Patents by Inventor Sunil Dnyaneshwar Narode

Sunil Dnyaneshwar Narode 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).

  • 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 the preparation of apixaban
    Patent number: 9603846
    Abstract: A crystalline Form N-1 of apixaban substantially free from one or more of: 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid; 7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-1-phenyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide; or methyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate, relative to apixaban by area percentage of HPLC and having a mean particle size equal to or greater than 100 ?m.
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: March 28, 2017
    Assignee: Cadila Healthcare Limited
    Inventors: Brij Khera, Kumar Kamlesh Singh, Santosh Devidas Diwakar, Sunil Dnyaneshwar Narode, Hiteshkumar Natwarlal Suthar
  • Process for the preparation of sitagliptin phosphate
    Patent number: 9409912
    Abstract: The present invention relates to a method for the preparation of sitagliptin phosphate and sitagliptin phosphate anhydrous of Formula (I?) and monohydrate of Formula (I),
    Type: Grant
    Filed: March 20, 2014
    Date of Patent: August 9, 2016
    Assignee: CADILA HEALTHCARE LIMITED
    Inventors: Shri prakash Dhar Dwivedi, Kumar Kamlesh Singh, Sunil Dnyaneshwar Narode, Dhaval Jashvantbhai Patel, Kirtipalsinh Sajjansinh Solanki
  • PROCESS FOR THE PREPARATION OF APIXABAN
    Publication number: 20160143894
    Abstract: A crystalline Form N-1 of apixaban substantially free from one or more of: 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid; 7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-1-phenyl-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide; or methyl 1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate, relative to apixaban by area percentage of HPLC and having a mean particle size equal to or greater than 100 ?m.
    Type: Application
    Filed: November 24, 2015
    Publication date: May 26, 2016
    Inventors: Brij KHERA, Kumar Kamlesh SINGH, Santosh Devidas DIWAKAR, Sunil Dnyaneshwar NARODE, Hiteshkumar Natwarlal SUTHAR
  • PROCESS FOR THE PREPARATION OF SITAGLIPTIN PHOSPHATE
    Publication number: 20150087834
    Abstract: The present invention relates to a method for the preparation of sitagliptin phosphate and sitagliptin phosphate anhydrous of Formula (I?) and monohydrate of Formula (I),
    Type: Application
    Filed: March 20, 2014
    Publication date: March 26, 2015
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Shri prakash Dhar DWIVEDI, Kumar Kamlesh SINGH, Sunil Dnyaneshwar NARODE, Dhaval Jashvantbhai PATEL, Kirtipalsinh Sajjansinh SOLANKI
  • Processes for the preparation of alfuzosin
    Patent number: 8093384
    Abstract: The invention relates to processes for the preparation of alfuzosin or pharmaceutically acceptable salts thereof in high purity. More particularly, it relates to the preparation of pure crystalline alfuzosin base. The invention also relates to pharmaceutical compositions that include the pure alfuzosin or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: December 14, 2006
    Date of Patent: January 10, 2012
    Assignee: Wockhardt Ltd.
    Inventors: Pankaj Kumar Nathani, Sunil Dnyaneshwar Narode, Mohammad Jaweed Mukarram Siddiqui
  • Processes for the Preparation of Alfuzosin
    Publication number: 20090312351
    Abstract: The invention relates to processes for the preparation of alfuzosin or pharmaceutically acceptable salts thereof in high purity. More particularly, it relates to the preparation of pure crystalline alfuzosin base. The invention also relates to pharmaceutical compositions that include the pure alfuzosin or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: December 14, 2006
    Publication date: December 17, 2009
    Inventors: Pankaj Kumar Nathani, Sunil Dnyaneshwar Narode, Mohammed Jaweed Mukarram Siddiqui