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Electronic smoking article

  • US 10,561,177 B2
  • Filed: 11/21/2018
  • Issued: 02/18/2020
  • Est. Priority Date: 02/22/2013
  • Status: Active Grant
First Claim
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1. 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 including a foamed carbon, the foamed carbon having a density of about 0.1 to 1.0 g/cc and an open porosity of at least about 90%.

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