Tobacco – Smoke separator or treater – Plural diverse elements
Reexamination Certificate
2006-01-27
2010-12-28
Lopez, Carlos (Department: 1791)
Tobacco
Smoke separator or treater
Plural diverse elements
C131S365000
Reexamination Certificate
active
07856991
ABSTRACT:
A filter cigarette comprising a tobacco rod which is circumscribed by a cigarette paper and a filter, said filter comprising a tobacco-side filter element and a mouth-side filter element, said filter cigarette having a diameter of about 4 mm to about 7 mm, yielding a smoke yield of 1 mg condensate or less and yielding a nicotine yield of 0.2 mg or less. The filter cigarette is characterized in that the overall length of the filter is about 25 mm to about 40 mm, the length of the tobacco-side filter element is about 10 mm to about 25 mm and the tobacco-side filter element comprises a ventilation zone.
REFERENCES:
patent: 4637410 (1987-01-01), Luke
patent: 4964427 (1990-10-01), Case et al.
patent: 5056537 (1991-10-01), Brown et al.
patent: 5058608 (1991-10-01), Henning et al.
patent: 6502582 (2003-01-01), Peters et al.
patent: 2004/0182400 (2004-09-01), Atobe et al.
patent: 2260464 (1997-08-01), None
patent: 2607035 (2004-03-01), None
patent: 0908110 (1999-04-01), None
patent: 0908110 (1999-04-01), None
patent: 61-280261 (1986-12-01), None
patent: 11-17773 (1989-05-01), None
patent: 11-103843 (1999-04-01), None
patent: 11-124798 (1999-05-01), None
patent: 2001-520874 (2001-11-01), None
patent: 2004-535158 (2004-11-01), None
patent: 99/21445 (1999-05-01), None
patent: WO 02/69745 (2002-02-01), None
patent: 03/039274 (2003-05-01), None
International Search Report with Written Opinion dated Apr. 12, 2006, issued in PCT/EP2006/050486.
Clarke et al., “The Effect of Adsorbent Distribution on Vapour Phase Retention of Ventilated Filters”,World Tobacco, Nov. 1992, pp. 55-58.
Import Tobacco Catalogue by Tokyo Tobacco Services Kabushiki Kaisha, Apr. 2002 (with attached English excerpt).
Tobacco Catalogue by JT Corporation, Jul. 2003 (with attached English excerpt).
Buchanan & Ingersoll & Rooney PC
Lopez Carlos
Philip Morris USA Inc.
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