USPTO issues patent to KiOR for 'process for dissolving cellulose-containing biomass material in an ionic liquid medium'; patent filed on Sept. 1, 2010

ALEXANDRIA, Virginia , February 18, 2014 () – United States Patent no. 8,652,261, issued on Feb. 18, was assigned to KiOR Inc. (Pasadena, Texas).

"Process for dissolving cellulose-containing biomass material in an ionic liquid medium" was invented by Paul O'Connor (Hoevelaken, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process is disclosed for dissolving the cellulose component if a cellulose-containing biomass material in an Ionic Liquid medium. The biomass material contains minerals. At least part of the minerals are removed prior to contacting the biomass material with the Ionic Liquid medium. The Ionic Liquid medium preferably is an inorganic molten salt hydrate."

The patent was filed on Sept. 1, 2010, under Application No. 13/391,752.

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