US Patent 10076137 Vaporizer and vaporizer cartridges

Disclosed herein are methods and systems to vaporize extract, plant material containing organic material and the like, including utilizing a cartridge which may be disposable. The cartridge may be heated in zones or portions. The cartridge may form the inhalation pathway thereby reducing the accumulation of dirt and odor in the heating device. One disclosed vaporizer system has a base with a cartridge interface, a heater element, an on/off switch, a battery, a temperature sensor in proximity to the heater element; a controller in signal communication with the heater element, battery, temperature sensor and the on/off switch; that mates with a disposable cartridge.