ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,751, issued on Jan. 20.
"Organic nitrogenous fertilizers and methods of making the same" was invented by Timothy Stemwedel (Hanford, Calif.) and Wesley Chun (Honolulu).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for producing a liquid nitrogen fertilizer from protein-rich plant materials, such as soybeans. The method includes extracting nitrogenous compounds through an alkaline solution under controlled temperature and pH conditions, followed by enzymatic hydrolysis using proteases to break down proteins into amino acids and oligopeptides. The fertilizer composition may include additional plant-beneficial compounds, such as isoflavones, p...