ALEXANDRIA, Va., April 2 -- United States Patent no. 12,267,285, issued on April 1, was assigned to Kakao Corp. (Jeju-si, South Korea).

"Apparatus and method for restricting display of message in messenger service" was invented by Dae Won Yoon (Seongnam-si, South Korea), Ki Yong Shim (Seongnam-si, South Korea), Eun Jung Ko (Seoul, South Korea), Doo Won Lee (Seongnam-si, South Korea) and Ji Sun Lee (Seongnam-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for displaying a message in a messenger service by a user terminal is proposed. The method may include receiving the message from a server. The method may also include receiving a mask command for the message from the server when text...