Smoking article filters
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 17, 2015
Grant Date -
Apr 23, 2015
app pub date -
May 2, 2013
filing date -
May 3, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The present invention relates to improvements in filters for use in smoking articles such as cigarettes, cigars and cigarillos. The improvements, particularly but not exclusively, relate to filter capabilities and to the manufacture of such filters. In one example, a filter for a smoking article comprises randomly oriented discrete short length fibres of absorbent having adsorbent particles dispersed therein. The invention also provides a filter for a smoking article comprising various other filter arrangements including absorbent and/or adsorbent materials.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully