EP 1949806 A1 20080730 - TOBACCO FILTER
Title (en)
TOBACCO FILTER
Title (de)
TABAKFILTER
Title (fr)
FILTRE POUR LE TABAC
Publication
Application
Priority
JP 2005018812 W 20051012
Abstract (en)
[PROBLEMS] To provide a tobacco filter that is capable of adsorbing and removing with especial effectiveness any carcinogenic substances, such as dioxins and benzpyrene, contained in mainstream smoke occurring at tobacco smoking and is simultaneously capable of maintaining the fragrance and flavor peculiar to tobacco and the air flow through the tobacco filter. [MEANS FOR SOLVING PROBLEMS] There is provided a tobacco filter comprising a harmful substance removing material composed of a double-stranded DNA and a corncob pulverizate.
IPC 8 full level
A24D 3/14 (2006.01)
CPC (source: EP US)
A24D 3/14 (2013.01 - EP US)
Citation (search report)
See references of WO 2007043172A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1949806 A1 20080730; JP WO2007043172 A1 20090416; US 2009183745 A1 20090723; WO 2007043172 A1 20070419
DOCDB simple family (application)
EP 05793153 A 20051012; JP 2005018812 W 20051012; JP 2007539789 A 20051012; US 8328708 A 20080409