ALEXANDRIA, Va., June 10 -- United States Patent no. 12,294,555, issued on May 6, was assigned to LINE PLUS Corp. (Gyeonggi-do, South Korea).

"Method and apparatus for managing messages on instant messaging application" was invented by Keumryong Kim (Seongnam-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a method for managing messages on an instant messaging application, which is executed by one or more processors of a user terminal. The method may include receiving a new message from another user through a chat room of the instant messaging application, displaying the new message on a display of the user terminal, sending a waiting message to the another user through the chat ro...