Patents by Inventor Sitaram Kumar Magadi

Sitaram Kumar Magadi 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: 8906913
    Abstract: The present invention relates to novel compounds of Formula I, their pharmaceutically acceptable derivatives, tautomeric forms, stereoisomers including R and S isomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The invention also relates to processes for the synthesis of novel compounds of Formula I, their pharmaceutically acceptable derivatives, tautomeric forms, stereoisomers, polymorphs, prodrugs, metabolites, salts or solvates thereof.
    Type: Grant
    Filed: June 22, 2010
    Date of Patent: December 9, 2014
    Assignee: Panacea Biotec Limited
    Inventors: Rajesh Jain, Sanjay Trehan, Jagattaran Das, Gurmeet Kaur, Sandeep Kanwar, Nishan Singh, Gurmeet Kaur Nanda, Sitaram Kumar Magadi, Sudhir Kumar Sharma
  • Patent number: 8841306
    Abstract: The present invention relates to novel phenyl oxazolidinone compounds of formula I, their pharmaceutically acceptable analogs, tautomeric forms, stereoisomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The invention also relates to the processes for the synthesis of novel compounds of formula I or their pharmaceutically acceptable analogs, tautomeric forms, stereoisomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The present invention also provides pharmaceutical compositions comprising novel compounds of formula I and methods of using them. The compounds of the present invention are useful as antimicrobial agents, effective against a number of aerobic and/or anaerobic Gram positive and/or Gram negative pathogens such as multi drug resistant species of Staphylococcus, Streptococcus, Enterococcus, Bacterioides, Clostridia, H.
    Type: Grant
    Filed: November 18, 2009
    Date of Patent: September 23, 2014
    Assignee: Panacea Biotec Ltd.
    Inventors: Rajesh Jain, Sanjay Trehan, Jagattaran Das, Sandeep Kanwar, Sitaram Kumar Magadi, Sudhir Kumar Sharma
  • Patent number: 8455479
    Abstract: The present invention relates to novel compounds of Formula I, their pharmaceutically acceptable derivatives, tautomeric forms, stereoisomers including R and S isomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The invention also relates to the processes for the synthesis of novel compounds of Formula I, their pharmaceutically acceptable derivatives, tautomeric forms, stereoisomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The present invention also provides pharmaceutical compositions comprising compounds of Formula I and methods of treating or preventing one or more conditions that may be regulated or normalized via inhibition of dipeptidyl peptidase IV (DPP-IV).
    Type: Grant
    Filed: January 23, 2009
    Date of Patent: June 4, 2013
    Assignee: Panacea Biotec Limited
    Inventors: Rajesh Jain, Sanjay Trehan, Jagattaran Das, Nishan Singh, Gurmeet Kaur Nanda, Sitaram Kumar Magadi, Sudhir Kumar Sharma
  • Publication number: 20120165320
    Abstract: The present invention relates to novel compounds of Formula I, their pharmaceutically acceptable derivatives, tautomeric forms, stereoisomers including R and S isomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The invention also relates to processes for the synthesis of novel compounds of Formula I, their pharmaceutically acceptable derivatives, tautomeric forms, stereoisomers, polymorphs, prodrugs, metabolites, salts or solvates thereof.
    Type: Application
    Filed: June 22, 2010
    Publication date: June 28, 2012
    Applicant: PANACEA BIOTEC LTD.
    Inventors: Rajseh Jain, Sanjay Trehan, Jagattaran Das, Gurmeet Kaur, Sandeep Kanwar, Nishan Singh, Gurmeet Kaur Nanda, Sitaram Kumar Magadi, Sudhir Kumar Sharma
  • Publication number: 20110245258
    Abstract: The present invention relates to novel phenyl oxazolidinone compounds of formula I, their pharmaceutically acceptable analogs, tautomeric forms, stereoisomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The invention also relates to the processes for the synthesis of novel compounds of formula I or their pharmaceutically acceptable analogs, tautomeric forms, stereoisomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The present invention also provides pharmaceutical compositions comprising novel compounds of formula I and methods of using them. The compounds of the present invention are useful as antimicrobial agents, effective against a number of aerobic and/or anaerobic Gram positive and/or Gram negative pathogens such as multi drug resistant species of Staphylococcus, Streptococcus, Enterococcus, Bacterioides, Clostridia, H.
    Type: Application
    Filed: November 18, 2009
    Publication date: October 6, 2011
    Applicant: PANACEA BIOTEC LTD.
    Inventors: Rajesh Jain, Sanjay Trehan, Jagattaran Das, Sandeep Kanwar, Sitaram Kumar Magadi, Sudhir Kumar Sharma
  • Publication number: 20100311732
    Abstract: The present invention relates to novel compounds of Formula I, their pharmaceutically acceptable derivatives, tautomeric forms, stereoisomers including R and S isomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The invention also relates to the processes for the synthesis of novel compounds of Formula I, their pharmaceutically acceptable derivatives, tautomeric forms, stereoisomers, polymorphs, prodrugs, metabolites, salts or solvates thereof. The present invention also provides pharmaceutical compositions comprising compounds of Formula I and methods of treating or preventing one or more conditions that may be regulated or normalized via inhibition of dipeptidyl peptidase IV (DPP-IV).
    Type: Application
    Filed: January 23, 2009
    Publication date: December 9, 2010
    Inventors: Rajesh Jain, Sanjay Trehan, Jagattaran Das, Nishan Singh, Gurmeet Kaur Nanda, Sitaram Kumar Magadi, Sudhir Kumar Sharma
  • Patent number: 7202254
    Abstract: The present invention relates to novel triazole compounds of formula (I), their derivatives, their analogs, their tautomeric forms, their regioisomers, their rotamers, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutical compositions containing them. More particularly, the present invention relates to novel triazoles of the general formula (I) their derivatives, their analogs, their tautomeric forms, their regioisomers, their rotamers, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutical compositions containing them.
    Type: Grant
    Filed: May 3, 2005
    Date of Patent: April 10, 2007
    Assignees: Dr. Reddy's Laboratories Limited, Dr. Reddy's Laboratories, Inc.
    Inventors: Jagattaran Das, Selavakumar Natesan, Sanjay Trehan, Javed Iqbal, Sitaram Kumar Magadi, Naga Venkata Srinivasa Rao Mamidi, Rajagopalan Ramanujam
  • Patent number: 7183301
    Abstract: The present invention relates to novel oxazolidinone compounds of the general formula (I). where R1, R2, R3, Y1, Y2, Y3, and Z are as defined in the description; their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutical compositions containing them.
    Type: Grant
    Filed: August 1, 2003
    Date of Patent: February 27, 2007
    Assignee: Dr. Reddy's Research Foundation
    Inventors: Selvakumar Natesan, Jagattaran Das, Javed Iqbal, Sitaram Kumar Magadi, Srinivasa Rao Naga Venkata Mamidi, Rajagopalan Ramanujam, Baskaran Sundarababu, Braj Bhushan Lohray
  • Patent number: 7030148
    Abstract: The present invention relates to novel oxazolidinone compounds of the general formula (I) where R1, R2, R3, Y1, Y2, Y3, and Z are as defined in the description; their derivatives, their analogs, their tautomeric forms, their stereoisomers, their polymorphs, their pharmaceutical acceptable salts, their pharmaceutically acceptable solvates and pharmaceutical compositions containing them.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: April 18, 2006
    Assignee: Dr. Reddy's Research Foundation
    Inventors: Selvakumar Natesan, Jagattaran Das, Javed Iqbal, Sitaram Kumar Magadi, Srinivasa Rao Naga Venkata Mamidi, Rajagopalan Ramanujam, Baskaran Sundarababu, Braj Bhushan Lohray
  • Patent number: 6914058
    Abstract: The present invention relates to novel triazole compounds of formula (I), their derivatives, their analogs, their tautomeric forms, their regioisomers, their rotammers, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutical compositions containing them. More particularly, the present invention relates to novel triazoles of the general formula (I) their derivatives, their analogs, their tautomeric forms, their regioisomers, their rotamers, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, their pharmaceutically acceptable solvates and pharmaceutical compositions containing them.
    Type: Grant
    Filed: January 14, 2003
    Date of Patent: July 5, 2005
    Assignees: Dr. Reddy's Laboratories, Limited, Dr. Reddy's Laboratories Inc.
    Inventors: Jagattaran Das, Selavakumar Natesan, Sanjay Trehan, Javed Iqbal, Sitaram Kumar Magadi, Naga Venkata Srinivasa Rao Mamidi, Rajagopalan Ramanujam
  • Publication number: 20040059120
    Abstract: The present invention relates to novel oxazolidinone compounds of the general formula (I).
    Type: Application
    Filed: August 1, 2003
    Publication date: March 25, 2004
    Applicants: DR. REDDY'S LABORATORIES INC., DR. REDDY'S LABORATORIES LIMITED
    Inventors: Selvakumar Natesan, Jagattaran Das, Javed Iqbal, Sitaram Kumar Magadi, Srinivasa Rao Naga Venkata Mamidi, Rajagopalan Ramanujam, Baskaran Sundarababu, Braj Bhushan Lohray
  • Publication number: 20030065175
    Abstract: The present invention relates to novel oxazolidinone compounds of the general formula (I) 1
    Type: Application
    Filed: December 21, 2001
    Publication date: April 3, 2003
    Applicant: DR. REDDY'S RESEARCH FOUNDATION
    Inventors: Selvakumar Natsan, Jagattaran Das, Javed Iqbal, Sitaram Kumar Magadi, Srinivasa Rao Naga Venkata Mamidi, Rajagopalan Ramanujam, Baskaran Sundarababu, Braj Bhushan Lohray