Patents by Inventor Allen T. Q. Nguyen

Allen T. Q. Nguyen 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: 6908932
    Abstract: Compounds of formula 1 are effective modulators of PI3 kinase: wherein R1 is H, hydroxy, amino, lower alkyl, or trihalomethyl; R2 is amino, lower alkylamino, lower acylamino, arylamino, arylacyl-amino, heteroaryl-amino, heteroaryl-acyl amino, where aryl and heteroaryl are substituted with 0-3 substituents selected from the group consisting of halo, trihalomethyl, hydroxy, lower alkyl and lower alkoxy, or a substituent of the form —(CH2)n—C(?X)—R8, where n is 014 3 inclusive and X is O or NR9, where R9 is H, lower alkyl, or R1 and R2 together form —CH?N—X— where X is CH, NH, O, or S, and R8 is H, lower alkyl, lower alkoxy, aryl, aralkyl, or —(CH2)mCR10R11R12, where m is 0-3 inclusive, and R10, R11, and R12 are each independently H, lower alkyl, aryl, aralkyl, hydroxy, lower alkoxy, aryloxy, aralkoxy, amino, lower alkyl-amino, arylamino, aralkylamino, heteroaryl amino, or heteroaralkyl amino, where aryl and heteroaryl are substituted with 0-3 substituents selected from the group consisting of halo, hydrox
    Type: Grant
    Filed: October 24, 2002
    Date of Patent: June 21, 2005
    Assignee: Iconix Pharmaceuticals, Inc.
    Inventors: Teri Melese, Edward L. Perkins, Allen T. Q. Nguyen, Dongxu Sun
  • Patent number: 6894055
    Abstract: Compounds of formula 1 are effective modulators of PI3 kinase: wherein X is CR9R10, O, NR11 (where R9 and R10 are each independently H, lower alkyl, lower alkoxy, or halo, and R11 is H or lower alkyl); or single bond; R1 is H, lower alkyl, aryl, aralkyl; R2 is H, lower alkyl, aryl, aralkyl, heteroaryl, heteroaryl-alkyl, lower alkoxy, amino, lower alkylamino, lower acylamino, arylamino, arylacyl-amino, heteroaryl-amino, heteroaryl-acyl amino, thio, lower alkylthio, arylthio, or aralkyl-thio, where aryl and heteroaryl are substituted with 0-3 substituents selected from the group consisting of halo, trihalomethyl, hydroxy, lower alkyl and lower alkoxy; R3, R4, R5, R6, R7, and R8 are each independently H, lower alkyl, lower alkoxy, or halo; or a pharmaceutically acceptable salt or ester thereof.
    Type: Grant
    Filed: October 24, 2002
    Date of Patent: May 17, 2005
    Assignee: Iconix Pharmaceuticals Inc.
    Inventors: Teri Melese, Edward L. Perkins, Allen T. Q. Nguyen, Dongxu Sun
  • Publication number: 20030158212
    Abstract: Compounds of formula 1 are effective modulators of PI3 kinase: 1
    Type: Application
    Filed: October 24, 2002
    Publication date: August 21, 2003
    Inventors: Teri Melese, Edward L. Perkins, Allen T. Q. Nguyen, Dongxu Sun
  • Publication number: 20030149074
    Abstract: Compounds of formula 1 are effective modulators of PI3 kinase: 1
    Type: Application
    Filed: October 24, 2002
    Publication date: August 7, 2003
    Inventors: Teri Melese, Edward L. Perkins, Allen T.Q. Nguyen, Dongxu Sun