Patents by Inventor Clarence R. Hurt

Clarence R. Hurt 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: 20190111044
    Abstract: This invention provides, among other things, tetrahydroisoquinolines useful for treating viral infections, pharmaceutical formulations containing such compounds, as well as methods of inhibiting the replication of a virus, such as HIV, or treating a disease, such as AIDS.
    Type: Application
    Filed: December 11, 2018
    Publication date: April 18, 2019
    Inventors: Andy ATUEGBU, Dennis SOLAS, Clarence R. HURT, Anatoliy KITAYGORODSKYY
  • Patent number: 10195189
    Abstract: This invention provides, among other things, tetrahydroisoquinolines useful for treating viral infections, pharmaceutical formulations containing such compounds, as well as methods of inhibiting the replication of a virus, such as HIV, or treating a disease, such as AIDS.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: February 5, 2019
    Assignee: Prosetta Antiviral, Inc.
    Inventors: Andy Atuegbu, Dennis Solas, Clarence R. Hurt, Anatoliy Kitaygorodskyy
  • Publication number: 20170368051
    Abstract: This invention provides, among other things, tetrahydroisoquinolines useful for treating viral infections, pharmaceutical formulations containing such compounds, as well as methods of inhibiting the replication of a virus, such as HIV, or treating a disease, such as AIDS.
    Type: Application
    Filed: December 15, 2015
    Publication date: December 28, 2017
    Inventors: Andy ATUEGBU, Dennis SOLAS, Clarence R. HURT, Anatoliy KITAYGORODSKYY
  • Publication number: 20170151253
    Abstract: Novel methods and compounds for treating Alzheimer's Disease are provided. In one aspect, the invention provides methods for treating Alzheimer's Disease by administering certain phenothiazine derivatives. In one embodiment, the methods include administering an effective amount of a 3-oxo-7-dialkyl-amino-phenothiazine derivative, or 3-oxo-7-dialkyl-amino-phenothiazine. In another embodiment, the invention provides methods for treating Alzheimer's Disease by administering an effective amount of a 3,7-diazetidin-1-yl-phenothiazine or a derivative thereof. In another aspect, the invention provides novel azetidinyl phenothiazine compounds.
    Type: Application
    Filed: June 30, 2016
    Publication date: June 1, 2017
    Inventors: Vishwanath Lingappa, Clarence R. Hurt
  • Patent number: 9518022
    Abstract: This invention provides, among other things, tetrahydroisoquinolines useful for treating viral infections, pharmaceutical formulations containing such compounds, as well as methods of inhibiting the replication of a virus, such as HIV, or treating a disease, such as AIDS.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: December 13, 2016
    Assignee: Prosetta Antiviral Inc.
    Inventors: Andy Atuegbu, Dennis Solas, Clarence R. Hurt, Anatoliy Kitaygorodskyy
  • Patent number: 9382221
    Abstract: Novel methods and compounds for treating Alzheimer's Disease are provided. In one aspect, the invention provides methods for treating Alzheimer's Disease by administering certain phenothiazine derivatives. In one embodiment, the methods include administering an effective amount of a 3-oxo-7-dialkyl-amino-phenothiazine derivative, or 3-oxo-7-dialkyl-amino-phenothiazine. In another embodiment, the invention provides methods for treating Alzheimer's Disease by administering an effective amount of a 3,7-diazetidin-1-yl-phenothiazine or a derivative thereof. In another aspect, the invention provides novel azetidinyl phenothiazine compounds.
    Type: Grant
    Filed: July 3, 2014
    Date of Patent: July 5, 2016
    Assignee: Prosetta Antiviral Inc.
    Inventors: Vishwanath Lingappa, Clarence R. Hurt
  • Publication number: 20160168100
    Abstract: This invention provides, among other things, tetrahydroisoquinolines useful for treating viral infections, pharmaceutical formulations containing such compounds, as well as methods of inhibiting the replication of a virus, such as HIV, or treating a disease, such as AIDS.
    Type: Application
    Filed: December 15, 2015
    Publication date: June 16, 2016
    Inventors: Andy ATUEGBU, Dennis SOLAS, Clarence R. HURT, Anatoliy KITAYGORODSKYY
  • Publication number: 20140315897
    Abstract: Novel methods and compounds for treating Alzheimer's Disease are provided. In one aspect, the invention provides methods for treating Alzheimer's Disease by administering certain phenothiazine derivatives. In one embodiment, the methods include administering an effective amount of a 3-oxo-7-dialkyl-amino-phenothiazine derivative, or 3-oxo-7-dialkyl-amino-phenothiazine. In another embodiment, the invention provides methods for treating Alzheimer's Disease by administering an effective amount of a 3,7-diazetidin-1-yl-phenothiazine or a derivative thereof. In another aspect, the invention provides novel azetidinyl phenothiazine compounds.
    Type: Application
    Filed: July 3, 2014
    Publication date: October 23, 2014
    Inventors: Vishwanath Lingappa, Clarence R. Hurt
  • Patent number: 8809317
    Abstract: Compounds and methods for preventing and treating viral infections are provided. In some embodiments, novel compounds broad-spectrum antiviral activity are provided. In more specific embodiments, the compounds and methods are effective against viruses such as Venezuelan Equine Encephalitis, West Nile Virus, and Hepatitis C.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: August 19, 2014
    Assignee: Prosetta Antiviral Inc.
    Inventors: Clarence R. Hurt, Vishwanath Lingappa, Beverly Freeman, Andy Atuegbu, Anatoliy Kitaygorodskyy
  • Patent number: 8796448
    Abstract: Novel methods and compounds for treating Alzheimer's Disease are provided. In one aspect, the invention provides methods for treating Alzheimer's Disease by administering certain phenothiazine derivatives. In one embodiment, the methods include administering an effective amount of a 3-oxo-7-dialkyl-amino-phenothiazine derivative, or 3-oxo-7-dialkyl-amino-phenothiazine. In another embodiment, the invention provides methods for treating Alzheimer's Disease by administering an effective amount of a 3,7-diazetidin-1-yl-phenothiazine or a derivative thereof. In another aspect, the invention provides novel azetidinyl phenothiazine compounds.
    Type: Grant
    Filed: December 9, 2011
    Date of Patent: August 5, 2014
    Assignee: Prosetta Antiviral Inc.
    Inventors: Vishwanath Lingappa, Clarence R. Hurt
  • Patent number: 8785434
    Abstract: Compounds and methods for preventing and treating viral infections are provided. In some embodiments, novel compounds broad-spectrum antiviral activity are provided. In more specific embodiments, the compounds and methods are effective against viruses such as Venezuelan Equine Encephalitis, West Nile Virus, and respiratory viruses including the common cold.
    Type: Grant
    Filed: May 2, 2011
    Date of Patent: July 22, 2014
    Assignee: Prosetta Antiviral Inc.
    Inventors: Clarence R. Hurt, Vishwanath Lingappa, Beverly Freeman, Andy Atuegbu, Anatoliy Kitaygorodskyy
  • Patent number: 8759336
    Abstract: Novel compounds, methods, and compositions for treating various viral infections are described. In some embodiments the novel compounds of the invention are 3-oxo-phenothiazine derivatives; more specific embodiments include 3-oxo-phenothiazine derivatives having substituents at the 1-, 7-, and 9-positions of the phenothiazine parent ring. In other embodiments, the invention provides compositions and methods for treating viral infections, especially HIV.
    Type: Grant
    Filed: March 16, 2012
    Date of Patent: June 24, 2014
    Assignee: Prosetta Antiviral Inc.
    Inventors: Clarence R. Hurt, Vishwanath Lingappa, Beverly Freeman, Andy Atuegbu, Anatoliy Kitaygorodorskyy
  • Patent number: 8367828
    Abstract: Compounds are described that are active on PPARs, including pan-active compounds. Also described are methods for developing or identifying compounds having a desired selectivity profile.
    Type: Grant
    Filed: April 28, 2010
    Date of Patent: February 5, 2013
    Assignee: Plexxikon Inc.
    Inventors: James Arnold, Dean R. Artis, Clarence R. Hurt, Prabha N. Ibrahim, Heike Krupka, Jack Lin, Michael V. Milburn, Weiru Wang, Chao Zhang
  • Publication number: 20120301904
    Abstract: The present invention provides compositions and methods of use in investigations of the formation of mulitprotein assemblies implicated in disease. Also provided are assays for screening candidate compounds of potential utility in preventing and/or treating such diseases by preventing the assembly of or disrupting the function of multiprotein assemblies.
    Type: Application
    Filed: April 26, 2012
    Publication date: November 29, 2012
    Applicant: Prosetta Antiviral, Inc
    Inventors: Vishwanath R. Lingappa, Clarence R. Hurt, Debendranath Dey
  • Publication number: 20120302556
    Abstract: Compounds and methods for preventing and treating viral infections are provided. In some embodiments, novel compounds broad-spectrum antiviral activity are provided. In more specific embodiments, the compounds and methods are effective against viruses such as Venezuelan Equine Encephalitis, West Nile Virus, and Hepatitis C.
    Type: Application
    Filed: March 29, 2012
    Publication date: November 29, 2012
    Applicant: PROSETTA ANTIVIRAL INC.
    Inventors: Clarence R. Hurt, Vishwanath Lingappa, Beverly Freeman, Andy Atuegbu, Anatoliy Kitaygorodskyy
  • Patent number: 8067434
    Abstract: Compounds active on Ret are described, as well as methods of using such compounds. Also described are crystal structures of Ret surrogates that were determined using X-ray crystallography. The use of such Ret surrogate crystals and structural information can, for example, be used for identifying molecular scaffolds and for developing ligands that bind to and modulate Ret and for identifying improved ligands based on known ligands.
    Type: Grant
    Filed: April 11, 2008
    Date of Patent: November 29, 2011
    Assignee: Plexxikon Inc.
    Inventors: Prabha Ibrahim, Dean Richard Artis, Ryan Bremer, Gaston Habets, Clarence R. Hurt, Shumeye Mamo, Marika Nespi, Chao Zhang, Jiazhong Zhang, Yong-Liang Zhu, Rebecca Zuckerman, Heike Krupka, Abhinav Kumar, Brian West
  • Publication number: 20110166174
    Abstract: Compounds active on the receptor protein tyrosine kinases c-kit and c-fms are provided herewith. Also provided herewith are compositions useful for treatment of c-kit mediated diseases or condition and c-fms-mediated diseases or condition, and methods for the use thereof.
    Type: Application
    Filed: December 1, 2010
    Publication date: July 7, 2011
    Inventors: Chao Zhang, Jiazhong Zhang, Prabha N. Ibrahim, Clarence R. Hurt, Rebecca Zuckerman, Dean R. Artis, Ryan Bremer, Wayne Spevak, Guoxian Wu, Hongyao Zhu
  • Patent number: 7947708
    Abstract: Compounds with 7-azaindole core structure with activity toward the receptor protein tyrosine kinase c-kit, compositions useful for treatment c-kit-mediate diseases or conditions, and methods of use thereof, are provided. Further provided are methods of c-kit ligand identification and design.
    Type: Grant
    Filed: October 2, 2008
    Date of Patent: May 24, 2011
    Assignee: Plexxikon, Inc.
    Inventors: Prabha N. Ibrahim, Clarence R. Hurt, Chao Zhang, Jiazhong Zhang
  • Publication number: 20100324065
    Abstract: Compounds active on Ret are described, as well as methods of using such compounds. Also described are crystal structures of Ret surrogates that were determined using X-ray crystallography. The use of such Ret surrogate crystals and structural information can, for example, be used for identifying molecular scaffolds and for developing ligands that bind to and modulate Ret and for identifying improved ligands based on known ligands.
    Type: Application
    Filed: April 11, 2008
    Publication date: December 23, 2010
    Inventors: Prabha Ibrahim, Dean Richard Artis, Ryan Bremer, Gaston Habets, Clarence R. Hurt, Shumeye Mamo, Marika Nespi, Chao Zhang, Jiazhong Zhang, Yong Zhu, Rebecca Zuckerman, Heike Krupka, Abhinav Kumar, Brian West
  • Patent number: 7846941
    Abstract: Compounds active on the receptor protein tyrosine kinases c-kit and c-fms are provided herewith. Also provided herewith are compositions useful for treatment of c-kit mediated diseases or condition and c-fms-mediated diseases or condition, and methods for the use thereof.
    Type: Grant
    Filed: May 16, 2006
    Date of Patent: December 7, 2010
    Assignee: Plexxikon, Inc.
    Inventors: Chao Zhang, Jiazhong Zhang, Prabha N. Ibrahim, Clarence R. Hurt, Rebecca Zuckerman, Dean R. Artis, Ryan Bremer, Wayne Spevak, Guoxian Wu, Hongyao Zhu