ALEXANDRIA, Va., June 18 -- United States Patent no. 12,327,543, issued on June 10, was assigned to Google LLC (Mountain View, Calif.).

"Conversation-aware proactive notifications for a voice interface device" was invented by Kenneth Mixter (Los Altos Hills, Calif.), Daniel Colish (Portland, Ore.) and Tuan Nguyen (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for proactive notifications in a voice interface device includes: receiving a first user voice request for an action with an future performance time; assigning the first user voice request to a voice assistant service for performance; subsequent to the receiving, receiving a second user voice request and in response to the sec...