ALEXANDRIA, Va., June 4 -- United States Patent no. 12,322,764, issued on June 3, was assigned to Joyetech Europe Holding GmbH (Zug, Switzerland).

"Cartridge, battery assembly and electronic cigarette" was invented by David Guo (Irvine, Calif.), Weihua Qiu (Jiangsu, China), Neng Hua (Jiangsu, China) and Xiaoqi Xu (Jiangsu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a cartridge, a battery assembly and an electronic cigarette. The cartridge, includes: a liquid absorbing assembly, and a liquid container for supplying tobacco liquid to the liquid absorbing element, the liquid absorbing element is arranged below the liquid container, the liquid absorbing assembly is arran...