Patents by Inventor Kura Rathnakar

Kura Rathnakar 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).

  • Crystalline form of Eltrombopag free acid
    Patent number: 10336706
    Abstract: The present invention relates to crystalline form of Eltrombopag free acid and its process for preparation.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: July 2, 2019
    Assignee: HETERO RESEARCH FOUNDATION
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Jonnala Sambi Reddy, Bandi Vamsi Krishna
  • Polymorphs and process for the preparation of quinazolinyl derivatives
    Patent number: 10329281
    Abstract: The present invention relates to Quinazolinyl derivatives polymorph, process and composition thereof.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: June 25, 2019
    Assignee: HETERO LABS LTD
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Bandi Vamsi Krishna, Nimmala Srinivas Rao
  • PROCESS FOR THE PREPARATION OF DIPHENYLPYRAZINE DERIVATIVES
    Publication number: 20190112277
    Abstract: The present invention relates to a process for the preparation of amorphous Selexipag from Selexipag crystalline salts using a solvent.
    Type: Application
    Filed: April 1, 2017
    Publication date: April 18, 2019
    Applicant: HONOUR (R&D)
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Bandi Vamsi Krishna, Kesireddy Subhash Chander Reddy, Kancharla Rajendar Reddy
  • PROCESS FOR THE PREPARATION OF A DUAL-ACTING ANGIOTENSIN RECEPTOR-NEPRILYSIN INHIBITOR COMPOUND
    Publication number: 20190112278
    Abstract: The present invention relates to a process for preparing amorphous form of Sacubitril/Valsartan sodium salt of Formula-II and pharmaceutical composition comprising thereof.
    Type: Application
    Filed: December 4, 2018
    Publication date: April 18, 2019
    Inventors: Bandi PARTHASARADHI REDDY, Kura RATHNAKAR REDDY, Adullla VENKAT NARSIMHA REDDY, Bandi VAMSI KRISHNA
  • Process for the preparation of a dual-acting angiotensin receptor-neprilysin inhibitor compound
    Patent number: 10214497
    Abstract: The present invention relates to a process for preparing amorphous form of Sacubitril/Valsartan sodium salt of Formula-II and pharmaceutical composition comprising thereof.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: February 26, 2019
    Assignee: Hetero Labs, LTD
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Adullla Venkat Narsimha Reddy, Bandi Vamsi Krishna
  • Rufinamide solid dispersion
    Patent number: 10206874
    Abstract: The present invention provides a solid dispersion of rufinamide in combination with a pharmaceutically acceptable carrier, process for its preparation and pharmaceutical compositions comprising it.
    Type: Grant
    Filed: July 18, 2013
    Date of Patent: February 19, 2019
    Assignee: Hetero Research Foundation
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Dasari Muralidhara Reddy, Kesireddy Subash Chander Reddy, Bandi Vamsi Krishna
  • PROCESS FOR THE PREPARATION OF QUINOLIN-2(IH)-ONE DERIVATIVES
    Publication number: 20190010145
    Abstract: The present invention relates to quinolin-2(1H)-one derivatives polymorph and its process thereof. Formula (I).
    Type: Application
    Filed: December 28, 2016
    Publication date: January 10, 2019
    Applicant: HONOUR (R&D)
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Bandi Vamsi Krishna, Kesireddy Subhash Chander Reddy, Guda Yadava Reddy
  • PROCESS FOR THE PREPARATION OF A DUAL-ACTING ANGIOTENSIN RECEPTOR-NEPRILYSIN INHIBITOR COMPOUND
    Publication number: 20180244636
    Abstract: The present invention relates to a process for preparing amorphous form of Sacubitril/Valsartan sodium salt of Formula-II and pharmaceutical composition comprising thereof.
    Type: Application
    Filed: August 26, 2016
    Publication date: August 30, 2018
    Inventors: Bandi PARTHASARADHI REDDY, Kura RATHNAKAR REDDY, Adullla VENKAT NARSIMHA REDDY, Bandi VAMSI KRISHNA
  • C-3 NOVEL TRITERPENONE WITH C-28 REVERSE AMIDE DERIVATIVES AS HIV INHIBITORS
    Publication number: 20180215780
    Abstract: Formula (I) The invention relates to C-3 novel triterpenone with C-28 reverse amide derivatives, related compounds, and pharmaceutical compositions useful for the therapeutic treatment of viral diseases and particularly HIV mediated diseases.
    Type: Application
    Filed: February 9, 2016
    Publication date: August 2, 2018
    Inventors: Bandi PARTHASARADHI REDDY, Gazula Levi DAVID KRUPADANAM, Adulla PANDURANGA REDDY, Kasireddy BHASKAR REDDY, Lanka VL SUBRAHMANYAM, Kura RATHNAKAR REDDY
  • Process for the preparation of lomitapide
    Patent number: 10023526
    Abstract: The present invention relates to a process for preparing Lomitapide or its pharmaceutically acceptable salt thereof having high purity with acceptable levels of impurities.
    Type: Grant
    Filed: November 4, 2015
    Date of Patent: July 17, 2018
    Assignee: Hetero Research Foundation
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Bandi Vamsi Krishna, Jambula Mukunda Reddy
  • Polymorphs and Process for the Preparation of Quinazolinyl Derivatives
    Publication number: 20180194754
    Abstract: The present invention relates to Quinazolinyl derivatives polymorph, process and composition thereof.
    Type: Application
    Filed: April 15, 2016
    Publication date: July 12, 2018
    Inventors: Bandi PARTHASARADHI REDDY, Kura RATHNAKAR REDDY, Bandi VAMSI KRISHNA, Nimmala SRINIVAS RAO
  • PROCESS FOR THE PREPARATION OF INTERMEDIATE OF DOLUTEGRAVIR
    Publication number: 20180148412
    Abstract: The present invention provides a novel processes for preparation of methyl 3-(benzyloxy)-5-(2,4-difluorobenzylcarbamoyl)-4-oxo-1-(2-oxoethyl)-1,4-dihydropyiridine-2-carboxylate using novel intermediates.
    Type: Application
    Filed: January 29, 2018
    Publication date: May 31, 2018
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Dsari Muralidhara Reddy, Mogili Narsingam, Bandi Vamsi Krishna
  • Process for the preparation of intermediate of dolutegravir
    Patent number: 9963430
    Abstract: The present invention provides a novel processes for preparation of methyl 3-(benzyloxy)-5-(2,4-difluorobenzylcarbamoyl)-4-oxo-1-(2-oxoethyl)-1,4-dihydropyiridine-2-carboxylate using novel intermediates.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: May 8, 2018
    Assignee: Hetero Research Foundation
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Dasari Muralidhara Reddy, Mogili Narsingam, Bandi Vamsi Krishna
  • PROCESS FOR THE PREPARATION OF LOMITAPIDE
    Publication number: 20180105487
    Abstract: The present invention relates to a process for preparing Lomitapide or its pharmaceutically acceptable salt thereof having high purity with acceptable levels of impurities.
    Type: Application
    Filed: November 4, 2015
    Publication date: April 19, 2018
    Inventors: BANDI PARTHASARADHI REDDY, KURA RATHNAKAR REDDY, BANDI VAMSI KRISHNA, JAMBULA MUKUNDA REDDY
  • PROCESS FOR THE PREPARATION OF INTERMEDIATE OF DOLUTEGRAVIR
    Publication number: 20170334858
    Abstract: The present invention provides a novel processes for preparation of methyl 3-(benzyloxy)-5-(2,4-difluorobenzylcarbamoyl)-4-oxo-1-(2-oxoethyl)-1,4-dihydropyiridine-2-carboxylate using novel intermediates.
    Type: Application
    Filed: December 14, 2015
    Publication date: November 23, 2017
    Applicant: HETERO RESEARCH FOUNDATION
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Dasari Muralidhara Reddy, Mogili Narsingam, Bandi Vamsi Krishna
  • Process for cabazitaxel
    Patent number: 9815806
    Abstract: The present invention provides an improved process for the preparation of 4?-acetoxy-2?-benzoyloxy-5?,20-epoxy-1?,13?-dihydroxy-7?,10?-dimethoxy-9-oxo-11-taxene (7?,10?-dimethoxy-10-deacetoxybaccatin III). The present invention also provides a novel process for the preparation of cabazitaxel.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: November 14, 2017
    Assignee: Hetero Research Foundation
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Dasari Muralidhara Reddy, Adulla Venkat Narsimha Reddy, Bandi Vamsi Krishna
  • Process for pralatrexate
    Patent number: 9783542
    Abstract: The present invention provides a novel process for the purification of alpha-propargylhomoterephthalic acid dimethyl ester substantially free of homoterephthalic acid dimethyl ester. The present invention also provides a novel process for the purification of pralatrexate.
    Type: Grant
    Filed: November 1, 2013
    Date of Patent: October 10, 2017
    Assignee: Hetero Research Foundation
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Dasari Muralidhara Reddy, Katham Srinivasa Reddy, Bandi Vamsi Krishna
  • CRYSTALLINE FORM OF ELTROMBOPAG FREE ACID
    Publication number: 20170275255
    Abstract: The present invention relates to crystalline form of Eltrombopag free acid and its process for preparation.
    Type: Application
    Filed: September 2, 2015
    Publication date: September 28, 2017
    Inventors: BANDI PARTHASARADHI REDDY, KURA RATHNAKAR REDDY, JONNALA SAMBI REDDY, BANDI VAMSI KRISHNA
  • NOVEL BETULINIC PROLINE IMIDAZOLE DERIVATIVES AS HIV INHIBITORS
    Publication number: 20170129916
    Abstract: The invention relates to novel betulinic proline substituted derivatives, related compounds, and pharmaceutical compositions useful for the therapeutic treatment of viral diseases and particularly HIV mediated diseases.
    Type: Application
    Filed: June 25, 2015
    Publication date: May 11, 2017
    Applicant: HETERO RESEARCH FOUNDATION
    Inventors: Bandi PARTHASARADHI REDDY, Kura RATHNAKAR REDDY, Gazula Levi DAVID KRUPADANAM, Adulla PANDURANGA REDDY, Bammidi ESWARA RAO, Ranga REDDY
  • Betulinic acid proline derivatives as HIV inhibitors
    Patent number: 9637516
    Abstract: The invention relates to novel betulinic acid derivatives and related compounds, and pharmaceutical compositions useful for the therapeutic treatment of viral diseases and particularly HIV mediated diseases.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: May 2, 2017
    Assignee: HETERO RESEARCH FOUNDATION
    Inventors: Bandi Parthasaradhi Reddy, Kura Rathnakar Reddy, Lanka Vl Subrahmanyam, Gazula Levi David Krupadanam, Mukkera Venkati, Neela Sudhakar, Kallem Srinivas Reddy