Patents by Inventor Bhuwan Bhashkar

Bhuwan Bhashkar 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).

  • Patent number: 11246862
    Abstract: The present invention relates to a novel process for the preparation of lifitegrast of Formula I. The present invention further provides a novel process for the purification of lifitegrast of Formula I.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: February 15, 2022
    Assignee: MANKIND PHARMA LTD.
    Inventors: Jigar Tarun Kumar Bhavsar, Rakesh Tiwari, Bhuwan Bhashkar, Anil Kumar
  • Publication number: 20200306242
    Abstract: The present invention relates to a novel process for the preparation of lifitegrast of Formula I. The present invention further provides a novel process for the purification of lifitegrast of Formula I.
    Type: Application
    Filed: September 20, 2018
    Publication date: October 1, 2020
    Inventors: Jigar Tarun Kumar BHAVSAR, Rakesh TIWARI, Bhuwan BHASHKAR, Anil KUMAR
  • Patent number: 10377710
    Abstract: The present invention relates to a novel, improved, commercially viable and industrially advantageous process for the preparation of Silodosin of Formula (I), its pharmaceutically acceptable salts or solvates thereof. The invention relates to the preparation of considerably pure Silodosin with high yield.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: August 13, 2019
    Assignee: MANKIND PHARMA LTD.
    Inventors: Kuldeep Singh Gangwar, Anil Kumar, Bhuwan Bhashkar
  • Patent number: 10239833
    Abstract: The present invention provides novel process for the preparation of the ?1-adrenoceptor antagonists, Silodosin and its pharmaceutically acceptable salts indoline compounds, utilizing derivatives of Formula 1 and salts thereof.
    Type: Grant
    Filed: December 5, 2017
    Date of Patent: March 26, 2019
    Assignee: MANKIND PHARMA LTD.
    Inventors: Gurpreet Singh, Kuldeep Singh Gangwar, Bhuwan Bhashkar, Anil Kumar
  • Patent number: 10167271
    Abstract: The present invention relates to novel fluoroquinolone carboxylic acid compounds and derivatives of Formula-I, and their salts wherein, R represents H or halogen. The present invention also relates to the use of novel fluoroquinolone carboxylic acid compounds and derivatives of Formula-I for preparation of Besifloxacin hydrochloride.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: January 1, 2019
    Assignee: MANKIND PHARMA LTD
    Inventors: Jigar Bhavsar, Bhuwan Bhashkar, Anil Kumar
  • Publication number: 20180111901
    Abstract: The present invention provides novel process for the preparation of the ?1-adrenoceptor antagonists, Silodosin and its pharmaceutically acceptable salts indoline compounds, utilizing derivatives of Formula 1 and salts thereof.
    Type: Application
    Filed: December 5, 2017
    Publication date: April 26, 2018
    Inventors: Gurpreet Singh, Kuldeep Singh Gangwar, Bhuwan Bhashkar, Anil Kumar
  • Patent number: 9862681
    Abstract: The present invention provides novel indoline compounds, derivatives of Formula 1 and salts thereof; which can be effectively used for the preparation of a 1-adrenoceptor antagonists, Silodosin and its pharmaceutically acceptable salts.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: January 9, 2018
    Assignee: MANKIND RESEARCH CENTRE
    Inventors: Gurpreet Singh, Kuldeep Singh Gangwar, Bhuwan Bhashkar, Anil Kumar
  • Publication number: 20170362197
    Abstract: The present invention relates to novel fluoroquinolone carboxylic acid compounds and derivatives of Formula-I, and their salts wherein, R represents H or halogen. The present invention also relates to the use of novel fluoroquinolone carboxylic acid compounds and derivatives of Formula-I for preparation of Besifloxacin hydrochloride.
    Type: Application
    Filed: January 28, 2016
    Publication date: December 21, 2017
    Inventors: Jigar Bhavsar, Bhuwan Bhashkar, Anil Kumar
  • Publication number: 20170362174
    Abstract: The present invention relates to a connector tongue element (1) for an electrical connector plug receptacle (4), the connector tongue element comprising: a flexible printed circuit (10) having an attachment portion (11); connector pins (12) attached and electrically connected to the flexible printed circuit at the attachment portion; and a first body (13) of polymeric material molded around at least a part of the attachment portion to form a connector base portion (14), the first body mechanically secures the attachment of the connector pins to the flexible printed circuit, wherein the connector pins extend from the connector base portion in a withdrawal direction along which an electrical connector plug is adapted to be withdrawn from the electrical connector plug receptacle; wherein the connector pins form a connector tongue portion (16) extending from the connector base portion in the withdrawal direction; and wherein the first body allow the connector pins to present connecting surfaces for connecting the
    Type: Application
    Filed: September 10, 2015
    Publication date: December 21, 2017
    Inventors: KULDEEP SINGH GANGWAR, ANIL KUMAR, BHUWAN BHASHKAR
  • Publication number: 20170217911
    Abstract: The present invention relates to an improved process for the preparation of Linezolid of Formula-I comprising reacting compound of Formula-II with compound of Formula-III in presence of metal base wherein, said metal base is prepared in situ in a single lot. The invention also relates to an isolated acetamide impurity of Formula-IV produced in the process for preparation of Linezolid, its purification and its use as a reference marker.
    Type: Application
    Filed: December 15, 2016
    Publication date: August 3, 2017
    Inventors: Sonu Kumar, Bhuwan Bhashkar, Anil Kumar
  • Publication number: 20160046577
    Abstract: The present invention provides novel indoline compounds, derivatives of Formula 1 and salts thereof; which can be effectively used for the preparation of a1-adrenoceptor antagonists, Silodosin and its pharmaceutically acceptable salts.
    Type: Application
    Filed: April 9, 2014
    Publication date: February 18, 2016
    Inventors: Gurpreet Singh, Kuldeep Singh Gangwar, Bhuwan Bhashkar, Anil Kumar