Patents by Inventor Vijaya Krishna Ravi

Vijaya Krishna Ravi 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).

  • MELOXICAM CO-CRYSTALS
    Publication number: 20220002283
    Abstract: Co-crystals of meloxicam co-formers can be prepared by co-crystallization from a polar solvent, such as aqueous dimethyl sulfoxide; or by slurry processes, such as with ethyl acetate. Such co-crystals have improved purities and are physically stable under storage for several months.
    Type: Application
    Filed: November 4, 2019
    Publication date: January 6, 2022
    Applicant: Mylan Laboratories Limited
    Inventors: Ramakoteswara Rao JETTI, Srinivas ENUGULA, Subramanyam DANDALA, Sureshbabu JAYACHANDRA, Vijaya Krishna RAVI, Venkata Naga Vikas Chandra Dev RAVI
  • PROCESS FOR THE PREPARATION OF ABAMETAPIR AND ITS PHARMACEUTICALLY ACCEPTABLE SALTS
    Publication number: 20210000809
    Abstract: The present invention relates to process for the preparation of Abametapir. The present invention further relates to Abametapir salts and their preparation thereof.
    Type: Application
    Filed: March 8, 2019
    Publication date: January 7, 2021
    Applicant: Mylan Laboratories Limited
    Inventors: Sureshbabu JAYACHANDRA, Madhuresh Sethi, Vipin Kumar KAUSHIK, Vijaya Krishna Ravi, Saiprasad Kottalla
  • Polymorphic forms of sofosbuvir
    Patent number: 10738071
    Abstract: The present disclosure provides novel crystalline sofosbuvir form-M3 and a process for the preparation of sofosbuvir form-M3. The crystalline sofosbuvir form-M3 disclosed herein may be useful in the formulation of pharmaceutical dosage forms.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: August 11, 2020
    Assignee: Mylan Laboratories Limited
    Inventors: Ramakoteswara Rao Jetti, Hemant Malhari Mande, Anjaneyaraju Indukuri, Narasimha Murty Pilli, Ravi Venkata Naga Vikas Chandra Dev, Vijaya Krishna Ravi
  • Process for the preparation of sofosbuvir
    Patent number: 10344009
    Abstract: A process for the preparation of intermediates 9, useful in the synthesis of sofosbuvir, as well as intermediates of formula [12] are disclosed herein.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: July 9, 2019
    Assignee: Mylan Laboratories Limited
    Inventors: Sureshbabu Jayachandra, Vipin Kumar Kaushik, Vijaya Krishna Ravi, Vikas Chandra Dev, Saiprasad Kottolla, Potla Venkata Srinivasa Rao, Srinivas Vakiti, Chaitanya Muggu, Subramanyam Dandala
  • POLYMORPHIC FORMS OF SOFOSBUVIR
    Publication number: 20190100550
    Abstract: The present disclosure provides novel crystalline sofosbuvir form-M3 and a process for the preparation of sofosbuvir form-M3. The crystalline sofosbuvir form-M3 disclosed herein may be useful in the formulation of pharmaceutical dosage forms.
    Type: Application
    Filed: March 17, 2017
    Publication date: April 4, 2019
    Applicant: Mylan Laboratories Limited
    Inventors: Ramakoteswara Rao Jetti, Hemant Malhari Mande, Anjaneyaraju Indukuri, Narasimha Murty Pilli, Ravi Venkata Haga Vikas Chandra Dev, Vijaya Krishna Ravi
  • Process for the Preparation of Sofosbuvir
    Publication number: 20180312484
    Abstract: A process for the preparation of intermediates 9, useful in the synthesis of sofosbuvir, as well as intermediates of formula [12] are disclosed herein.
    Type: Application
    Filed: November 3, 2016
    Publication date: November 1, 2018
    Applicant: Mylan Laboratories Limited
    Inventors: Sureshbabu Jayachandra, Vipin Kumar Kaushik, Vijaya Krishna RAVI, Vikas Chandra Dev, Saiprasad Kottolla, Potla Venkata Srinivasa Rao, Srinivas Vakiti, Chaitanya Muggu, Subramanyam Dandala
  • Process for the preparation of sofosbuvir
    Patent number: 10100075
    Abstract: The present disclosure relates to processes for the preparation of sofosbuvir or of its pharmaceutically acceptable salts. The present disclosure also provides intermediates useful in the synthesis of sofosbuvir.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: October 16, 2018
    Assignee: Mylan Laboratories Limited
    Inventors: Vipin Kumar Kaushik, Vijaya Krishna Ravi, Srinivas Vakiti, Bhavanisankar Tirumalaraju
  • Amorphous Empagliflozin
    Publication number: 20170319539
    Abstract: The present disclosure relates to solid dispersion of amorphous empagliflozin and its process thereof.
    Type: Application
    Filed: October 1, 2015
    Publication date: November 9, 2017
    Applicant: Mylan Laboratories LTD.
    Inventors: Ramakoteswara Rao Jetti, Aggi Ramireddy Bommareddy, Amit Singh, Vijaya Krishna Ravi, Subramanyam Dandala
  • Process for the Preparation of Sofosbuvir
    Publication number: 20160318966
    Abstract: The present disclosure relates to processes for the preparation of sofosbuvir or of its pharmaceutically acceptable salts. The present disclosure also provides intermediates useful in the synthesis of sofosbuvir.
    Type: Application
    Filed: December 19, 2014
    Publication date: November 3, 2016
    Inventors: Vipin Kumar KAUSHIK, Vijaya Krishna RAVI, Srinivas VAKITI, Bhavanisankar TIRUMALARAJU
  • Synthesis of Aliskiren
    Patent number: 9187409
    Abstract: The present invention provides novel process for the preparation of renin inhibitor Aliskiren or its derivatives, and its pharmaceutically acceptable salts. The present invention also provides novel intermediates used in the preparation of Aliskiren.
    Type: Grant
    Filed: October 19, 2011
    Date of Patent: November 17, 2015
    Assignee: Mylan Laboratories Limited
    Inventors: Rama Shankar, Vadali Lakshmana Rao, Palla Vijay Kumar, Saidugari Swamy, Dasari Srinivasa Rao, Srinivasa Rao Potla, Mittapelly Nagaraju, Jaldu Ravikanth, Vijaya Krishna Ravi, Seshadri Rao Manukonda, Dandala Ramesh
  • SYNTHESIS OF ALISKIREN
    Publication number: 20130261324
    Abstract: The present invention provides novel process for the preparation of renin inhibitor Aliskiren or its derivatives, and its pharmaceutically acceptable salts. The present invention also provides novel intermediates used in the preparation of Aliskiren.
    Type: Application
    Filed: October 19, 2011
    Publication date: October 3, 2013
    Inventors: Rama Shankar, Vadali Lakshmana Rao, Palla Vijay Kumar, Saidugari Swamy, Dasari Srinivasa Rao, Srinivasa Rao Potla, Mittapelly Nagaraju, Jaldu Ravikanth, Vijaya Krishna Ravi, Seshadri Rao Manukonda, Dandala Ramesh