Patents by Inventor Raghavendar Rao Morthala

Raghavendar Rao Morthala 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).

  • AN IMPROVED PROCESS FOR THE PREPARATION OF PAROXETINE AND ITS INTERMEDIATE
    Publication number: 20190315691
    Abstract: The present invention provides an improved process for the preparation of N-protected ((3S,4R)-4-(4-fluorophenyl)piperidin-3-yl)methanol (compound (A)) and further its transformation to Paroxetine and its pharmaceutically acceptable salts. The process comprises reaction of compound (II) with amido-malonate compound (C) in the presence of a chiral catalyst and optionally a dehydrating agent to obtain compound (B); followed by reduction of (B) in the presence of a reducing agent to provide compound (A).
    Type: Application
    Filed: September 2, 2016
    Publication date: October 17, 2019
    Applicant: PIRAMAL ENTERPRISES LIMITED
    Inventors: Raghavendar Rao MORTHALA, Arnab ROY, Tapas MAITY, Baswaraj PATLOLLA, Murali RAJAPPA, Nilanjan MAJUMDER, Chirag PATEL, Dhileepkumar KRISHNAMURTHY, Santhosh Reddy JANGARI, Anant JAGTAP, Phani Kumar MANNEM, Pulendarreddy ARWAL
  • Preparation of fingolimod and its salts
    Patent number: 9216943
    Abstract: The present application provide processes for the preparation of fingolimod and its pharmaceutically acceptable salts, process for the purification of fingolimod hydrochloride and process for the preparation of amorphous fingolimod hydrochloride.
    Type: Grant
    Filed: April 27, 2012
    Date of Patent: December 22, 2015
    Assignee: DR. REDDY'S LABORATORIES LTD.
    Inventors: Srinivas Katkam, Rajeswar Reddy Sagyam, Raghavendar Rao Morthala, Babu Ireni, Krishna Vinigari, Suresh Kumar Ramdoss, Srinivasulu Rangineni, Arjunkumar Tummala, Javed Iqbal, Srinivas Oruganti, Bhaskar Kandagatla
  • PREPARATION OF FINGOLIMOD AND ITS SALTS
    Publication number: 20140235895
    Abstract: The present application provide processes for the preparation of fingolimod and its pharmaceutically acceptable salts, process for the purification of fingolimod hydrochloride and process for the preparation of amorphous fingolimod hydrochloride.
    Type: Application
    Filed: April 27, 2012
    Publication date: August 21, 2014
    Applicant: DR. REDDY'S LABORATORIES LTD.
    Inventors: Srinivas Katkam, Rajeswar Reddy Sagyam, Raghavendar Rao Morthala, Babu Ireni, Krishna Vinigari, Suresh Kumar Ramdoss, Srinivasulu Rangineni, Arjunkumar Tummala, Javed Iqbal, Srinivas Oruganti, Bhaskar Kandagatla
  • PREPARATION OF VALGANCICLOVIR AND ITS SALTS
    Publication number: 20110207931
    Abstract: The application relates to processes for preparing valganciclovir and pharmaceutically acceptable salts thereof, as well as intermediates for the processes. valganciclovir hydrochloride is represented by Formula II.
    Type: Application
    Filed: February 22, 2011
    Publication date: August 25, 2011
    Inventors: Srinivas Katkam, Rajeswar Reddy Sagyam, Madhusudhan Reddy Ganta, Babu Ireni, Srihari Babu Korrothu, Raghavendar Rao Morthala, Narsimha Rao Pagadala, Veera Venkata Satyanarayana Murthy Kondepudi