Intellectual Property India Publishes Patent Application for 'A Process For Purification Of Sitagliptin Or Pharmaceutically Acceptable Salts Thereof' Filed by Laurus Labs Limited

MUMBAI, India, Sept. 26 -- Intellectual Property India has published a patent application (202441021707 A) filed by Laurus Labs Limited, Hyderabad, Telangana, on March 21, 2024, for 'a process for purification of sitagliptin or pharmaceutically acceptable salts thereof.'

Inventor(s) include Venkata Pramod Kumar Mandadapu; Praveen Kumar Padam; Subbarayudu Amadapakula; Sumitha Suryakala Magapu; Ravindra Babu Bollu; and Uma Maheswer Rao Vasireddi.

The application for the patent was published on Sept. 26, under issue no. 39/2025.

According to the abstract released by the Intellectual Property India: "The present invention relates to an improved process for the preparation of pure Sitagliptin or pharmaceutically acceptable salts thereof, particularly sitagliptin hydrochloride or sitagliptin phosphate substantially free of genotoxic impurities such as Nitroso-STG-19 (also known as NTTP impurity) and compound of formula III or salt thereof."

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