US Patent Issued to MediBeacon on June 3 for "Preparation of substituted diaminopyrazine dicarboxylic acids" (Missouri Inventors)

ALEXANDRIA, Va., June 4 -- United States Patent no. 12,319,660, issued on June 3, was assigned to MediBeacon Inc. (St. Louis).

"Preparation of substituted diaminopyrazine dicarboxylic acids" was invented by Thomas Rogers (St. Louis), David Adams (St. Louis) and Xiaogang Hua (St. Louis).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides improved methods for preparing a compound comprising Formula (I)."

The patent was filed on March 17, 2022, under Application No. 17/697,275.

*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.html&r=1&f=G&l=50&co1=AND&d=P...