ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,735, issued on Nov. 11, was assigned to WONKWANG UNIVERSITY CENTER FOR INDUSTRY ACADEMY COOPERATION (Iksan-si, South Korea) and RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY (Suwon-si, South Korea).

"Gastroretentive drug delivery device having expandable structure and manufacturing method therefor" was invented by Soyoung Shin (Iksan-si, South Korea), Beom Soo Shin (Seoul, South Korea) and Hyeonmyeong Jeong (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides a gastroretentive drug delivery device having an expandable structure. The drug delivery device includes: a capsule body having a space...