Patents by Inventor Allison Laura Choy

Allison Laura Choy 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).

  • Heterocyclic urea derivatives and methods of use thereof
    Patent number: 8569484
    Abstract: Compounds of formula (IA) and their pharmaceutically acceptable salts are described. Processes for their preparation, pharmaceutical compositions containing them, their use as medicaments and their use in the treatment of bacterial infections are also described.
    Type: Grant
    Filed: May 28, 2010
    Date of Patent: October 29, 2013
    Assignee: Astrazeneca AB
    Inventors: Neil Bifulco, Allison Laura Choy, Olga Quiroga, Brian Alan Sherer
  • Heterocyclic urea derivatives and methods of use thereof
    Patent number: 8283361
    Abstract: Compounds of formula (I) and their pharmaceutically acceptable salts are described. Processes for their preparation, pharmaceutical compositions containing them, their use as medicaments and their use in the treatment of bacterial infections are also described.
    Type: Grant
    Filed: June 3, 2009
    Date of Patent: October 9, 2012
    Assignee: AstraZeneca AB
    Inventors: Allison Laura Choy, Pamela Hill, John Irvin Manchester, Brian Sherer
  • HETEROCYCLIC UREA DERIVATIVES AND METHODS OF USE THEREOF
    Publication number: 20120122817
    Abstract: Compounds of formula (IA) and their pharmaceutically acceptable salts are described. Processes for their preparation, pharmaceutical compositions containing them, their use as medicaments and their use in the treatment of bacterial infections are also described.
    Type: Application
    Filed: May 28, 2010
    Publication date: May 17, 2012
    Applicant: ASTRAZENECA AB
    Inventors: Neil Bifulco, Allison Laura Choy, Olga Quiroga, Brian Alan Sherer
  • HETEROCYCLIC UREA DERIVATIVES AND METHODS OF USE THEREOF
    Publication number: 20100317624
    Abstract: Compounds of formula (IA) and their pharmaceutically acceptable salts are described. Processes for their preparation, pharmaceutical compositions containing them, their use as medicaments and their use in the treatment of bacterial infections are also described.
    Type: Application
    Filed: June 7, 2010
    Publication date: December 16, 2010
    Inventors: Allison Laura CHOY, Ann EAKIN, Olga QUIROGA, Brian SHERER
  • HETEROCYCLIC UREA DERIVATIVES AND METHODS OF USE THEREOF
    Publication number: 20100190745
    Abstract: Compounds of formula (I) and their pharmaceutically acceptable salts are described. Processes for their preparation, pharmaceutical compositions containing them, their use as medicaments and their use in the treatment of bacterial infections are also described.
    Type: Application
    Filed: June 3, 2009
    Publication date: July 29, 2010
    Applicant: AstraZeneca AB
    Inventors: Allison Laura Choy, Pamela Hill, John Irvin Manchester, Brian Sherer
  • ANTIBACTERIAL AGENTS
    Publication number: 20090221655
    Abstract: The present invention provides a compound of Formula (I) Or a pharmaceutically acceptable salt thereof wherein: W is CH2NHC(?Z)R1, C(?Z)NHR2, or CH2het; X is H, C1-6alkyl, or C2-6alkenyl; Y is H, or F; Z is O, or S; R1 is C1-6alkyl, NHC1-6alkyl, C3-7cycloalkyl, C2-6alkenyl, or OC1-4alkyl; R2 is H, C1-4alkyl, or —OC1-4alkyl; and het is a five-(5) or six-(6) membered heterocyclic ring having 1-4 heteroatoms selected from the group consisting of oxygen, sulfur, and nitrogen within the ring, wherein each carbon atom in het is optionally substituted with C1-4alkyl, C2-4alkenyl, C2-4alkynyl, halo, OR3, CN, NO2, NHR3R3, oxo, CF3, OCF3, C(?O)C1-4alkyl, OC(?O)C1-4alkyl, or C(?O)OR3; wherein R3 is H, or C1-4alkyl.
    Type: Application
    Filed: January 22, 2007
    Publication date: September 3, 2009
    Applicant: Pitzer, Inc.
    Inventors: Vara Prasad Venkata Nagendra Josyula, Allison Laura Choy
  • Acyloxymethylcarbamate prodrugs of oxazolidinones
    Patent number: 7265140
    Abstract: The present invention relates to acyloxymethylcarbamate oxazolidinones. The compounds of the present invention have potent activity with excellent oral bioavailability against Gram-positive and Gram-negative bacteria.
    Type: Grant
    Filed: September 9, 2004
    Date of Patent: September 4, 2007
    Assignee: Pfizer Inc
    Inventors: Vara Prasad Venkata Nagendra Josyula, Robert C. Gadwood, Lisa Marie Thomasco, Ji-Young Kim, Allison Laura Choy, Frederick Earl Boyer