Patents by Inventor Ramar Subbiah

Ramar Subbiah 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).

  • Method of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid
    Patent number: 9839630
    Abstract: Methods of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid are disclosed. Also provided are pharmaceutical compositions comprising (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid, and methods of treatment using such compositions.
    Type: Grant
    Filed: March 8, 2016
    Date of Patent: December 12, 2017
    Assignee: Sunesis Pharmaceuticals, Inc.
    Inventors: Anantha Sudhakar, Tamilarasan Subramani, Mohamed Rahuman, Ramar Subbiah
  • METHOD OF PREPARING (+)-1,4-DIHYDRO-7-[(3S,4S)-3-METHOXY-4-(METHYLAMINO)-1-PYRROLIDINYL]-4-OXO-1-(2-THIAZOLYL)-1,8-NAPHTHYRIDINE-3-CARBOXYLIC ACID
    Publication number: 20170035741
    Abstract: Methods of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid are disclosed. Also provided are pharmaceutical compositions comprising (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid, and methods of treatment using such compositions.
    Type: Application
    Filed: March 8, 2016
    Publication date: February 9, 2017
    Inventors: Anantha SUDHAKAR, Tamilarasan SUBRAMANI, Mohamed Sheik Mohamed Mujeebur RAHUMAN, Ramar SUBBIAH
  • METHOD OF PREPARING (+)-1,4-DIHYDRO-7-[(3S,4S)-3-METHOXY-4-(METHYLAMINO)-1-PYRROLIDINYL]-4-OXO-1-(2-THIAZOLYL)-1,8-NAPHTHYRIDINE-3-CARBOXYLIC ACID
    Publication number: 20150157614
    Abstract: Methods of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid are disclosed. Also provided are pharmaceutical compositions comprising (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid, and methods of treatment using such compositions.
    Type: Application
    Filed: July 11, 2014
    Publication date: June 11, 2015
    Inventors: Anantha Sudhakar, Tamilarasan Subramani, Mohamed Sheik Mohamed Mujeebur Rahuman, Ramar Subbiah
  • Method of preparing (+)-1,4-dihydro-7-[(3,4)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid
    Patent number: 8802719
    Abstract: Methods of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid are disclosed. Also provided are pharmaceutical compositions comprising (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid, and methods of treatment using such compositions.
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: August 12, 2014
    Assignee: Sunesis Pharmaceuticals, Inc.
    Inventors: Anantha Sudhakar, Tamilarasan Subramani, Mohamed Shiek Mohamed Mujeebur Rahuman, Ramar Subbiah
  • METHOD OF PREPARING (+)-1,4-DIHYDRO-7-[(3S,4S)-3-METHOXY-4-(METHYLAMINO)-1-PYRROLIDINYL]-4-OXO-1-(2-THIAZOLYL)-1,8-NAPHTHYRIDINE-3-CARBOXYLIC ACID
    Publication number: 20140171660
    Abstract: Methods of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid are disclosed. Also provided are pharmaceutical compositions comprising (+)-1,4-dihydro-7-[(3S,45)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid, and methods of treatment using such compositions.
    Type: Application
    Filed: July 11, 2013
    Publication date: June 19, 2014
    Inventors: Anantha Sudhakar, Tamilarasan Subramani, Mohamed Sheik Mohamed Mu Rahuman, Ramar Subbiah
  • Method of preparing (+)-1,4-dihydro-7-[(3,4)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid
    Patent number: 8497282
    Abstract: Methods of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid are disclosed. Also provided are pharmaceutical compositions comprising (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid, and methods of treatment using such compositions.
    Type: Grant
    Filed: December 30, 2009
    Date of Patent: July 30, 2013
    Assignee: Sunesis Pharmaceuticals, Inc.
    Inventors: Anantha Sudhakar, Tamilarasan Subramani, Mohamed Sheik Mohamed Mujeebur Rahuman, Ramar Subbiah
  • Method of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid
    Publication number: 20100203162
    Abstract: Methods of preparing (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid are disclosed. Also provided are pharmaceutical compositions comprising (+)-1,4-dihydro-7-[(3S,4S)-3-methoxy-4-(methylamino)-1-pyrrolidinyl]-4-oxo-1-(2-thiazolyl)-1,8-naphthyridine-3-carboxylic acid, and methods of treatment using such compositions.
    Type: Application
    Filed: December 30, 2009
    Publication date: August 12, 2010
    Inventors: Anantha Sudhakar, Tamilarasan Subramani, Mohamed Sheik Mohamed Mujeebur Rahuman, Ramar Subbiah