D3/00 ; A24D1/00 ; A24D3/02 ; A24D3/04

Abstract:
A filtered cigarette possesses a smokable rod and a filter element. The filter element possesses a segment incorporating filter material (e.g., cellulose acetate tow) having carbonaceous material (e.g., activated charcoal particles) or other adsorbent dispersed throughout the filter material, and encapsulated flavoring agent (e.g., flavor-containing microcapsules) dispersed throughout the filter material.
Public/Granted literature
- US20080142028A1 Filtered Cigarette Public/Granted day:2008-06-19
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