Patents by Inventor Erra Koteswara Satya Vijaya Kumar

Erra Koteswara Satya Vijaya Kumar 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).

  • HPLC method for the analysis of bosetan and related substances and use of these substances as reference standards and markers
    Patent number: 8975402
    Abstract: The present invention relates to a new HPLC method for the analysis of the drug substance bosentan and related substances and to the use of said substances as reference standards and markers.
    Type: Grant
    Filed: November 2, 2009
    Date of Patent: March 10, 2015
    Assignee: Generics [UK] Limited
    Inventors: Erra Koteswara Satya Vijaya Kumar, Avinash Prabhakar Nikam
  • HPLC METHOD FOR THE ANALYSIS OF BOSETAN AND RELATED SUBSTANCES AND USE OF THESE SUBSTANCES AS REFERENCE STANDARDS AND MARKERS
    Publication number: 20110263853
    Abstract: The present invention relates to a new HPLC method for the analysis of the drug substance bosentan and related substances and to the use of said substances as reference standards and markers.
    Type: Application
    Filed: November 2, 2009
    Publication date: October 27, 2011
    Applicants: Mylan India Private Limited, Generics [UK] Limited
    Inventors: Erra Koteswara Satya Vijaya Kumar, Avinash Prabhakar Nikam
  • Process for the conversion of echinocandin class of peptides to their c4-homotyrosine monodeoxy analogues
    Patent number: 6809177
    Abstract: The invention relates to a process for the conversion of echinocandin class of peptides to their C4-homotyrosine monodeoxy analogues, particularly mulundocandin to deoxymulundocandin, which consists of a single step selective reduction of C4-htyr (homotyrosine) hydroxyl group of echinocandins to their monodeoxy analogues under neutral conditions without prior protection/deprotection of the equally facile C5-Orn (ornithine) hydroxyl group and purification of the monodeoxy compound from the crude reaction mixture.
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: October 26, 2004
    Assignee: Aventis Pharma Deutschland GmbH.
    Inventors: Triptikumar Mukhopadhyay, Kenia Jayvanti, Erra Koteswara Satya Vijaya Kumar
  • Mumbaistatin, a process for it's production and its use as a pharmaceutical
    Patent number: 6297043
    Abstract: The present invention relates to a compound named Mumbaistatin, its pharmaceutically acceptable salts and derivatives, a process for its production, and its use as a pharmaceutical. Mumbaistatin is obtainable by cultivation of the microorganism HIL-008003 (DSM 11641). Mumbaistatin is a glucose-6-phosphate translocase inhibitor and can be used in the treatment of diabetes mellitus. The present invention further relates to a process for the production of Mumbaistatin, to the microorganism HIL-008003 (DSM 11641), to the use of Mumbaistatin and its pharmaceutically acceptable salts and derivatives as pharmaceuticals, in particular to their use in the treatment of diabetes mellitus, and to pharmaceutical compositions comprising Mumbaistatin or a pharmaceutically acceptable salt or derivative thereof.
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: October 2, 2001
    Assignee: Aventis Pharma Deutschland GmbH
    Inventors: Nirogi Venkata Satya Ramakrishna, Keshavapura Hosamane Sreedhara Swamy, Erra Koteswara Satya Vijaya Kumar, Manoj Maniram Singh Kushwaha, Sridevi Kota, Mythili Raman, Swati Dhananjay Tare, Sunil Kumar Deshmukh, Dietmar Schummer, Michael Kurz, Herbert Kogler
  • Esculentin A and esculentin B, a process for their preparation, and their use in the manufacture of medicaments
    Patent number: 6107335
    Abstract: The compounds 18.beta., 19.beta.-diacetyloxy-18.alpha., 19.alpha.-epoxy-3, 13(16), 14-clerodatrien-2-one (Esculentin A) and 18.beta., 19.beta.-diacetyloxy-18.alpha., 19.alpha.-epoxy-3, 12, 14-clerodatrien-2.beta.-isovaleryloxy-6.beta., 7.alpha.-diol (Esculentin B) obtained from plants belonging to the Samydaceae family, particularly Casearia esculenta, a process for their preparation, and their use in the manufacture of medicaments. The compounds are particularly useful as anti-inflammatory and/or anti-cancer agents.
    Type: Grant
    Filed: November 17, 1998
    Date of Patent: August 22, 2000
    Assignee: Hoechst Marion Roussel Deutschland GmbH
    Inventors: Swati Bal-Tembe, Erra Koteswara Satya Vijaya Kumar, Vijay Bhagwan Deore, Kalpana Sanjay Joshi