Patents by Inventor Amy B. Dounay

Amy B. Dounay 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: 8598200
    Abstract: Compounds of Formula I: wherein X, Y, Z, R1, R2, R3, R4 are as defined herein, and pharmaceutically acceptable salts thereof, are described as useful for the treatment of cognitive deficits associated with schizophrenia and other psychiatric, neurodegenerative and/or neurological disorders in mammals, including humans.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: December 3, 2013
    Assignee: Pfizer Inc.
    Inventors: Amy B Dounay, Laura McAllister, Vinod D Parikh, Suobao Rong, Patrick R Verhoest
  • Patent number: 8487104
    Abstract: The present invention relates to compounds 3-amino-1-hydroxy-2-oxo-1,2,3, 4-tetrahydroquinoline-7-carbonitrile, 3-amino-1-hydroxy-7-(2-methoxyethoxy)-3,4-dihydroquinolin-2(1H)-one, and 3-amino-1-hydroxy-7-[(1S)-2-methoxy-1-methylethoxy]-3,4-dihydroquinolin-2(1H)-one, including racemic mixtures and resolved enantiomers thereof, to pharmaceutically acceptable salts thereof, and to the treatment of cognitive deficits associated with schizophrenia and other psychiatric, neurodegenerative and/or neurological disorders in mammals, including humans.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: July 16, 2013
    Assignee: Pfizer Inc.
    Inventors: Amy B Dounay, Christopher J Helal, Jamison B Tuttle, Patrick R Verhoest
  • Publication number: 20120302599
    Abstract: Compounds of Formula I: wherein X, Y, Z, R1, R2, R3, R4 are as defined herein, and pharmaceutically acceptable salts thereof, are described as useful for the treatment of cognitive deficits associated with schizophrenia and other psychiatric, neurodegenerative and/or neurological disorders in mammals, including humans.
    Type: Application
    Filed: November 30, 2011
    Publication date: November 29, 2012
    Inventors: Amy B. Dounay, Laura McAllister, Vinod D. Parikh, Suobao Rong, Patrick R. Verhoest
  • Publication number: 20120142729
    Abstract: The present invention relates to compounds 3-amino-1-hydroxy-2-oxo-1,2,3,4-tetrahydroquinoline-7-carbonitrile, 3-amino-1-hydroxy-7-(2-methoxyethoxy)-3,4-dihydroquinolin-2(1H)-one, and 3-amino-1-hydroxy-7-[(1S)-2-methoxy-1-methylethoxy]-3,4-dihydroquinolin-2(1H)-one, including racemic mixtures and resolved enantiomers thereof, to pharmaceutically acceptable salts thereof, and to the treatment of cognitive deficits associated with schizophrenia and other psychiatric, neurodegenerative and/or neurological disorders in mammals, including humans.
    Type: Application
    Filed: November 30, 2011
    Publication date: June 7, 2012
    Inventors: AMY B. DOUNAY, Christopher J. Helal, Jamison B. Tuttle, Patrick R. Verhoest
  • Patent number: 8183238
    Abstract: Compounds of Formula X: wherein A, X, Y, Z, R5, R6a, and R6b are as defined herein, and pharmaceutically acceptable salts thereof, are described as useful for the treatment of cognitive deficits associated with schizophrenia and other neurodegenerative and/or neurological disorders in mammals, including humans.
    Type: Grant
    Filed: June 16, 2010
    Date of Patent: May 22, 2012
    Assignee: Pfizer Inc.
    Inventors: Michelle M. Claffey, Amy B. Dounay, Matthew M. Hayward, Suobao Rong, Patrick R. Verhoest, Jamison B. Tuttle, Xinmin Gan
  • Publication number: 20100324043
    Abstract: Compounds of Formula X: wherein A, X, Y, Z, R5, R6a, and R6b are as defined herein, and pharmaceutically acceptable salts thereof, are described as useful for the treatment of cognitive deficits associated with schizophrenia and other neurodegenerative and/or neurological disorders in mammals, including humans.
    Type: Application
    Filed: June 16, 2010
    Publication date: December 23, 2010
    Inventors: Michelle M. Claffey, Amy B. Dounay, Matthew M. Hayward, Suobao Rong, Patrick R. Verhoest, Jamison B. Tuttle, Xinmin Gan