ALEXANDRIA, Va., March 31 -- United States Patent no. 12,589,102, issued on March 31, was assigned to FORDOZ Pharma Corp. (East Windsor, N.J.).

"Injectable sustained-release formulations for treatment of joint pain and inflammation" was invented by Sydney Ugwu (North Brunswick, N.J.), James He (Green Brook, N.J.) and Zengli Fu (Kendall Park, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Drug-loaded microspheres containing both a steroidal anti-inflammatory drug and a non-steroidal anti-inflammatory drug and injectable formulations containing the microspheres for sustained release of both drugs are disclosed. Methods of making such drug-loaded microspheres, formulations, and use of them for treating pai...