US Patent Issued to MSN LABORATORIES PRIVATE Ltd. R&D CENTER on Feb. 18 for "Crystalline polymorphs of 1-[(3R)-3-[4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-dpyrimidin-1-yl-1-piperidinyl-2-propen-1-one and process for preparation thereof" (Indian Inventors)

ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,227,506, issued on Feb. 18, was assigned to MSN LABORATORIES PRIVATE Ltd. R&D CENTER (Telangana, India).

"Crystalline polymorphs of 1-[(3R)-3-[4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-dpyrimidin-1-yl-1-piperidinyl-2-propen-1-one and process for preparation thereof" was invented by Thirumalai Rajan Srinivasan (Hyderabad, India), Eswaraiah Sajja (Hyderabad, India), Vijayavitthal T Mathad (Hyderabad, India), Rajeshwar Reddy Sagyam (Hyderabad, India), Srinivasulu Rangineni (Hyderabad, India) and Venkata Narasayya Saladi (Hyderabad, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to novel crystalline polymorphs of 1-[(3R...