Title:
Smoking goods with concentric filters
Document Type and Number:
Japanese Patent JP6326410
Kind Code:
B2
Abstract:
A smoking article (10) incorporates a tobacco rob (12) and a filter attached to the tobacco rod. The filter includes a concentric filter segment (20) having a central core portion (23) with sorbent material and an outer periphery layer (24) circumscribed about the central core portion. At least about 80 weight % of the sorbent in the smoking article is disposed in the central core portion. The central core portion has a lower RTD than the periphery layer. A ventilation zone (30) is disposed adjacent an upstream end of the concentric sorbent segment.
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| JP7326519 | Smoking article with flavor delivery member |
| WO/2022/058396 | ARTICLE WITH A REFRESHING LIQUID SUBSTANCE |
| WO/2013/024265 | A FILTER FOR A SMOKING ARTICLE |
Inventors:
Brandie Helene
Odge en Nadine Lacroix
Odge en Nadine Lacroix
Application Number:
JP2015514661A
Publication Date:
May 16, 2018
Filing Date:
May 29, 2013
Export Citation:
Assignee:
Philip Morris Products Societe Anonym
International Classes:
A24D3/04; A24D3/10
Domestic Patent References:
| JP8038144A | ||||
| JP2003500078A | ||||
| JP2001046045A |
Foreign References:
| WO2011060008A1 |
Attorney, Agent or Firm:
Shinichiro Tanaka
Disciple Maru Ken
Fumiaki Otsuka
Takaki Nishijima
Hiroyuki Suda
Hiroshi Uesugi
Naoki Kondo
Disciple Maru Ken
Fumiaki Otsuka
Takaki Nishijima
Hiroyuki Suda
Hiroshi Uesugi
Naoki Kondo