ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,715, issued on Feb. 10, was assigned to ASUSTeK COMPUTER INC. (Taipei, Taiwan).

"Electronic device and method for detecting filter status" was invented by Jun-Shang Chung (Taipei, Taiwan) and Chih-Fong Shih (Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for detecting filter status is applicable to an electronic device including a filter, and the method includes the following steps. In response to activation of the electronic device, timing is started and an accumulated operating time is obtained. In response to the accumulated operating time being greater than or equal to a time threshold value, a level of dirtiness of the f...