ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,459, issued on Aug. 19, was assigned to CRITITECH INC. (Lawrence, Kan.).

"Methods for solid tumor treatment" was invented by Mike Baltezor (Lawrence, Kan.), Gere diZerega (Lawrence, Kan.), Charles Decedue (Lawrence, Kan.), Sam Campbell (Lawrence, Kan.) and Matt McClorey (Lawrence, Kan.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are methods for treating solid tumors by direct injection into the tumors of chemotherapeutic particles, methods for inhibiting tumor metastasis by administering chemotherapeutic particles to a subject having a tumor, and compositions that include chemotherapeutic particles, small amounts of a polysorbate...