Patents by Inventor Viyyoor Girijavallabhan

Viyyoor Girijavallabhan 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).

  • Novel pyrazolopyrimidines as cyclin dependent kinase inhibitors
    Publication number: 20080050384
    Abstract: In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: April 20, 2007
    Publication date: February 28, 2008
    Inventors: Timothy Guzi, Kamil Paruch, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan, Alan Mallams, Carmen Alvarez, Kartik Keertikar, Jocelyn Rivera, Tin-Yau Chan, Vincent Madison, Thierry Fischmann, Lawrence Dillard, Vinh Tran, Zhenmin He, Ray James, Haengsoon Park, Vidyadhar Paradkar, Douglas Hobbs, Paul Kirschmeier, Rajat Bannerji
  • 17BETA-HYDROXYSTEROID DEHYDROGENASE TYPE 3 INHIBITORS FOR THE TREATMENT OF ANDROGEN DEPENDENT DISEASES
    Publication number: 20080004248
    Abstract: In its many embodiments, the present invention provides a novel class of compounds as inhibitors of type 3 17?-hydroxysteroid dehydrogenase, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with type 3 17?-hydroxysteroid dehydrogenase using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: August 9, 2007
    Publication date: January 3, 2008
    Inventors: Timothy Guzi, Yi-Tsung Liu, Ronald Doll, Anil Saksena, Viyyoor Girijavallabhan, Jonathan Pachter
  • NOVEL PYRAZOLOPYRIMIDINES AS CYCLIN DEPENDENT KINASE INHIBITORS
    Publication number: 20070275983
    Abstract: In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: July 17, 2007
    Publication date: November 29, 2007
    Inventors: Timothy Guzi, Kamil Paruch, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan, Lawrence Dillard, Vinh Tran, Zhenmin He, Ray James, Haengsoon Park
  • Depeptidized Inhibitors of Hepatitis C Virus NS3 Protease
    Publication number: 20070258947
    Abstract: The present invention discloses novel depeptidized compounds which have HCV protease inhibitory activity as well as pharmaceutical compositions comprising such compounds and methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: June 27, 2007
    Publication date: November 8, 2007
    Inventors: F. Njoroge, Srikanth Venkatraman, Viyyoor Girijavallabhan
  • 17?-hydroxysteroid dehydrogenase type 3 inhibitors for the treatment of androgen dependent diseases
    Patent number: 7271175
    Abstract: In its many embodiments, the present invention provides a novel class of compounds as inhibitors of type 3 17?-hydroxysteroid dehydrogenase, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with type 3 17?-hydroxysteroid dehydrogenase using such compounds or pharmaceutical compositions.
    Type: Grant
    Filed: February 23, 2006
    Date of Patent: September 18, 2007
    Assignee: Schering Corporation
    Inventors: Timothy J. Guzi, Yi-Tsung Liu, Ronald J. Doll, Anil Saksena, Viyyoor Girijavallabhan, Jonathan A. Pachter
  • NOVEL IMIDAZOPYRAZINES AS CYCLIN DEPENDENT KINASE INHIBITORS
    Publication number: 20070155751
    Abstract: In its many embodiments, the present invention provides a novel class of imidazo[1,2-a]pyrazine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: March 1, 2007
    Publication date: July 5, 2007
    Inventors: KAMIL PARUCH, Timothy Guzi, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan
  • Novel compounds as inhibitors of hepatitis C virus NS3 serine protease
    Publication number: 20070142300
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: December 21, 2006
    Publication date: June 21, 2007
    Inventors: Ashok Arasappan, F. Njoroge, Angela Padilla-Acevedo, Kevin Chen, Frank Bennett, Mousumi Sannigrahi, Stephane Bogen, Srikanth Venkatraman, Edwin Jao, Anil Saksena, Viyyoor Girijavallabhan
  • Novel inhibitors of Hepatitis C virus NS3 protease
    Publication number: 20070142301
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: December 21, 2006
    Publication date: June 21, 2007
    Inventors: Stephane Bogen, Weidong Pan, Sumei Ruan, Kevin Chen, Ashok Arasappan, Srikanth Venkatraman, Latha Nair, Mousumi Sannigrahi, Frank Bennett, Anil Saksena, F. Njoroge, Viyyoor Girijavallabhan
  • Novel ketoamides with cyclic P4's as inhibitors of NS3 serine protease of hepatitis C virus
    Publication number: 20070093430
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: November 20, 2006
    Publication date: April 26, 2007
    Inventors: Kevin Chen, F. Njoroge, Mousumi Sannigrahi, Latha Nair, Weiying Yang, Bancha Vibulbhan, Srikanth Venkatraman, Ashok Arasappan, Stephane Bogen, Frank Bennett, Viyyoor Girijavallabhan
  • Novel pyrazolopyrimidines as cyclin dependent kinase inhibitors
    Publication number: 20070054906
    Abstract: In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: March 31, 2006
    Publication date: March 8, 2007
    Inventors: Timothy Guzi, Kamil Paruch, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan, Alan Mallams, Carmen Alvarez, Kartik Keertikar, Jocelyn Rivera, Tin-Yau Chan, Vincent Madison, Thierry Fischmann, Lawrence Dillard, Vinh Tran, Zhen He, Ray James, Haengsoon Park, Vidyadhar Paradkar, Douglas Hobbs
  • Novel pyrazolopyrimidines as cyclin dependent kinase inhibitors
    Publication number: 20070054925
    Abstract: In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: March 31, 2006
    Publication date: March 8, 2007
    Inventors: Timothy Guzi, Kamil Paruch, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan, Alan Mallams, Carmen Alvarez, Kartik Keertikar, Jocelyn Rivera, Tin-Yau Chan, Vincent Madison, Thierry Fischmann, Lawrence Dillard, Vinh Tran, Zhen He, Ray James, Haengsoon Park, Vidyadhar Paradkar, Douglas Hobbs
  • Novel compounds as inhibitors of hepatitis C virus NS3 serine protease
    Publication number: 20070049536
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: October 3, 2006
    Publication date: March 1, 2007
    Inventors: Srikanth Venkatraman, F. Njoroge, Melissa Blackman, Wanli Wu, Latha Nair, Ashok Arasappan, Stephane Bogen, Kevin Chen, Mousumi Sannigrahi, Frank Bennett, Viyyoor Girijavallabhan
  • Sulfur compounds as inhibitors of Hepatitis C virus NS3 serine protease
    Publication number: 20070042968
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: February 24, 2005
    Publication date: February 22, 2007
    Inventors: Frank Bennett, Raymond Lovey, Yuhua Huang, Siska Hendrata, Anil Saksena, Stephane Bogen, Yi-Tsung Liu, F. Njoroge, Srikanth Venkatraman, Kevin Chen, Mousumi Sannigrahi, Ashok Arasappan, Viyyoor Girijavallabhan, Francisco Velazquez
  • Novel pyrazolopyrimidines as cyclin dependent kinase inhibitors
    Publication number: 20070037824
    Abstract: In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: September 3, 2003
    Publication date: February 15, 2007
    Inventors: Timothy Guzi, Kamil Paruch, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan, Alan Mallams, Carmen Alvarez, Kartik Keertikar, Jocelyn Rivera, Tin-Yau Chan, Vincent Madison, Thierry Fischmann, Lawrence Dillard, Vinh Tran, Zhen He, Ray James, Haengsoon Park, Vidyadhar Paradkar, Douglas Hobbs
  • Novel compounds as inhibitors of hepatitis C virus NS3 serine protease
    Publication number: 20070032434
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: October 3, 2006
    Publication date: February 8, 2007
    Inventors: Srikanth Venkatraman, F. Njoroge, Melissa Blackman, Wanli Wu, Latha Nair, Ashok Arasappan, Stephane Bogen, Kevin Chen, Mousumi Sannigrahi, Frank Bennett, Viyyoor Girijavallabhan
  • Novel peptides as NS3-serine protease inhibitors of hepatitis C virus
    Publication number: 20070032433
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: January 18, 2002
    Publication date: February 8, 2007
    Inventors: Anil Saksena, Viyyoor Girijavallabhan, Raymond Lovey, Edwin Jao, Frank Bennett, Jinping Mc Cormick, Haiyan Wang, Russell Pike, Stephane Bogen, Tin-Yau Chan, Yi-Tsung Liu, Zhaoning Zhu, F. Njoroge, Ashok Arasappan, Tejal Parekh, Ashit Ganguly, Kevin Chen, Srikanth Venkatraman, Henry Vaccaro, Patrick Pinto, Bama Santhanam, Scott Kemp, Odile Levy, Marguerita Lim-wilby, Susan Tamura, Wanli Wu, Siska Hendrata, Yuhua Huang, Jesse Wong, Latha Nair
  • Novel pyrazolopyrimidines as cyclin dependent kinase inhibitors
    Publication number: 20060235025
    Abstract: In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: March 31, 2006
    Publication date: October 19, 2006
    Inventors: Timothy Guzi, Kamil Paruch, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan, Lawrence Dillard, Vinh Tran, Zhen He, Ray James, Haengsoon Park
  • Novel peptides as NS3-serine protease inhibitors of hepatitis C virus
    Publication number: 20060205672
    Abstract: The present invention discloses novel compounds which have HCV protease inhibitory activity as well as methods for preparing such compounds. In another embodiment, the invention discloses pharmaceutical compositions comprising such compounds as well as methods of using them to treat disorders associated with the HCV protease.
    Type: Application
    Filed: September 30, 2005
    Publication date: September 14, 2006
    Applicants: Schering Corporation, Dendreon Corporation
    Inventors: Anil Saksena, Viyyoor Girijavallabhan, Raymond Lovey, Edwin Jao, Frank Bennett, Jinping McCormick, Haiyan Wang, Russell Pike, Stephane Bogen, Tin-Yau Chan, Yi-Tsung Liu, Zhaoning Zhu, F. Njoroge, Ashok Arasappan, Tejal Parekh, Ashit Ganguly, Kevin Chen, Srikanth Venkatraman, Henry Vaccaro, Patrick Pinto, Bama Santhanam, Scott Kemp, Odile Levy, Marguerita Lim-Wilby, Susan Tamura, Wanli Wu, Siska Hendrata, Yuhua Huang
  • Novel pyrazolopyrimidines as cyclin dependent kinase inhibitors
    Publication number: 20060178371
    Abstract: In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: March 31, 2006
    Publication date: August 10, 2006
    Inventors: Timothy Guzi, Kamil Paruch, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan, Carmen Alvarez, Tin-Yau Chan, Chad Knutson, Vincent Madison, Thierry Fischmann, Lawrence Dillard, Vinh Tran, Zhen He, Ray James, Haengsoon Park
  • Novel pyrazolopyrimidines as cyclin dependent kinase inhibitors
    Publication number: 20060173017
    Abstract: In its many embodiments, the present invention provides a novel class of pyrazolo[1,5-a]pyrimidine compounds as inhibitors of cyclin dependent kinases, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more diseases associated with the CDKs using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: March 31, 2006
    Publication date: August 3, 2006
    Inventors: Timothy Guzi, Kamil Paruch, Michael Dwyer, Ronald Doll, Viyyoor Girijavallabhan, Chad Knutson, Brian McKittrick, Lawrence Dillard, Vinh Tran, Zhen Min He, Ray James, Haengsoon Park