Patents by Inventor Lekkala Amarnath Reddy

Lekkala Amarnath Reddy has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Crystalline esomeprazole compounds and process for the preparation thereof
    Publication number: 20040242642
    Abstract: The present invention relates to crystalline form II of esomeprazole trihydrate and methods of its preparation and use. Preferably, the crystalline form II of esomeprazole trihydrate has an X-ray powder diffraction pattern that includes five or more peaks with 2 theta angles of 4.82±0.09, 5.55±0.09, 7.41±0.09, 8.60±09, 12.10±0.09, 14.16±0.09, 18.47±0.09, and 21.08±0.09.
    Type: Application
    Filed: November 18, 2003
    Publication date: December 2, 2004
    Applicants: DR. REDDY'S LABORATORIES LIMITED, DR. REDDY'S LABORATORIES, INC.
    Inventors: Manne Satyanarayana Reddy, Muppa Kishore Kumar, Koilkonda Purandhar, Lekkala Amarnath Reddy