Patents by Inventor Shrikant Suresh Mudgal

Shrikant Suresh Mudgal 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).

  • Stable Pharmaceutical Composition of Vortioxetine Hydrobromide
    Publication number: 20190224192
    Abstract: The present invention relates to novel premixes of Vortioxetine, processes for the preparation of such premixes, pharmaceutical compositions comprising the same and their use in medicine.
    Type: Application
    Filed: August 29, 2017
    Publication date: July 25, 2019
    Inventors: Geena MALHOTRA, Dharmaraj Ramachandra RAO, Venkata Srinivas PULLELA, Preeti RAUT, Shrikant Suresh MUDGAL, Pratap Ramesh SAWANT, Jinesh CHAUHAN, Nidhi BAGREE
  • Methods for Making Serotonin Reuptake Inhibitors
    Publication number: 20180072690
    Abstract: The present invention relates to a process for preparing serotonin reuptake inhibitors of formula (I) and pharmaceutically acceptable salts thereof, (Formula (I)) wherein, R1, R2, R3, l, m, n and Z are as defined in the specification.
    Type: Application
    Filed: March 23, 2016
    Publication date: March 15, 2018
    Applicant: CIPLA Limited
    Inventors: Dharmaraj Ramachandra Rao, Geena Malhotra, Venkata Srinivas Pullela, Shrikant Suresh Mudgal
  • Crystalline polymorph of doxazosin mesylate (form IV) and process for preparation thereof
    Patent number: 8383627
    Abstract: Crystalline Form IV of doxazosin mesylate, a process for its preparation and uses thereof.
    Type: Grant
    Filed: July 10, 2008
    Date of Patent: February 26, 2013
    Assignee: CIPLA Limited
    Inventors: Rajendra Narayanrao Kankan, Dharmaraj Ramachandra Rao, Manish Gopaldas Gangrade, Shrikant Suresh Mudgal
  • Process for preparing dorzolamide
    Patent number: 8263787
    Abstract: There is provided a process for preparing dorzolamide and processes for preparing intermediates useful in the preparation of dorzolamide. In particular, there is provided a process for preparing an acetoamido sulfone of formula (viii) comprising oxidation of a hydroxysulfonamide of formula (vii) in the presence of an oxidizing agent selected from the group consisting of: a peracid, tert-butyl hydroperoxide, dimethyl dioxirane, selenium dioxide, m-phenanthroline di-N-oxide, nitric acid and hydrogen peroxide. There is also provided a process for preparing an acetoamidosulfone of formula (ix-a) comprising converting a hydroxysulfone of formula (viii) to the acetoamidosulfone of formula (ix-a) in the presence of acetonitrile and an acid. There is also provided a process for separating the cis- and trans-isomers of dorzolamide from a mixture of the trans-isomer of dorzolamide and the cis-isomer of dorzolamide comprising reacting the mixture of isomers with a carboxylic acid.
    Type: Grant
    Filed: May 7, 2008
    Date of Patent: September 11, 2012
    Assignee: CIPLA Limited
    Inventors: Rajendra Narayanrao Kankan, Dharmaraj Ramachandra Rao, Shrikant Suresh Mudgal
  • Crystalline Polymorph of Doxazosin Mesylate (Form IV) and Process for Preparation Thereof
    Publication number: 20110034477
    Abstract: Crystalline Form IV of doxazosin mesylate, a process for its preparation and uses thereof.
    Type: Application
    Filed: July 10, 2008
    Publication date: February 10, 2011
    Applicant: CIPLA LIMITED
    Inventors: Rajendra Narayanrao Kankan, Dharmaraj Ramachandra Rao, Manish Gopaldas Gangrade, Shrikant Suresh Mudgal
  • Process for Preparing Dorzolamide
    Publication number: 20100113804
    Abstract: There is provided a process for preparing dorzolamide and processes for preparing intermediates useful in the preparation of dorzolamide. In particular, there is provided a process for preparing an acetoamido sulfone of formula (viii) comprising oxidation of a hydroxysulfonamide of formula (vii) in the presence of an oxidizing agent selected from the group consisting of: a peracid, tert-butyl hydroperoxide, dimethyl dioxirane, selenium dioxide, m-phenanthroline di-N-oxide, nitric acid and hydrogen peroxide. There is also provided a process for preparing an acetoamidosulfone of formula (ix-a) comprising converting a hydroxy sulfone of formula (viii) to the acetoamidosulfone of formula (ix-a) in the presence of acetonitrile and an acid. There is also provided a process for separating the cis- and trans-isomers of dorzolamide from a mixture of the trans-isomer of dorzolamide and the cis-isomer of dorzolamide comprising reacting the mixture of isomers with a carboxylic acid.
    Type: Application
    Filed: May 7, 2008
    Publication date: May 6, 2010
    Applicant: CIPLA LIMITED
    Inventors: Rajendra Narayanrao Kankan, Dharmaraj Ramachandra Rao, Shrikant Suresh Mudgal