ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,438, issued on Feb. 24, was assigned to IMERTECH SAS (Paris).
"Silica fertilizer and uses thereof" was invented by David Gittins (San Jose, Calif.), Christina Vogiatzi (Zografou Athens, Greece), Kalena Stovall (Atlanta) and Jacob Misuraca (Paris).
According to the abstract* released by the U.S. Patent & Trademark Office: "Aqueous suspensions comprising a mineral having a silica content equal to or greater than about 40 wt % as a plant fertilizer, wherein the aqueous suspension comprises equal to or less than about 10% (w/v) of the mineral, methods of making said aqueous suspensions, and uses of said aqueous suspensions as a plant fertilizer."
The patent was filed on April 24, 20...