ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,405, issued on June 23.

"Protected HDAC (histone deacetylase) inhibitors" was invented by Andrew Whiting (Wynyard Billingham Durham, Great Britain), David Chisholm (Wynyard Billingham Durham, Great Britain) and Alba Pujol (Wynyard Billingham Durham, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to protected HDAC inhibitor compounds of formula I, in which Y, Ar1, Ar2, X, R1 and R2 are as defined herein. In aspects, the inventions relates to use of the compounds, and to methods of deprotecting the compounds."

The patent was filed on Jan. 20, 2022, under Application No. 18/261,949.

*For further information, includ...