Patents by Inventor Satyanarayana Chava

Satyanarayana Chava 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 the preparation of ivacaftor
    Patent number: 10501419
    Abstract: The present invention provides processes for the preparation of ivacaftor using novel intermediates and a process for its preparation.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: December 10, 2019
    Assignee: Laurus Labs Limited
    Inventors: Suresh Thatipally, Venkata Krishna Reddy, Venkata Lakshmi Narasimha Rao Dammalapati, Satyanarayana Chava
  • CO-CRYSTALS OF SGLT2 INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20190359605
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 28, 2019
    Applicant: Laurus Labs Ltd.
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata Rama Krishna Murt Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • CO-CRYSTALS OF SGLT2 INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20190352290
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 21, 2019
    Applicant: Laurus Labs Ltd.
    Inventors: Kameswar Rao CHIVUKULA, Ram THAIMATTAM, Veeranarayana BANDLAMUDI, Durga Visweswar Rao PADALA, Narapa Reddy GADE, Nageswar Rao REGANDLA, Sivarami Reddy YASAM, Venkata Rama Krishna Murt MOTURU, Venkata Sunil Kumar INDUKURI, Uma Maheswar Rao VASIREDDI, Srihari Raju KALIDINDI, Satyanarayana CHAVA
  • CO-CRYSTALS OF SGLT2 INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20190352289
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 21, 2019
    Applicant: Laurus Labs Ltd.
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata Rama Krishna Murt Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • PROCESS FOR THE PREPARATION OF IVACAFTOR
    Publication number: 20190345111
    Abstract: The present invention provides processes for the preparation of ivacaftor using novel intermediates and a process for its preparation.
    Type: Application
    Filed: July 24, 2019
    Publication date: November 14, 2019
    Applicant: Laurus Labs Ltd.
    Inventors: SURESH THATIPALLY, Venkata Krishna Reddy, Venkata Lakshmi Narasimha Rao Dammalapati, Satyanarayana Chava
  • Co-crystals of SGLT2 inhibitors, process for their preparation and pharmaceutical compositions thereof
    Patent number: 10428053
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: October 1, 2019
    Assignee: LAURUS LABS LIMITED
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata RamaKrishnaMurthy Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • 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
  • Process for the preparation of dolutegravir and pharmaceutically acceptable salts thereof
    Patent number: 10301321
    Abstract: The present invention relates to a novel process for the preparation of dolutegravir and pharmaceutically acceptable salts thereof using novel intermediates.
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: May 28, 2019
    Assignee: LAURUS LABS LIMITED
    Inventors: Satyanarayana Chava, Seeta Rama Anjaneyulu Gorantla, Venkata Lakshmi Narasimha Dammalapati, Mani Bushan Kotala, Ravindra Aduri
  • PROCESS FOR THE PREPARATION OF ENZALUTAMIDE
    Publication number: 20190127332
    Abstract: The present invention relates to an improved process for the preparation of enzalutamide by conventional synthesis, which avoids utilization of microwave irradiation and noxious reagents. The present invention also relates to an improved process for preparation of 4-isothiocyanato-2-(trifluoromethyl) benzonitrile, which is an intermediate in the synthesis of Enzalutamide.
    Type: Application
    Filed: September 18, 2018
    Publication date: May 2, 2019
    Inventors: Kameswar Rao Chivukula, Veera Venkateswara Rao Karuturi, Srinivas Benda, Ramachandra Anke, Dharmapuri Gajula, Venkata Rama Krishna Murthy Moturu, 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
  • NOVEL POLYMORPHS OF DOLUTEGRAVIR AND SALTS THEREOF
    Publication number: 20190023718
    Abstract: The present invention relates to novel crystalline forms of dolutegravir, process for its preparation and pharmaceutical composition comprising them.
    Type: Application
    Filed: August 19, 2016
    Publication date: January 24, 2019
    Inventors: Ram THAIMATTAM, Rajesh EDUPUGANTI, Venkata Sunil Kumar INDUKURI, Srihari Raju KALIDINDI, Satyanarayana CHAVA
  • AN IMPROVED PROCESS FOR THE PREPARATION OF MACITENTAN
    Publication number: 20180370954
    Abstract: The present invention relates to an improved process for the preparation of macitentan and pharmaceutical acceptable salts thereof. Further present invention also relates to methylene chloride solvate of macitentan and their use in the preparation of pure macitentan.
    Type: Application
    Filed: November 30, 2016
    Publication date: December 27, 2018
    Applicant: Laurus Labs Ltd.
    Inventors: Srivardhana Rao Jamjanam, Venkata Ramakrishna Murthy Moturu, Venkata Sunil Kumar Indukuri, Srihari Raju Kalidindi, Satyanarayana Chava
  • CO-CRYSTALS OF SGLT2 INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20180362514
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Application
    Filed: September 15, 2015
    Publication date: December 20, 2018
    Inventors: KAMESWAR Rao CHIVUKULA, Ram THAIMATTAM, Veeranarayana BANDLAMUDI, Durga Visweswar Rao PADALA, Narapa Reddy GADE, Nageswar Rao REGANDLA, Sivarami Reddy YASAM, Venkata RamaKrishnaMurthy MOTURU, Venkata Sunil Kumar INDUKURI, Uma Maheswar Rao VASIREDDI, Srihari Raju KALIDINDI, Satyanarayana CHAVA
  • PROCESS FOR THE PREPARATION AND PARTICLE SIZE REDUCTION OF PIRFENIDONE
    Publication number: 20180334434
    Abstract: The present invention relates to an improved process for the preparation of pure pirfenidone having a particular particle size distribution, a crystalline form of pirfenidone, and pharmaceutical compositions thereof, as well as methods for particle size reduction of pirfenidone, and methods for particle size reduction of pirfenidone by wet milling techniques using colloid mill, ultrasonicator, or high speed homogenizer devices.
    Type: Application
    Filed: July 11, 2018
    Publication date: November 22, 2018
    Inventors: Ravindra Badu BOLLU, Venkata Pramod Kumar MANDADAPU, Venkata Sunil Kumar INDUKURI, Satyanarayana CHAVA, Tirumala Rao GALLA, Jagadesswara RAO, Uma Maheswer Rao VASIREDDI
  • Process for the preparation of Enzalutamide
    Patent number: 10131636
    Abstract: The present invention relates to an improved process for the preparation of enzalutamide by conventional synthesis, which avoids utilization of microwave irradiation and noxious reagents. The present invention also relates to an improved process for preparation of 4-isothiocyanato-2-(trifluoromethyl) benzonitrile, which is an intermediate in the synthesis of Enzalutamide.
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: November 20, 2018
    Assignee: Laurus Labs Limited
    Inventors: Kameswar R. Chivukula, Veera Venkateswara Rao Karuturi, Srinivas Benda, Ramachandra Anke, Dharmapuri Gajula, Venkata Rama Krishna Murthy Moturu, Venkata S. Indukuri, Seeta Ram Anjaneyulu Gorantla, Satyanarayana Chava
  • PROCESSES FOR THE PREPARATION OF IVACAFTOR
    Publication number: 20180244622
    Abstract: The present invention provides processes for the preparation of ivacaftor using novel intermediates and a process for its preparation.
    Type: Application
    Filed: September 2, 2016
    Publication date: August 30, 2018
    Applicant: Laurus Labs Ltd.
    Inventors: Suresh Thatipally, Venkata Krishna Reddy, Venkata Lakshmi Narasimha Rao Dammalapati, Satyanarayana Chava
  • NOVEL PROCESS FOR THE PREPARATION OF DOLUTEGRAVIR AND PHARMACEUTICALLY ACCEPTABLE SALTS THEREOF
    Publication number: 20180155364
    Abstract: The present invention relates to a novel process for the preparation of dolutegravir and pharmaceutically acceptable salts thereof using novel intermediates.
    Type: Application
    Filed: November 10, 2017
    Publication date: June 7, 2018
    Inventors: Satyanarayana CHAVA, Seeta Rama Anjaneyulu GORANTLA, Venkata Lakshmi Narasimha DAMMALAPATI, Mani Bushan KOTALA, Ravindra ADURI
  • Polymorphs of Ivacaftor, process for its preparation and pharmaceutical composition thereof
    Patent number: 9957234
    Abstract: The present invention relates to novel polymorphic forms of ivacaftor, process for its preparation and pharmaceutical compositions comprising the same.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: May 1, 2018
    Assignee: Laurus Labs Limited
    Inventors: Ram Thaimattam, Venkata Srinivasa Rao Dama, Venkata Sunil Kumar Indukuri, Seeta Rama Anjaneyulu Gorantla, Satyanarayana Chava
  • Process for the preparation of dolutegravir and pharmaceutically acceptable salts thereof
    Patent number: 9856271
    Abstract: The present invention relates to a novel process for the preparation of dolutegravir and pharmaceutically acceptable salts thereof using novel intermediates.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: January 2, 2018
    Assignee: LAURUS LABS LIMITED
    Inventors: Satyanarayana Chava, Seeta Rama Anjaneyulu Gorantla, Venkata Lakshmi Narasimha Dammalapati, Mani Bushan Kotala, Ravindra Aduri