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US 10,368,577 B2Granted
Cap for extinguishing a smoking article
AssigneePhilip Morris Products S.A.
InventorFrederic Lavanchy
Life of this patent
Estimating the term…
Abstract
A cap for extinguishing a smoking article is provided, including a hollow cap body having an opening configured to receive a combustion zone of a smoking article, the cap body including an intumescent heat reactive material configured to deform in response to heat from the combustion zone such that at least part of the cap body fits tightly against the smoking article to substantially prevent a supply of air to the combustion zone.
Claims12
A cap for extinguishing a smoking article, the cap comprising:
- a hollow cap body having an opening configured to receive a combustion zone of a smoking article, the cap body comprising a heat reactive material configured to deform in response to heat from the combustion zone such that at least part of the cap body fits tightly against the smoking article to substantially prevent a supply of air to the combustion zone, wherein the cap body tapers outwardly towards the opening such that a stack of such caps can be formed by placing one inside another:
- and
- a non-stick layer disposed on an exterior of the cap body and configured to facilitate removal of the cap from the stack of the caps.
Dependencies are inferred from the claim text.