ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,003, issued on July 15, was assigned to CELLICON B.V. (Hoevelaken, Netherlands).

"Method for the preparation of micro or nano crystalline cellulose" was invented by Paul O'Connor (Hoevelaken, Netherlands), Igor Babich (Hagestein, Netherlands) and Jacobus Johannes Leonardus Heinerman (Vinkeveen, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for the preparation of micro- or nano crystalline cellulosic compositions from virgin cellulose containing amorphous and crystalline cellulose phases comprising the following steps: (A) contacting virgin cellulose with a first solvent, characterized in that the first ...