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US 2022/0030945 A1Published application
Electronic smoking article
AssigneeAltria Client Services LLC
InventorsSusan E. PLUNKETT, David B. KANE
Life of this patent
Estimating the term…
Abstract
An electronic smoking article includes a liquid supply region including liquid material and a heater-wick element operable to wick liquid material and heat the liquid material to a temperature sufficient to vaporize the liquid material and form an aerosol. The heater-wick element is formed of a carbon or graphite foam.
Claims17
1-20. (canceled)
An electronic vaping device comprising:
- an integral heater-wick element configured to draw a pre-vapor formulation from a supply region and to heat the pre-vapor formulation, the integral heater-wick element made of an inert non-ceramic having impurities of less than about 100 ppm and a heat capacity of about 0.5 to 1.0 J/g-K.
Dependencies are inferred from the claim text.