US 12,213,525 B2
Aerosol source for a vapor provision system
Alexander Simpson, London (GB); and Terry Lee Angell, London (GB)
Assigned to NICOVENTURES TRADING LIMITED, London (GB)
Filed by NICOVENTURES TRADING LIMITED, London (GB)
Filed on Apr. 12, 2023, as Appl. No. 18/299,163.
Application 18/299,163 is a continuation of application No. 16/497,262, granted, now 11,653,701, previously published as PCT/GB2018/050726, filed on Mar. 21, 2018.
Claims priority of application No. 1704674 (GB), filed on Mar. 24, 2017.
Prior Publication US 2023/0284694 A1, Sep. 14, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A24F 40/44 (2020.01); A24F 40/42 (2020.01); A24F 40/46 (2020.01); A24F 40/485 (2020.01); A24F 40/10 (2020.01)
CPC A24F 40/44 (2020.01) [A24F 40/42 (2020.01); A24F 40/46 (2020.01); A24F 40/485 (2020.01); A24F 40/10 (2020.01)] 20 Claims
OG exemplary drawing
 
1. An aerosol source for an electronic vapor provision system comprising:
a heating element;
an atomizing chamber;
a reservoir for holding free-flowing source liquid;
a porous wick extending from the atomizing chamber to the reservoir and comprising a heater portion in cooperation with the heating element within the atomizing chamber such that the heating element is external to the heater portion or disposed within the heater portion, and at least one liquid collecting portion within the reservoir, the at least one liquid collecting portion having a maximum perimeter that is greater than a perimeter of the heater portion;
wherein the porous wick is formed from a porous non-fiber-based material with integral interstitial pores.