ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,300, issued on Feb. 24.
"Effervescent foot bath and method" was invented by Michael Nghiem Le (Wichita, Kan.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An effervescent foot bath which employs an acid in combination with a carbonated base to produces a effervescing effect in a closed foot tub. The reaction has been designed to function externally to soften and begin the process of removing dry, rough peeling skin from the feet."
The patent was filed on March 5, 2024, under Application No. 18/596,620.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1...