ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,708,241, issued on Aug. 18, was assigned to Black & Decker Inc. (New Britain, Conn.).
"Vacuum cleaner" was invented by Oleksiy Sergyeyenko (Baldwin, Md.), Ashok Samuel Baskar (Glen Arm, Md.) and Sean Liu (Shenzhen City, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A vacuum cleaner comprises a housing having a longitudinal axis. A motor-fan assembly is mounted in the housing and arranged to generate an airflow along an airflow path from a dirty air inlet to an air exhaust. A retractable nozzle defines the dirty air inlet and is moveably mounted on the housing. At least a portion of the retractable nozzle is arranged to move between a retracted co...