Patents Represented by Attorney, Agent or Law Firm Gaetano D. Maccarone, Esq.
  • 4?-O-substituted tylosin analogs
    Patent number: 6576615
    Abstract: There are described novel 4′ substituted tylosin analogs and pharmaceutically acceptable compositions comprising a therapeutically effective amount of a compound of the invention in combination with a pharmaceutically acceptable carrier. Also described is a method for treating bacterial infections by administering to a mammal a pharmaceutical composition containing a therapeutically-effective amount of a compound of the invention, and processes for the preparation of such compounds.
    Type: Grant
    Filed: November 8, 2001
    Date of Patent: June 10, 2003
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Ly Tam Phan, Tianying Jian, Yao-Ling Qiu, Yat Sun Or
  • Bicyclic leucomycins
    Patent number: 6462026
    Abstract: Bicyclic leucomycins and pharmaceutically acceptable compositions comprising a therapeutically effective amount of a compound of the invention in combination with a pharmaceutically acceptable carrier, a method for treating bacterial infections by administering to a mammal a pharmaceutical composition containing a therapeutically-effective amount of a compound of the invention, and processes for the preparation of such compounds.
    Type: Grant
    Filed: February 16, 2001
    Date of Patent: October 8, 2002
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Sophie Binet, Ly Tam Phan
  • 14-membered macrolides derived from leucomycins
    Patent number: 6440942
    Abstract: There is described a novel class of ring contracted 14-membered macrolides, and pharmaceutically acceptable salts, esters and prodrugs thereof, having antibacterial activity, compositions comprising a therapeutically effective amount of a compound of the invention in combination with a pharmaceutically acceptable carrier as well as a method for treating bacterial infections by administering to a mammal a pharmaceutical composition containing a therapeutically effective amount of a compound of the invention. There are also described synthetic processes for preparing the compounds of the invention.
    Type: Grant
    Filed: December 22, 2000
    Date of Patent: August 27, 2002
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Tsvetelina Lazarova, Sophie Binet, Jianchao Wang
  • 9-amino-14-membered macrolides derived from leucomycins
    Patent number: 6436906
    Abstract: Novel 9-amino-14-membered macrolides and pharmaceutically-acceptable compositions comprising a therapeutically effective amount of a compound of the invention in combination with a pharmaceutically acceptable carrier, a method for treating bacterial infections by administering to a mammal a pharmaceutical composition containing a therapeutically-effective amount of a compound of the invention and processes for the preparation of such compounds.
    Type: Grant
    Filed: April 2, 2001
    Date of Patent: August 20, 2002
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Nha Vo, Jianchao Wang, Ly Tam Phan