Patents by Inventor Santosh Richhariya

Santosh Richhariya 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 ixazomib citrate
    Patent number: 10927133
    Abstract: The present disclosure provides a process for the preparation of ixazomib citrate.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: February 23, 2021
    Assignee: SUN PHARMACEUTICAL INDUSTRIES LIMITED
    Inventors: Prasenjit Prafulla Das, Santosh Richhariya, Hashim Nizar Poovanathil Nagoor Meeran, Mohan Prasad
  • PROCESS FOR THE PREPARATION OF IXAZOMIB CITRATE
    Publication number: 20200190117
    Abstract: The present disclosure provides a process for the preparation of ixazomib citrate.
    Type: Application
    Filed: August 24, 2018
    Publication date: June 18, 2020
    Applicant: SUN PHARMACEUTICAL INDUSTRIES LIMITED
    Inventors: Prasenjit Prafulla DAS, Santosh RICHHARIYA, Hashim Nizar Poovanathil Nagoor MEERAN, Mohan PRASAD
  • Process for the preparation of fosamprenavir calcium
    Patent number: 9085592
    Abstract: The present invention relates to process for the preparation of fosamprenavir calcium.
    Type: Grant
    Filed: September 16, 2010
    Date of Patent: July 21, 2015
    Assignee: RANBAXY LABORATORIES LIMITED
    Inventors: Satish Manohar Bhoge, Prakash Kshirsagar, Santosh Richhariya, Kaptan Singh
  • Process for stereoselective synthesis of 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine
    Patent number: 8748604
    Abstract: The present invention provides an improved process for stereoselective preparation of 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: February 25, 2011
    Date of Patent: June 10, 2014
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Prakash Bhimaji Kshirsagar, Satish Manohar Bhoge, Santosh Richhariya, Kaptan Singh
  • Intermediates for the preparation of HMG-CoA reductase inhibitors
    Patent number: 8536330
    Abstract: The present invention provides a process for preparing novel intermediates of Formula wherein, R1 can be hydrogen, C1-C4 alkyl, halogen, nitro, hydroxy, or C1-C4 alkoxy; Rx can be selected from hydrophobic residue of HMG-CoA reductase inhibitors; which can be effectively used for the preparation of HMG-CoA reductase inhibitors such as rosuvastatin and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: April 21, 2011
    Date of Patent: September 17, 2013
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Vishwesh Pravinchandra Pandya, Santosh Richhariya, Prabhakar Divya, Hashim Nizar Poovanathil Nagoor Meeran, Neera Tewari
  • NOVEL INTERMEDIATES FOR THE PREPARATION OF HMG-CoA REDUCTASE INHIBITORS
    Publication number: 20130150579
    Abstract: The present invention provides a process for preparing novel intermediates of Formula wherein, R1 can be hydrogen, C1-C4 alkyl, halogen, nitro, hydroxy, or C1-C4 alkoxy; Rx can be selected from hydrophobic residue of HMG-CoA reductase inhibitors; which can be effectively used for the preparation of HMG-CoA reductase inhibitors such as rosuvastatin and pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: April 21, 2011
    Publication date: June 13, 2013
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Vishwesh Pravinchandra Pandya, Santosh Richhariya, Prabhakar Divya, Hashim Nizar Poovanathil Nagoor Meeran, Neera Tewari
  • PROCESS FOR STEREOSELECTIVE SYNTHESIS OF 5-FLUORO-1-(2R,5S)-[2-(HYDROXYMETHYL)-1,3-OXATHIOLAN-5-YL]CYTOSINE
    Publication number: 20130072681
    Abstract: The present invention provides an improved process for stereoselective preparation of 5-fluoro-1-(2R,5S)-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]cytosine and pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: February 25, 2011
    Publication date: March 21, 2013
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Prakash Bhimaji Kshirsagar, Satish Manohar Bhoge, Santosh Richhariya, Kaptan Singh
  • PROCESS FOR THE PREPARATION OF FOSAMPRENAVIR CALCIUM
    Publication number: 20120220786
    Abstract: The present invention relates to process for the preparation of fosamprenavir calcium.
    Type: Application
    Filed: September 16, 2010
    Publication date: August 30, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Satish Manohar Bhoge, Prakash Kshirsagar, Santosh Richhariya, Kaptan Singh
  • CRYSTALLINE FORM OF FOSAMPRENAVIR CALCIUM
    Publication number: 20120208787
    Abstract: The present invention relates to a crystalline form of fosamprenavir calcium. The crystalline form of the present invention is designated as Form II of fosamprenavir calcium. The present invention also relates to a process for the preparation of crystalline Form II of fosamprenavir calcium. The present invention further relates to a pharmaceutical composition comprising crystalline Form II of fosamprenavir calcium. The present invention relates further to a method of treating a HIV infection using crystalline Form II of fosamprenariv calium.
    Type: Application
    Filed: June 29, 2010
    Publication date: August 16, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Satish Manohar Bhoge, Prakash Kshirsagar, Santosh Richhariya, Kaptan Singh
  • AMORPHOUS FOSAMPRENAVIR CALCIUM
    Publication number: 20120135965
    Abstract: The present invention relates to amorphous Fosamprenavir calcium and processes for its preparation, a pharmaceutical composition comprising it and a method for treating a HIV infection therewith.
    Type: Application
    Filed: May 20, 2010
    Publication date: May 31, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Satish Manohar Bhoge, Prakash Kshirsagar, Santosh Richhariya, Anshul Agrawal, Kaptan Singh
  • Method for manufacture of ceftiofur
    Publication number: 20060149054
    Abstract: A process for preparation of ceftiofur of formula (I) of high purity and substantially free from impurities is disclosed.
    Type: Application
    Filed: October 27, 2003
    Publication date: July 6, 2006
    Applicant: LUPIN LIMITED
    Inventors: Om Tyagi, Santosh Richhariya, Rajesh Pawar, Yuvaraj Chavan