ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,312, issued on Dec. 9, was assigned to Mayo Foundation for Medical Education and Research (Rochester, Minn.).

"Drug delivery and biomarker access devices" was invented by Terence C. Burns (Rochester, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This document describes devices for in vivo drug testing in the brain. This document also describes implantable devices for long-term drug delivery to the brain parenchyma, and for access to biomarkers from the parenchyma."

The patent was filed on Nov. 26, 2019, under Application No. 17/289,092.

*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacg...