ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,538,882, issued on Feb. 3, was assigned to GoBlue Water GmbH (Deisenhofen, Germany).
"Floatable island" was invented by Peter Schwammberger (Deisenhofen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A floatable island includes at least one layer having a structure containing grains, the grains including an expanded mineral material."
The patent was filed on June 18, 2021, under Application No. 18/010,155.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=12538882&OS=12538882&RS=...