Patents by Inventor Dhanapalan Nagarathnam

Dhanapalan Nagarathnam 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).

  • Publication number: 20120053179
    Abstract: Disclosed are compounds and derivatives thereof, their synthesis, and their use as Rho-kinase inhibitors. These compounds are useful for inhibiting tumor growth, treating erectile dysfunction, and treating other indications mediated by Rho-kinase, e.g., coronary heart disease.
    Type: Application
    Filed: November 4, 2011
    Publication date: March 1, 2012
    Inventors: Dhanapalan Nagarathnam, Jacques Dumas, Holia Hatoum-Mokdad, Stephen Boyer, Chunguang Wang, Hans Pluempe, Achim Feurer, Samir Bennabi
  • Patent number: 8101773
    Abstract: The compound 4-{4-[({3-tert-Butyl-1-[3-(hydroxymethyl)phenyl]-1H-pyrazol-5-yl}carbamoyl)amino]-3-fluorophenoxy}-N-methylpyridine-2-carboxamide and alternative forms thereof (e.g., salts, solvates, hydrates, prodrugs, polymorphs and metabolites); pharmaceutical compositions which contain them; and methods for treating cancer using them.
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: January 24, 2012
    Assignee: Bayer Healthcare LLC
    Inventors: Roger Smith, Dhanapalan Nagarathnam
  • Publication number: 20110263597
    Abstract: Methods of treating a mammal having a condition characterized by abnormal angiogenesis or hyperpermiability processes using substituted pyridazines having angiogenesis inhibiting activity and the generalized structural formula wherein the ring containing A, B, D, E, and L is phenyl or a nitrogen-containing heterocycle; groups X and Y may be any of a variety of defined linking units; R1 and R2 may be defined independent substituents or together may be a ring-defining bridge; ring J may be an aryl, pyridyl, or cycloalkyl group; and G groups may be any of a variety of defined substituents.
    Type: Application
    Filed: July 7, 2011
    Publication date: October 27, 2011
    Applicant: Bayer HealthCare LLC
    Inventors: Jacques P. Dumas, Stephen James Boyer, Julie A. Dixon, Teddy Kite Joe, Harold C. E. Kluender, Wendy Lee, Dhanapalan Nagarathnam, Robert N. Sibley, Ning Su
  • Publication number: 20110257121
    Abstract: Disclosed herein is a compound represented by formula 1 or its hydrate thereof in crystalline or crystal-like form.
    Type: Application
    Filed: March 31, 2011
    Publication date: October 20, 2011
    Applicant: PHARMASSET, INC.
    Inventors: WONSUK CHANG, DEVAN NADUTHAMBI, DHANAPALAN NAGARATHNAM, GANAPATI REDDY PAMULAPATI, BRUCE S. ROSS, MICHAEL JOSEPH SOFIA, HAI-REN ZHANG
  • Publication number: 20110195110
    Abstract: Pyrazole urea compounds, pharmaceutical compositions which contain them and methods for treating cancer using them.
    Type: Application
    Filed: December 1, 2006
    Publication date: August 11, 2011
    Inventors: Roger Smith, Holia N. Hatoum-Mokdad, Louis David Cantin, Donald E. Bierer, Wenlang Fu, Dhanapalan Nagarathnam, Gaetan Ladouceur, Yamin Wang, Herbert Ogutu, Scot Wilhelm, Ian Taylor, Sanjeeva Reddy, Richard Gedrich, Christopher Carter, Aaron Schmitt, Xiaomei Zhang
  • Patent number: 7977333
    Abstract: Substituted and pyridines and pyridazines having angiogenesis inhibiting activity and the generalized structural formula wherein the ring containing A, B, D, E, and L is phenyl or a nitrogen-containing heterocycle; groups X and Y may be any of a variety of defined linking units; R1 and R2 may be defined independent substituents or together may be a ring-defining bridge; ring J may be an aryl, pyridyl, or cycloalkyl group; and G groups may be any of a variety of defined substituents. Pharmaceutical compositions containing these materials, and methods of treating a mammal having a condition characterized by abnormal angiogenesis or hyperpermiability processes using these materials are also disclosed.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: July 12, 2011
    Assignee: Bayer Healthcare LLC
    Inventors: Jacques P. Dumas, Stephen J. Boyer, Julie A. Dixon, Teddy K. Joe, Harold C. E. Kluender, Wendy Lee, Dhanapalan Nagarathnam, Robert N. Sibley, Ning Su
  • Publication number: 20110098301
    Abstract: Pyrimidine derivatives of formula pharmaceutical compositions containing these compounds, and methods of using these compounds in treatment of hyperproliferative diseases such as cancer are disclosed and claimed.
    Type: Application
    Filed: March 9, 2006
    Publication date: April 28, 2011
    Applicant: BAYER HEALTHCARE LLC
    Inventors: Julie A. Dixon, Dhanapalan Nagarathnam, Lei Zhang, Chunguang Wang, Lin Yi, Yuanwei Chen, Jianqing Chen, Brian R. Bear, Michael Brands, Alexander Hillisch, Donald Bierer, Ming Wang, Wenlang Fu
  • Publication number: 20110015146
    Abstract: A nucleoside compound having activity against hepatitis C virus is disclosed.
    Type: Application
    Filed: December 23, 2009
    Publication date: January 20, 2011
    Applicant: PHARMASSET, INC.
    Inventors: MICHAEL JOSEPH SOFIA, Jinfa Du, Peiyuan Wang, Dhanapalan Nagarathnam
  • Publication number: 20100286083
    Abstract: A purified compound having activity against hepatitis C virus is disclosed.
    Type: Application
    Filed: December 23, 2009
    Publication date: November 11, 2010
    Applicant: PHARMASSET, INC.
    Inventors: DONGHUI BAO, Wonsuk Chang, Dhanapalan Nagarathnam, Michael Joseph Sofia
  • Publication number: 20100279973
    Abstract: A process for preparing phosphoramidate prodrugs or cyclic phosphate prodrugs of nucleoside derivatives, which is a compound, its stereoisomers, salts (acid or basic addition salts), hydrates, solvates, or crystalline forms thereof.
    Type: Application
    Filed: December 23, 2009
    Publication date: November 4, 2010
    Applicant: PHARMASSET, INC.
    Inventors: BYOUNG-KWON CHUN, JINFA DU, SUGUNA RACHAKONDA, BRUCE ROSS, MICHAEL JOSEPH SOFIA, GANAPATI REDDY PAMULAPATI, WONSUK CHANG, HAI-REN ZHANG, DHANAPALAN NAGARATHNAM
  • Publication number: 20100249159
    Abstract: Disclosed are compounds and derivatives thereof, their synthesis, and their use as Rho-kinase inhibitors. These compounds of the present invention are useful for inhibiting tumor growth, treating erectile dysfunction, and treating other indications mediated by Rho-kinase, e.g., coronary heart disease.
    Type: Application
    Filed: March 18, 2010
    Publication date: September 30, 2010
    Inventors: Dhanapalan Nagarathnam, Chunguang Wang
  • Publication number: 20100216789
    Abstract: Disclosed are compounds and derivatives thereof, their synthesis, and their use as Rho-kinase inhibitors. These compounds of the present invention are useful for inhibiting tumor growth, treating erectile dysfunction, and treating other indications mediated by Rho-kinase, e.g., coronary heart disease.
    Type: Application
    Filed: January 15, 2010
    Publication date: August 26, 2010
    Inventors: Dhanapalan NAGARATHNAM, Uday Khire, Davoud Asgari, Jianxing Shao, Xiao-Gao Liu, Chunguang Wang, Barry Hart, Olaf Weber, Mark Lynch, Lei Zhang, Lei Wang
  • Publication number: 20100150863
    Abstract: The compound 4-{4-[({3-tert-Butyl-1-[3-(hydroxymethyl)phenyl]-1H-pyrazol-5-yl}-carbamoyl)amino]-3-chlorohenoxy}-N-methylpyridine-2-carboxamide and alternatives forms thereof (e.g., salts, hydrates, solvates, prodrugs, polymorphs and metabolites); pharmaceutical compositions which contain them and methods for treating cancer using them.
    Type: Application
    Filed: December 20, 2007
    Publication date: June 17, 2010
    Applicant: BAYER PHARMACEUTICALS CORPORATION
    Inventors: Roger Smith, Dhanapalan Nagarathnam
  • Publication number: 20100081628
    Abstract: Cyclic phosphate of nucleoside derivatives for the treatment of viral infections in mammals, which is a compound, its stereoisomers, salts (acid or basic addition salts), hydrates, solvates, or crystalline forms thereof, represented by the following structure:
    Type: Application
    Filed: June 5, 2009
    Publication date: April 1, 2010
    Applicant: PHARMASSET, INC.
    Inventors: Jinfa DU, Dhanapalan NAGARATHNAM, Ganapati REDDY PAMULAPATI, Bruce S. ROSS, Michael Joseph SOFIA
  • Publication number: 20100075967
    Abstract: Pyrimidine derivatives of formula (I) in which J and Y represent aromatic or heteroaromatic rings; R2, G, G?, and G? represent substituent groups and R2a represents H or halogen; L represents a linking group; and M represents CH or N. Pharmaceutical compositions containing these compounds, and methods of using these compounds in treatment of hyperproliferative diseases such as cancer are also disclosed and claimed.
    Type: Application
    Filed: August 28, 2009
    Publication date: March 25, 2010
    Applicant: BAYER PHARMACEUTICALS CORPORATION
    Inventors: Julie A. Dixon, Dhanapalan Nagarathnam, Lei Zhang, Chunguang Wang, Lin Yi, Yuanwei Chen, Jianging Chen, Brian R. Bear, Michael Brands, Alexander Hillisch, Donald Bierer, Ming Wang, Wenlang Fu, Martin F. Hentemann, Ann-Marie Bullion, Manoj Patel
  • Patent number: 7678804
    Abstract: Pyrimidine derivatives of formula (I) in which J and Y represent aromatic or heteroaromatic rings; R2, G, G?, and G? represent substituent groups and R2a represents H or halogen; L represents a linking group; and M represents CH or N. Pharmaceutical compositions containing these compounds, and methods of using these compounds in treatment of hyperproliferative diseases such as cancer are also disclosed and claimed.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: March 16, 2010
    Assignee: Bayer Healthcare LLC
    Inventors: Julie A. Dixon, Dhanapalan Nagarathnam, Lei Zhang, Chunguang Wang, Lin Yi, Yuanwei Chen, Jianqing Chen, Brian R. Bear, Michael Brands, Alexander Hillisch, Donald Bierer, Ming Wang, Wenlang Fu, Martin F. Hentemann, Ann-Marie Bullion, Manoj Patel
  • Publication number: 20100063107
    Abstract: The compound 4-{4-[({3-tert-Butyl-1-[3-(hydroxymethyl)phenyl]-1H-pyrazol-5-yl}carbamoyl)amino]-3-fluorophenoxy}-N-methylpyridine-2-carboxamide and alternative forms thereof (e.g., salts, solvates, hydrates, prodrugs, polymorphs and metabolites); pharmaceutical compositions which contain them; and methods for treating cancer using them.
    Type: Application
    Filed: December 20, 2007
    Publication date: March 11, 2010
    Applicant: Bayer Healthcare LLC
    Inventors: Roger Smith, Dhanapalan Nagarathnam
  • Publication number: 20100016251
    Abstract: Disclosed herein are phosphoramidate prodrugs of nucleoside derivatives for the treatment of viral infections in mammals, which is a compound, its stereoisomer, salt (acid or basic addition salt), hydrate, solvate, or crystalline form thereof, represented by the following structure: Also disclosed are methods of treatment, uses, and processes for preparing each of which utilize the compound represented by formula I.
    Type: Application
    Filed: March 21, 2008
    Publication date: January 21, 2010
    Applicant: PHARMASSET, INC.
    Inventors: MICHAEL JOSEPH SOFIA, JINFA DU, PEIYUAN WANG, DHANAPALAN NAGARATHNAM
  • Patent number: 7648986
    Abstract: Disclosed are compounds and derivatives thereof their synthesis, and their use as Rho-kinase inhibitors. These compounds of the present invention are useful for inhibiting tumor growth, treating erectile dysfunction, and treating other indications mediated by Rho-kinase, e.g., coronary heart disease.
    Type: Grant
    Filed: April 9, 2007
    Date of Patent: January 19, 2010
    Assignee: Bayer Healthcare LLC
    Inventors: Dhanapalan Nagarathnam, Uday Khire, Davoud Asgari, Jianxing Shao, Xiao-Gao Liu, Chunguang Wang, Barry Hart, Olaf Weber, Mark Lynch, Lei Zhang, Lei Wang
  • Publication number: 20090286785
    Abstract: This invention relates to novel compounds (I) and processes for their preparation, methods of treating diseases, particularly cancer, comprising administering said compounds, and methods of making pharmaceutical compositions for the treatment or prevention of disorders, particularly cancer.
    Type: Application
    Filed: April 7, 2006
    Publication date: November 19, 2009
    Applicant: Bayer Pharmaceuticals Corporation
    Inventors: Dhanapalan Nagarathnam, Yuanwei Chen, Wenlang Fu, Donald Bierer, Ming Wang, Michael Brands, Yamin Wang, Brian R. Bear