Patents by Inventor Kiran Kumar Doniparthi

Kiran Kumar Doniparthi 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).

  • PROCESS FOR THE PREPARATION OF ROXADUSTAT AND ITS INTERMEDIATES
    Publication number: 20200299242
    Abstract: The present invention provides the process for the preparation of Roxadustat and its intermediates. Another aspect of the present invention provides a process for preparation of ethyl-5-(2-butoxycarbonyl)-4-phenoxyphenyl) oxazole-4-carboxylate of the formula (X) and its use in the preparation of Roxadustat. Another aspect of the present invention provides a process for the preparation of ethyl-4-hydroxy-1-methyl-7-phenoxyisoquinoline-3-carboxylate of the formula (XIII) and its use in the preparation of Roxadustat.
    Type: Application
    Filed: November 30, 2018
    Publication date: September 24, 2020
    Inventors: Amarnath Reddy LEKKALA, Jaydeepkumar DAHYABHAI LILAKAR, Mohammad AASEEF, Rehani Rajeev BUDHDEV, Sekhar Munaswamy NARIYAM, Rakeshwar BANDICHHOR, Sharad Santu PACHORE, Soma Rani SARKAR, Babu IRENI, Deep MALA, Kiran Kumar DONIPARTHI, Venkata Krishna Rao BADARLA
  • CRYSTALLINE FORMS OF VILAZODONE HYDROCHLORIDE AND VILAZODONE FREE BASE
    Publication number: 20190002444
    Abstract: The present application relates to crystalline and amorphous Vilazodone hydrochloride. The present application further relates to amorphous solid dispersions of vilazodone hydrochloride with pharmaceutically acceptable carriers. The present application also relates to a process for the preparation of form I of vilazodone free base.
    Type: Application
    Filed: June 1, 2018
    Publication date: January 3, 2019
    Inventors: Javed IQBAL, Srinivas ORUGANTI, Rajesh Kumar RAPOLU, Vishweshwar PEDDY, Rajesham BOGE, Deepika PATHIVADA, Dharma Jagannadha Rao VELAGA, Sesha Reddy YARRAGUNTLA, Sudhakar Reddy BADDAM, Anitha NAREDLA, Kiran Kumar DONIPARTHI, Srividya RAMAKRISHNAN
  • Crystalline forms of vilazodone hydrochloride and vilazodone free base
    Patent number: 10011590
    Abstract: The present application relates to crystalline and amorphous Vilazodone hydrochloride. The present application further relates to amorphous solid dispersions of vilazodone hydrochloride with pharmaceutically acceptable carriers. The present application also relates to a process for the preparation of form I of vilazodone free base.
    Type: Grant
    Filed: April 13, 2017
    Date of Patent: July 3, 2018
    Assignee: DR. REDDY'S LABORATORIES LIMITED
    Inventors: Javed Iqbal, Srinivas Oruganti, Rajesh Kumar Rapolu, Vishweshwar Peddy, Rajesham Boge, Deepika Pathivada, Dharma Jagannadha Rao Velaga, Sesha Reddy Yarraguntla, Sudhakar Reddy Baddam, Anitha Naredla, Kiran Kumar Doniparthi, Srividya Ramakrishnan
  • CRYSTALLINE FORMS OF VILAZODONE HYDROCHLORIDE AND VILAZODONE FREE BASE
    Publication number: 20170217939
    Abstract: The present application relates to crystalline and amorphous Vilazodone hydrochloride. The present application further relates to amorphous solid dispersions of vilazodone hydrochloride with pharmaceutically acceptable carriers. The present application also relates to a process for the preparation of form I of vilazodone free base.
    Type: Application
    Filed: April 13, 2017
    Publication date: August 3, 2017
    Inventors: Javed IQBAL, Srinivas ORUGANTI, Rajesh Kumar RAPOLU, Vishweshwar PEDDY, Rajesham BOGE, Deepika PATHIVADA, Dharma Jagannadha Rao VELAGA, Sesha Reddy YARRAGUNTLA, Sudhakar Reddy BADDAM, Anitha NAREDLA, Kiran Kumar DONIPARTHI, Ramesh Kumar NADGOUD, Narasimha Rao PAGADALA, Syam Kumar UNNIARAN, Srividya RAMAKRISHNAN
  • CRYSTALLINE FORMS OF VILAZODONE HYDROCHLORIDE AND VILAZODONE FREE BASE
    Publication number: 20150126525
    Abstract: Provided are crystalline and amorphous vilazodone hydrochloride. Further provided are amorphous solid dispersions of vilazodone hydrochloride with pharmaceutically acceptable carries. Also provided is a process for the preparation of form I of vilazodone free base.
    Type: Application
    Filed: May 10, 2013
    Publication date: May 7, 2015
    Inventors: Javed Iqbal, Srinivas Oruganti, Rajesh Kumar Rapolu, Vishweshwar Peddy, Rajesham Boge, Deepika Pathivada, Dharma Jagannadha Rao Velaga, Sesha Reddy Yarraguntla, Sudhakar Reddy Baddam, Anitha Naredla, Kiran Kumar Doniparthi, Ramesh Kumar Nadgoud, Narasimha Rao Pagadala, Syam Kumar Unniaran, Srividya Ramakrishnan