ALEXANDRIA, Va., June 10 -- United States Patent no. 12,290,496, issued on May 6, was assigned to TDELTAS Ltd. (Thame, Great Britain).

"Compounds for use in preventing or treating athlete overtraining" was invented by Kieran Clarke (Oxford, Great Britain) and Peter Hespel (Leuven, Belgium).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a compound for use in preventing or treating overtraining in a subject, wherein the compound is selected from (i) (R)-3-hydroxybutyrate; (ii) an ester of (R)-3-hydroxybutyrate; and (iii) an oligomer obtainable by oligomerising (R)-3-hydroxybutyrate moieties; or a pharmaceutically acceptable salt or solvate thereof."

The patent was filed on Oct. 3...