US Patent Issued to Tolmar International on Oct. 21 for "Liquid polymer delivery system for extended administration of drugs" (Colorado, Illinois Inventors)

ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,158, issued on Oct. 21, was assigned to Tolmar International Ltd. (Dublin).

"Liquid polymer delivery system for extended administration of drugs" was invented by John Milton Downing (Fort Collins, Colo.), Vipin Saxena (Carol Stream, Ill.) and John Middleton (Fort Collins, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Liquid polymer pharmaceutical compositions with a biodegradable liquid polyester that has a carboxylic acid end group, a biocompatible solvent, and an active pharmaceutical agent are useful for administration into the body to provide extended long term release of the drug."

The patent was filed on Aug. 9, 2023, under Application...