Invention Application
- Patent Title: TOBACCO SMOKE FILTER
- Patent Title (中): 烟草烟雾过滤器
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Application No.: US13509477Application Date: 2010-11-11
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Publication No.: US20120291792A1Publication Date: 2012-11-22
- Inventor: Ann R. Treadaway , James D. Reed , Stephen Longley-Martines
- Applicant: Ann R. Treadaway , James D. Reed , Stephen Longley-Martines
- Priority: GB0920397.7 20091120
- International Application: PCT/GB2010/002084 WO 20101111
- Main IPC: A24D3/04
- IPC: A24D3/04 ; A24D3/14 ; A24D1/04
Abstract:
There is provided a tobacco smoke filter (1) or filter element comprising: a rod (2) of a tobacco smoke filtering material; a continuous extruded element (7) extending longitudinally of the rod (2); and a flavouring agent.
Public/Granted literature
- US10779564B2 Tobacco smoke filter Public/Granted day:2020-09-22
Information query
