ALEXANDRIA, Va., April 15 -- United States Patent no. 12,599,564, issued on April 14, was assigned to ELITE PHARMACEUTICAL SOLUTION INC. (Princeton, N.J.).
"Antidiabetic pharmaceutical compositions" was invented by Wu Tian (Princeton, N.J.), Yan Wang (Princeton, N.J.) and Henry Tian (Princeton, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An oral dosage form of an antidiabetic pharmaceutical composition comprises a metformin-containing core portion, an outer portion that comprises a non-biguanide antidiabetic agent such as sitagliptin, and a controlled membrane film sandwiched therebetween. The controlled membrane film is provided with at least one passageway allowing core-residing metformin to releas...