ALEXANDRIA, Va., May 26 -- United States Patent no. 12,637,477, issued on May 26.
"Synthesis process of amide derivatives of hydroxypenicillanic acid" was invented by Paolo Bonomi (Maisons-Alfort, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A process for the synthesis of amide derivatives of 8-hydroxypenillic acid is described, more specifically starting from amide derivatives of the 6-aminopenicillanic nucleus protected as tert-butylcarbamate."
The patent was filed on Dec. 15, 2021, under Application No. 18/267,890.
*For further information, including images, charts and tables, please visit: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.h...