ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,819, issued on June 17, was assigned to Korea Institute of Machinery & Materials (Daejeon, South Korea).

"Method for manufacturing nucleic acid film and apparatus for injecting medicine using nucleic acid film" was invented by Jun-ho Jeong (Daejeon, South Korea), Yun Woo Lee (Daejeon, South Korea), So Hee Jeon (Seoul, South Korea), Junhyuk Choi (Daejeon, South Korea), Dae-Guen Choi (Sejong-si, South Korea), Ji Hye Lee (Daejeon, South Korea) and Joo Yun Jung (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A nucleic acid film fabrication method, includes: a mixing step in which a nucleic acid is added in powder form to distilled w...