Patents by Inventor Ka YIP

Ka YIP 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).

  • Crystalline salts of a potent HCV inhibitor
    Patent number: 9382240
    Abstract: This invention relates to novel tris(hydroxymethyl)aminomethane, choline and N-methyl-D-glucamine salt forms of the following Compound (1) and methods for the preparation thereof, pharmaceutical compositions thereof, and their use in the treatment of Hepatitis C Viral (HCV) infection:
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: July 5, 2016
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Bing-Shiou Yang, Ka Yip
  • Crystalline Salts of a Potent HCV Inhibitor
    Publication number: 20150166530
    Abstract: This invention relates to novel tris(hydroxymethyl)aminomethane, choline and N-methyl-D-glucamine salt forms of the following Compound (1) and methods for the preparation thereof, pharmaceutical compositions thereof, and their use in the treatment of Hepatitis C Viral (HCV) infection:
    Type: Application
    Filed: February 13, 2015
    Publication date: June 18, 2015
    Inventors: Bing-Shiou YANG, Ka YIP
  • Crystalline Salts of a Potent HCV Inhibitor
    Publication number: 20130317061
    Abstract: This invention relates to novel tris(hydroxymethyl)aminomethane, choline and N-methyl-D-glucamine salt forms of the following Compound (1) and methods for the preparation thereof, pharmaceutical compositions thereof, and their use in the treatment of Hepatitis C Viral (HCV) infection:
    Type: Application
    Filed: July 30, 2013
    Publication date: November 28, 2013
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Bing-Shiou YANG, Ka YIP
  • Crystalline salts of a potent HCV inhibitor
    Patent number: 8530497
    Abstract: This invention relates to novel tris(hydroxymethyl)aminomethane, choline and N-methyl-D-glucamine salt forms of the following Compound (1) and methods for the preparation thereof, pharmaceutical compositions thereof, and their use in the treatment of Hepatitis C Viral (HCV) infection:
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: September 10, 2013
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Bing-Shiou Yang, Ka Yip
  • Crystalline Salts of a Potent HCV Inhibitor
    Publication number: 20120059033
    Abstract: This invention relates to novel tris(hydroxymethyl)aminomethane, choline and N-methyl-D-glucamine salt forms of the following Compound (1) and methods for the preparation thereof, pharmaceutical compositions thereof, and their use in the treatment of Hepatitis C Viral (HCV) infection:
    Type: Application
    Filed: March 9, 2011
    Publication date: March 8, 2012
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Bing-Shiou YANG, Ka YIP