Patents by Inventor Tianying Jian

Tianying Jian 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).

  • 4'-substituted leucomycins
    Patent number: 6680299
    Abstract: There are described novel 4′ substituted 16-membered macrolides and pharmaceutically acceptable compositions comprising a therapeutically effective amount of a compound of the invention in combination with a pharmaceutically acceptable carrier. Also described are 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: July 27, 2001
    Date of Patent: January 20, 2004
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Ly Tam Phan, Zhaolin Wang, Tianying Jian
  • 23-O-substituted 5-O-mycaminosyltylonide derivatives
    Publication number: 20030212010
    Abstract: There are described novel 5-O-mycaminosyltylonide (OMT) analogs possessing increased antibacterial activity toward Gram positive and Gram negative bacteria as well as macrolide resistant Gram positives and pharmaceutically acceptable compositions comprising a therapeutically effective amount of a compound of the invention in combination with a pharmaceutically acceptable carrier.
    Type: Application
    Filed: April 19, 2002
    Publication date: November 13, 2003
    Inventors: Ly Tam Phan, Yao-Ling Qiu, Yat Sun Or, Nha Vo, Tianying Jian, Ying Hou, Marina Busuyek
  • 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
  • 4' -SUBSTITUTED LEUCOMYCINS
    Publication number: 20030096763
    Abstract: There are described novel 4′substituted 16-membered macrolides and pharmaceutically acceptable compositions comprising a therapeutically effective amount of a compound of the invention in combination with a pharmaceutically acceptable carrier.
    Type: Application
    Filed: July 27, 2001
    Publication date: May 22, 2003
    Applicant: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Ly Tam Phan, Zhaolin Wang, Tianying Jian
  • 4'-O-SUBSTITUTED TYLOSIN ANALOGS
    Publication number: 20030092639
    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: Application
    Filed: November 8, 2001
    Publication date: May 15, 2003
    Inventors: Ly Tam Phan, Tianying Jian, Yao-Ling Qiu, Yat Sun Or