ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,728, issued on Nov. 25, was assigned to Tyrant Designs CNC LLC (Chicago).

"Firearm trigger with safety blade" was invented by Thomas Janczura (Chicago) and Christopher Greenwalt (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "A safety trigger system comprising a trigger housing, a safety blade member, a safety latch member configured to interfere with a firearm housing preventing the entire trigger stroke and the release of the firearm firing pin. The safety blade member and the safety latch member disposed within the trigger housing and held into a pre-depressed state through resistance force provided by a resistance member."

The patent wa...