Patents by Inventor Nikhil Amar Singh

Nikhil Amar Singh 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 preparation of apalutamide
    Patent number: 10934269
    Abstract: The present invention relates to a process for the preparation of apalutamide. In particular, the present invention relates to a process for the preparation of apalutamide and its intermediates. The present invention also relates to pharmaceutical compositions comprising apalutamide.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: March 2, 2021
    Assignee: CADILA HEALTHCARE LIMITED
    Inventors: Kumar Kamlesh Singh, Nikhil Amar Singh, Ganpatdan Shimbhu Charan, Nimeshkumar Mukeshkumar Shah
  • Process for preparation of apalutamide
    Patent number: 10807965
    Abstract: The present invention relates to a process for the preparation of apalutamide. In particular, the present invention relates to a process for the preparation of apalutamide and its intermediates. The present invention also relates to pharmaceutical compositions comprising apalutamide.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: October 20, 2020
    Assignee: CADILA HEALTHCARE LIMITED
    Inventors: Kumar Kamlesh Singh, Nikhil Amar Singh, Ganpat Dan Shimbhu Charan, Nimeshkumar Mukeshkumar Shah
  • A PROCESS FOR PREPARATION OF TRIAMINOPYRIMIDINE COMPOUND AND INTERMEDIATES THEREOF
    Publication number: 20200207738
    Abstract: The present invention relates to triaminopyrimidine compound 1, or pharmaceutically acceptable salts thereof, or hydrates, or solvates, or polymorphs, or optically active forms thereof, in solid state forms. The invention also relates to a process for preparation of triaminopyrimidine compound and intermediates thereof. The present invention also relates to a pharmaceutical composition comprising pure triaminopyrimidine compound, useful for preventing or treating malaria.
    Type: Application
    Filed: September 4, 2018
    Publication date: July 2, 2020
    Inventors: Kumar Kamlesh SINGH, Nikhil Amar SINGH, Ganapatdan Shimbhu CHARAN, Nimeshkumar Mukeshkumar SHAH, Sunil Dnyaneshwar NARODE, Dipakkumar Dhanjibhai VACHHANI, Amol Kashinath PATIL, Sandip Pundlik KHAIRNAR
  • PROCESS FOR PREPARATION OF APALUTAMIDE
    Publication number: 20200071287
    Abstract: The present invention relates to a process for the preparation of apalutamide. In particular, the present invention relates to a process for the preparation of apalutamide and its intermediates. The present invention also relates to pharmaceutical compositions comprising apalutamide.
    Type: Application
    Filed: March 27, 2019
    Publication date: March 5, 2020
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Kumar Kamlesh SINGH, Nikhil Amar SINGH, Ganpat Dan Shimbhu CHARAN, Nimeshkumar Mukeshkumar SHAH
  • PROCESS FOR PREPARATION OF APALUTAMIDE
    Publication number: 20200024250
    Abstract: The present invention relates to a process for the preparation of apalutamide. In particular, the present invention relates to a process for the preparation of apalutamide and its intermediates. The present invention also relates to pharmaceutical compositions comprising apalutamide.
    Type: Application
    Filed: September 27, 2019
    Publication date: January 23, 2020
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Kumar Kamlesh SINGH, Nikhil Amar SINGH, Ganpat Dan Shimbhu CHARAN, Nimeshkumar Mukeshkumar SHAH
  • Crystalline form of rifaximin and process for its preparation
    Patent number: 9988398
    Abstract: A novel crystalline form of rifaximin and process for its preparation are described. A pharmaceutical composition comprising crystalline rifaximin is also described.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: June 5, 2018
    Assignee: CADILA HEALTHCARE LIMITED
    Inventors: Kumar Kamlesh Singh, Nikhil Amar Singh, Prashant Rameshchandra Bhatt, Amol Kashinath Patil
  • NOVEL CRYSTALLINE FORM OF RIFAXIMIN AND PROCESS FOR ITS PREPARATION
    Publication number: 20170349608
    Abstract: A novel crystalline form of rifaximin and process for its preparation are described. A pharmaceutical composition comprising crystalline rifaximin is also described.
    Type: Application
    Filed: June 6, 2017
    Publication date: December 7, 2017
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Kumar Kamlesh SINGH, Nikhil Amar SINGH, Prashant Rameshchandra BHATT, Amol Kashinath PATIL
  • Process for preparation of amorphous form of dasatinib
    Patent number: 9249134
    Abstract: A stable amorphous form of dasatinib of Formula (I) wherein amorphous dasatinib after exposure to a relative humidity of 75% at 40 ° C. or 60% at 25 ° C. for a period of at least three months doesn't change to crystalline form and a process for the preparation of the amorphous form of dasatinib of Formula (I).
    Type: Grant
    Filed: March 24, 2014
    Date of Patent: February 2, 2016
    Assignee: Cadila Healthcare Limited
    Inventors: Shriprakash Dhar Dwivedi, Kumar Kamlesh Singh, Nikhil Amar Singh, Amol Kashinath Patil
  • PROCESS FOR PREPARATION OF AMORPHOUS FORM OF DASATINIB
    Publication number: 20140343073
    Abstract: A stable amorphous form of dasatinib of Formula (I) wherein amorphous dasatinib after exposure to a relative humidity of 75% at 40° C. or 60% at 25° C. for a period of at least three months doesn't change to crystalline form and a process for the preparation of the amorphous form of dasatinib of Formula (I).
    Type: Application
    Filed: March 24, 2014
    Publication date: November 20, 2014
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: SHRIPRAKASH DHAR DWIVEDI, KUMAR KAMLESH SINGH, NIKHIL AMAR SINGH, AMOL KASHINATH PATIL
  • PROCESS FOR PREPARING STABLE POLYMORPHIC FORM OF ERLOTINIB HYDROCHLORIDE
    Publication number: 20140121373
    Abstract: The present invention discloses an improved and efficient process for preparing Erlotinib hydrochloride suitable as a cancer drug.
    Type: Application
    Filed: April 23, 2012
    Publication date: May 1, 2014
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Nikhil Amar Singh, Gulab Khushalrao Pathe, Dinesh Kumar Chaurasiya, Kumar Kamlesh Laxmi Singh