Kennewick, WA, Jan. 28, 2026 (GLOBE NEWSWIRE) -- Vivos Inc. (OTCQB: RDGL), a pioneer in innovative cancer treatment technologies, announces the issuance of U.S. Patent No. 12,521,452 B2 by the United States Patent and Trademark Office (USPTO), titled “Radiotherapy Gel and Method of Preparing the Same.” The patent, granted on January 13, 2026, protects critical advancements in the company’s proprietary Precision Radionuclide TherapyTM (PRnT) platform, underpinning its flagship products RadioGel ® (for human ...