Patents by Inventor Sanjay Kumar Dehury

Sanjay Kumar Dehury 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).

  • PROCESSES FOR PREPARATION OF DAPAGLIFLOZIN OR ITS SOLVATES OR CO-CRYSTALS THEREOF
    Publication number: 20220372010
    Abstract: The present generally relates to an improved process for the preparation of dapagliflozin of Formula I or its solvates or co-crystals thereof. The present invention also encompasses the novel intermediates and their use in the preparation of dapagliflozin.
    Type: Application
    Filed: July 5, 2022
    Publication date: November 24, 2022
    Inventors: Uma Maheswar Rao Vasireddi, Sanjay Kumar Dehury, Madana Venkata Sudhakar Gutti, Krishna Murthy Thopudurthi
  • Processes for preparation of dapagliflozin or its solvates or co-crystals thereof
    Patent number: 11427555
    Abstract: Shown and described are improved processes for the preparation of dapagliflozin of Formula I, or its solvates or co-crystals thereof and intermediates and their use in the preparation of dapagliflozin of Formula I or its solvates or co-crystals thereof.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: August 30, 2022
    Assignee: Laurus Labs Limited
    Inventors: Uma Maheswar Rao Vasireddi, Sanjay Kumar Dehury, Madana Venkata Sudhakar Gutti, Krishna Murthy Thopudurthi
  • Process for the preparation of pazopanib or a pharmaceutically acceptable salt thereof
    Patent number: 11427570
    Abstract: The present invention is relates to an improved process for the preparation of pazopanib or a pharmaceutically acceptable salts thereof. The present invention also relates to novel polymorphic Forms of pazopanib hydrochloride, and its intermediates thereof.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: August 30, 2022
    Assignee: Laurus Labs Limited
    Inventors: Satyanarayana Chava, Seeta Rama Anjaneyulu Gorantla, Venkata Sunil Kumar Indukuri, Sanjay Kumar Dehury, Nagaraju Mekala, Jahangeer Baba Shaik, Durga Prasad Kuchipudi
  • Process for the preparation of Pazopanib or a pharmaceutically acceptable salt thereof
    Patent number: 11299477
    Abstract: The present invention is relates to an improved process for the preparation of pazopanib or a pharmaceutically acceptable salts thereof. The present invention also relates to novel polymorphic Forms of pazopanib hydrochloride, and its intermediates thereof.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: April 12, 2022
    Assignee: Laurus Labs Limited
    Inventors: Satyanarayana Chava, Seeta Rama Anjaneyulu Gorantla, Venkata Sunil Kumar Indukuri, Sanjay Kumar Dehury, Nagaraju Mekala, Jahangeer Baba Shaik, Durga Prasad Kuchipudi
  • NOVEL PROCESSES FOR PREPARATION OF DAPAGLIFLOZIN OR ITS SOLVATES OR CO-CRYSTALS THEREOF
    Publication number: 20210323939
    Abstract: The present generally relates to an improved process for the preparation of dapagliflozin of Formula I or its solvates or co-crystals thereof. The present invention also encompasses the novel intermediates and their use in the preparation of dapagliflozin.
    Type: Application
    Filed: August 9, 2017
    Publication date: October 21, 2021
    Inventors: Uma Maheswar Rao Vasireddi, Sanjay Kumar DEHURY, Madana Venkata Sudhaker Gutti, Krishna Murthy Thopudurthi
  • Process for preparation of empagliflozin or its co-crystals, solvates and their polymorphs thereof
    Patent number: 11046676
    Abstract: The present invention relates to process for the preparation of Empagliflozin or its co-crystals, solvates and/or polymorphs thereof. The present invention also relates to novel intermediates used therein, and process for the preparation thereof. The present invention further relates to process for preparation of amorphous and crystalline form of Empagliflozin.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: June 29, 2021
    Assignee: Laurus Labs Limited
    Inventors: Uma Maheswar Rao Vasireddi, Sanjay Kumar Dehury, Nagaraju Mekala, Jahangeer Baba Shaik, Srinivas Lagadapati
  • Processes for the preparation of carfilzomib or pharmaceutically acceptable salts thereof
    Patent number: 10800809
    Abstract: The present invention relates to an improved process for the preparation of carfilzomib or a pharmaceutically acceptable salt thereof. The present invention also relates to a process for the preparation of amorphous form of carfilzomib.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: October 13, 2020
    Assignee: Laurus Labs Limited
    Inventors: Sanjay Kumar Dehury, Nagaraju Mekala, Jahangeer Baba Shaik, Srinivasa Rao Buddepu, Lakshmi Kanth Kola, Venkata Sunil Kumar Indukuri, Seeta Rama Anjaneyulu Gorantla, Satyanarayana Chava
  • PROCESS FOR THE PREPARATION OF PAZOPANIB OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF
    Publication number: 20200262821
    Abstract: The present invention is relates to an improved process for the preparation of pazopanib or a pharmaceutically acceptable salts thereof.
    Type: Application
    Filed: February 26, 2020
    Publication date: August 20, 2020
    Inventors: Satyanarayana CHAVA, Seeta Rama Anjaneyulu GORANTLA, Venkata Sunil Kumar INDUKURI, Sanjay Kumar DEHURY, Nagaraju MEKALA, Jahangeer Baba SHAIK, Durga Prasad KUCHIPUDI
  • PROCESS FOR THE PREPARATION OF PAZOPANIB OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF
    Publication number: 20200262820
    Abstract: The present invention is relates to an improved process for the preparation of pazopanib or a pharmaceutically acceptable salts thereof. The present invention also relates to novel polymorphic Forms of pazopanib hydrochloride, and its intermediates thereof.
    Type: Application
    Filed: February 26, 2020
    Publication date: August 20, 2020
    Inventors: Satyanarayana CHAVA, Seeta Rama Anjaneyulu GORANTLA, Venkata Sunil Kumar INDUKURI, Sanjay Kumar DEHURY, Nagaraju MEKALA, Jahangeer Baba SHAIK, Durga Prasad KUCHIPUDI
  • Process for the preparation of pazopanib or a pharmaceutically acceptable salt thereof
    Patent number: 10730859
    Abstract: The present invention is relates to an improved process for the preparation of pazopanib or a pharmaceutically acceptable salts thereof. The present invention also relates to novel polymorphic Forms of pazopanib hydrochloride, and its intermediates thereof.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: August 4, 2020
    Assignee: Laurus Labs Limited
    Inventors: Satyanarayana Chava, Seeta Rama Anjaneyulu Gorantla, Venkata Sunil Kumar Indukuri, Sanjay Kumar Dehury, Nagaraju Mekala, Jahangeer Baba Shaik, Durga Prasad Kuchipudi
  • NOVEL PROCESS FOR PREPARATION OF EMPAGLIFLOZIN OR ITS CO-CRYSTALS, SOLVATES AND THEIR POLYMORPHS THEREOF
    Publication number: 20200131163
    Abstract: The present invention relates to process for the preparation of Empagliflozin or its co-crystals, solvates and/or polymorphs thereof. The present invention also relates to novel intermediates used therein, and process for the preparation thereof. The present invention further relates to process for preparation of amorphous and crystalline form of Empagliflozin.
    Type: Application
    Filed: June 5, 2018
    Publication date: April 30, 2020
    Inventors: Uma Maheswar Rao VASIREDDI, Sanjay Kumar DEHURY, Nagaraju MEKALA, Jahangeer Baba SHAIK, Srinivas LAGADAPATI
  • PROCESSES FOR THE PREPARATION OF CARFILZOMIB OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF
    Publication number: 20190284231
    Abstract: The present invention relates to an improved process for the preparation of carfilzomib or a pharmaceutically acceptable salt thereof. The present invention also relates to a process for the preparation of amorphous form of carfilzomib.
    Type: Application
    Filed: June 6, 2019
    Publication date: September 19, 2019
    Inventors: Sanjay Kumar Dehury, Nagaraju Mekala, Jahangeer Baba Shaik, Srinivasa Rao Buddepu, Lakshmi Kanth Kola, Venkata Sunil Kumar Indukuri, Seeta Rama Anjaneyulu Gorantla, Satyanarayana Chava
  • Processes for the preparation of carfilzomib or pharmaceutically acceptable salts thereof
    Patent number: 10364269
    Abstract: The present invention relates to an improved process for the preparation of carfilzomib or a pharmaceutically acceptable salt thereof. The present invention also relates to a process for the preparation of amorphous form of carfilzomib.
    Type: Grant
    Filed: May 21, 2016
    Date of Patent: July 30, 2019
    Assignee: LAURUS LABS LIMITED
    Inventors: Sanjay Kumar Dehury, Nagaraju Mekala, Jahangeer Baba Shaik, Srinivasa Rao Buddepu, Lakshmi Kanth Kola, Venkata Sunil Kumar Indukuri, Seeta Rama Anjaneyulu Gorantla, Satyanarayana Chava
  • AN IMPROVED PROCESSES FOR THE PREPARATION OF CARFILZOMIB OR PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF
    Publication number: 20190085026
    Abstract: The present invention relates to an improved process for the preparation of carfilzomib or a pharmaceutically acceptable salt thereof. The present invention also relates to a process for the preparation of amorphous form of carfilzomib.
    Type: Application
    Filed: May 21, 2016
    Publication date: March 21, 2019
    Inventors: Sanjay Kumar Dehury, Nagaraju Mekala, Jahangeer Baba Shaik, Srinivasa Rao Buddepu, Lakshmi Kanth Kola, Venkata Sunil Kumar Indukuri, Seeta Rama Anjaneyulu Gorantla, Satyanarayana Chava
  • AN IMPROVED PROCESS FOR THE PREPARATION OF PAZOPANIB OR A PHARMACEUTICALLY ACCEPTABLE SALT THEREOF
    Publication number: 20160280689
    Abstract: The present invention is relates to an improved process for the preparation of pazopanib or a pharmaceutically acceptable salts thereof. The present invention also relates to novel polymorphic Forms of pazopanib hydrochloride, and its intermediates thereof.
    Type: Application
    Filed: November 5, 2014
    Publication date: September 29, 2016
    Inventors: Satyanarayana CHAVA, Seeta Rama Anjaneyulu GORANTLA, Venkata Sunil Kumar INDUKURI, Sanjay Kumar DEHURY, Nagaraju MEKALA, Jahangeer Baba SHAIK, Durga Prasad KUCHIPUDI
  • Process for the preparation of sunitinib and its acid addition salts thereof
    Patent number: 9206163
    Abstract: The present invention relates to an improved process for the preparation of Sunitinb. The process involves the activation of 5-((Z)-(5-fluoro-2-oxoindolin-3-ylidene) methyl)-2,4-dimethyl-1 H-pyrrole-3carboxylic acid to corresponding suitable carboxylic acid activating group. The present invention also relates to novel acid addition salts of Sunitinb and preparation thereof.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: December 8, 2015
    Assignee: Laurus Labs Private Ltd.
    Inventors: Sanjay Kumar Dehury, Venkata Lakshmi Narasimha Dammalapati, Venkata Sunil Kumar Indukuri, Seeta Ramanjaneyulu Gorantla
  • PROCESS FOR THE PERPARATION OF SUNITINIB AND ITS ACID ADDITION SALTS THEREOF
    Publication number: 20150025252
    Abstract: The present invention relates to an improved process for the preparation of Sunitinb. The process involves the activation of 5-((Z)-(5-fluoro-2-oxoindolin-3-ylidene) methyl)-2,4-dimethyl-1H-pyrrole-3carboxylic acid to corresponding suitable carboxylic acid activating group. The present invention also relates to novel acid addition salts of Sunitinb and preparation thereof.
    Type: Application
    Filed: March 22, 2013
    Publication date: January 22, 2015
    Inventors: Sanjay Kumar Dehury, Venkata Lakshmi Narasimha Dammalapati, Venkata Sunil Kumar Indukuri, Seeta Ramanjaneyulu Gorantla
  • Process for preparation of rufinamide
    Patent number: 8871945
    Abstract: The invention relates to a novel, industrially viable, cost effective process for the preparation of 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide commonly known as Rufinamide and intermediates thereof.
    Type: Grant
    Filed: August 23, 2011
    Date of Patent: October 28, 2014
    Inventors: Ramamohan Rao Davuluri, Ravi Ponnaiah, Sanjay Kumar Dehury, Selvaraju K., Deepthi VPSS, Dhanunjaya Naidu
  • PROCESS FOR PREPARATION OF RUFINAMIDE
    Publication number: 20130184469
    Abstract: The invention relates to a novel, industrially viable, cost effective process for the preparation of 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxamide commonly known as Rufinamide and intermediates thereof.
    Type: Application
    Filed: August 23, 2011
    Publication date: July 18, 2013
    Inventors: Ramamohan Rao Davuluri, Ravi Ponnaiah, Sanjay Kumar Dehury, Selvaraju K., Deepthi VPSS, Dhanunjaya Naidu
  • Process for making metal acetylacetonates
    Patent number: 7282573
    Abstract: The present invention provides an improved, economical and environmentally benign process for metal complexes of acetylacetone having the general formula, M(acac)n wherein M is a metal cation selected from the group consisting of Fe, Co, Ni, Cu, Zn, Al, Ca, Mg, Mo, Ru, Re, U, Th, Ce, Na, K, Rb, Cs, V, Cr, and Mn etc., n is an integer which corresponds to the electrovalence of M, are obtained by reacting the corresponding metal hydroxide, metal hydrated oxide or metal oxide with a stoichiometric amount of acetylacetone and separating the product.
    Type: Grant
    Filed: December 31, 2002
    Date of Patent: October 16, 2007
    Assignee: Council of Scientific and Industrial Research
    Inventors: Mihir Kanti Chaudhuri, Sanjay Kumar Dehury, Siddhartha Sankar Dhar, Upasana Bora, Boyapati Manoranjan Choudary, Lakshmi Kantam Mannepalli