Patents by Inventor Pravin Chaturvedi

Pravin Chaturvedi 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: 9585868
    Abstract: Presented herein are methods for treating diarrhea by administering to a patient in need thereof, an inhibitor of chloride-ion transport in an amount sufficient to treat diarrhea. Treatment of diarrhea includes the treatment of the diarrhea as well as the pain, abdominal discomfort and other symptoms associated with diarrhea. In one embodiment, the inhibitor of chloride-ion transport is crofelemer.
    Type: Grant
    Filed: January 15, 2015
    Date of Patent: March 7, 2017
    Assignee: NAPO PHARMACEUTICALS, INC.
    Inventors: William Forbes, Enoch Bortey, Steven King, Pravin Chaturvedi
  • Publication number: 20150190367
    Abstract: Presented herein are methods for treating diarrhea by administering to a patient in need thereof, an inhibitor of chloride-ion transport in an amount sufficient to treat diarrhea. Treatment of diarrhea includes the treatment of the diarrhea as well as the pain, abdominal discomfort and other symptoms associated with diarrhea. In one embodiment, the inhibitor of chloride-ion transport is crofelemer.
    Type: Application
    Filed: January 15, 2015
    Publication date: July 9, 2015
    Inventors: William FORBES, Enoch BORTEY, Steven KING, Pravin CHATURVEDI
  • Patent number: 8962680
    Abstract: Presented herein are methods for treating diarrhea by administering to a patient in need thereof, an inhibitor of chloride-ion transport in an amount sufficient to treat diarrhea. Treatment of diarrhea includes the treatment of the diarrhea as well as the pain, abdominal discomfort and other symptoms associated with diarrhea. In one embodiment, the inhibitor of chloride-ion transport is crofelemer.
    Type: Grant
    Filed: October 31, 2011
    Date of Patent: February 24, 2015
    Assignees: Salix Pharmaceuticals, Ltd., Napo Pharmaceuticals, Inc.
    Inventors: William Forbes, Enoch Bortey, Steven King, Pravin Chaturvedi
  • Publication number: 20140294903
    Abstract: Presented herein are methods for treating diarrhea by administering to a patient in need thereof, an inhibitor of chloride-ion transport in an amount sufficient to treat diarrhea. Treatment of diarrhea includes the treatment of the diarrhea as well as the pain, abdominal discomfort and other symptoms associated with diarrhea. In one embodiment, the inhibitor of chloride-ion transport is crofelemer.
    Type: Application
    Filed: June 17, 2014
    Publication date: October 2, 2014
    Inventors: William Forbes, Enoch Bortey, Steven King, Pravin Chaturvedi
  • Publication number: 20120202876
    Abstract: Disclosed herein are methods of treating diseases including gastrointestinal disorders, such as secretory diarrheas, with the proanthocyanidin oligomer, crofelemer. Also disclosed is the anti-secretory effect of crofelemer on Calcium-activated chloride channels (CaCC) and Cystic fibrosis transmembrane conductance regulator (CFTR).
    Type: Application
    Filed: October 5, 2010
    Publication date: August 9, 2012
    Applicants: NAPO PHARMACEUTICALS, INC., REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Alan S. Verkman, Pravin Chaturvedi, Lukmanee Tradtrantip, Wan Namkung
  • Publication number: 20120184605
    Abstract: Presented herein are methods for treating diarrhea by administering to a patient in need thereof, an inhibitor of chloride-ion transport in an amount sufficient to treat diarrhea. Treatment of diarrhea includes the treatment of the diarrhea as well as the pain, abdominal discomfort and other symptoms associated with diarrhea. In one embodiment, the inhibitor of chloride-ion transport is crofelemer.
    Type: Application
    Filed: October 31, 2011
    Publication date: July 19, 2012
    Inventors: William Forbes, Enoch Bortey, Steven King, Pravin Chaturvedi
  • Publication number: 20120107370
    Abstract: Presented herein are methods for treating diarrhea by administering to a patient in need thereof, an inhibitor of chloride-ion transport in an amount sufficient to treat diarrhea. Treatment of diarrhea includes the treatment of the diarrhea as well as the pain, abdominal discomfort and other symptoms associated with diarrhea. In one embodiment, the inhibitor of chloride-ion transport is crofelemer.
    Type: Application
    Filed: November 11, 2011
    Publication date: May 3, 2012
    Inventors: William Forbes, Enoch Bortey, Steven King, Pravin Chaturvedi
  • Publication number: 20090012095
    Abstract: This invention features a method for modulating human N-type calcium channel ?1B+SFVG subunit activity.
    Type: Application
    Filed: April 29, 2008
    Publication date: January 8, 2009
    Applicant: Wyeth
    Inventors: Robert Zelle, Pravin Chaturvedi
  • Patent number: 7371372
    Abstract: The present invention relates to optimal compositions useful in treating HCV infections in humans. These compositions comprise alpha-interferon or pegylated alpha-interferon and an IMPDH inhibitor selected from VX-148 or VX-944, wherein the IMPDH inhibitor is present in an amount such that a ratio of Cavg/Cmin is between 1 to 10, wherein: Cavg is average plasma concentration produced by said IMPDH inhibitor in said human; and Cmin is estimated trough concentration produced by said IMPDH inhibitor in said human. The present invention also relates to methods of producing and using the optimal compositions to treat HCV infections in humans.
    Type: Grant
    Filed: September 28, 2004
    Date of Patent: May 13, 2008
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Pravin Chaturvedi, Ene Ette
  • Publication number: 20050074429
    Abstract: The present invention relates to optimal compositions useful in treating HCV infections in humans. These compositions comprise alpha-interferon or pegylated alpha-interferon and an IMPDH inhibitor selected from VX-148 or VX-944, wherein the IMPDH inhibitor is present in an amount such that a ratio of Cavg/Cmin is between 1 to 10, wherein: Cavg is average plasma concentration produced by said IMPDH inhibitor in said human; and Cmin is estimated trough concentration produced by said IMPDH inhibitor in said human. The present invention also relates to methods of producing and using the optimal compositions to treat HCV infections in humans.
    Type: Application
    Filed: September 28, 2004
    Publication date: April 7, 2005
    Inventors: Pravin Chaturvedi, Ene Ette
  • Patent number: 6824769
    Abstract: The present invention relates to optimal compositions useful in treating HCV infections in humans. These compositions comprise alpha-interferon or a derivative thereof and an IMPDH inhibitor, wherein the IMPDH inhibitor is present in an amount such that a ratio of Cavg/Cmin is between 1 to 10, wherein: Cavg is average plasma concentration produced by said IMPDH inhibitor in said human; and Cmin is estimated trough concentration produced by said IMPDH inhibitor in said human. The present invention also relates to methods of producing and using the optimal compositions to treat HCV infections in humans.
    Type: Grant
    Filed: August 28, 2001
    Date of Patent: November 30, 2004
    Assignee: Vertex Pharmaceuticals Incorporated
    Inventors: Pravin Chaturvedi, Ene Ette
  • Publication number: 20040204404
    Abstract: This invention features a method for modulating human N-type calcium channel &agr;1B+SFVG subunit activity.
    Type: Application
    Filed: September 29, 2003
    Publication date: October 14, 2004
    Inventors: Robert Zelle, Pravin Chaturvedi
  • Publication number: 20030068302
    Abstract: The present invention relates to optimal compositions useful in treating HCV infections in humans.
    Type: Application
    Filed: August 28, 2001
    Publication date: April 10, 2003
    Inventors: Pravin Chaturvedi, Ene Ette
  • Publication number: 20020115716
    Abstract: This invention relates to orally available compositions which deliver an amount of butyrate or a butyrate analogue effective to ameliorate &bgr;-hemoglobinopathies, such as &bgr;-thalassemia and sickle cell anemia, cystic fibrosis, cancer and other diseases which are known to be treatable with butyrate. The invention also relates to methods of treating these diseases with such low dose oral compositions.
    Type: Application
    Filed: September 19, 2001
    Publication date: August 22, 2002
    Inventors: Pravin Chaturvedi, Michael Su, Roger Tung