Patents by Inventor Pou-Hsiung Wang

Pou-Hsiung Wang 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).

  • Odor-masking coating for a pharmaceutical preparation
    Patent number: 6667059
    Abstract: A coating for masking or reducing the detectable presence of certain characteristic odor or odors, taste or tastes of pharmaceutical preparations, particularly Valerian extracts, is described. The coating comprises from one to three coating compartments, in any combination or as a single-layer amalgam. The first coating compartment comprises a hydroxyalkyl cellulose and an anti-tackiness agent. The second coating compartment may comprise a sugar and at least one anti-tackiness agent. The third coating compartment may comprise a methacrylate copolymer, a hydroxyalkyl cellulose and an anti-tackiness agent.
    Type: Grant
    Filed: May 30, 2001
    Date of Patent: December 23, 2003
    Assignee: Ancile Pharmaceuticals, Inc.
    Inventors: I-Lan T. Sue, Pou-Hsiung Wang, Lori McDonald Smith
  • Odor-masking coating for a pharmaceutical preparation
    Publication number: 20020192283
    Abstract: A coating for masking or reducing the detectable presence of certain characteristic odor or odors, taste or tastes of pharmaceutical preparations, particularly Valerian extracts, is described. The coating comprises from one to three coating compartments, in any combination or as a single-layer amalgam. The first coating compartment comprises a hydroxyalkyl cellulose and an anti-tackiness agent. The second coating compartment may comprise a sugar and at least one anti-tackiness agent. The third coating compartment may comprise a methacrylate copolymer, a hydroxyalkyl cellulose and an anti-tackiness agent.
    Type: Application
    Filed: May 14, 2002
    Publication date: December 19, 2002
    Inventors: I-Lan T. Sue, Pou-Hsiung Wang
  • Odor-masking coating for a pharmaceutical preparation
    Publication number: 20020132006
    Abstract: A coating for masking or reducing the detectable presence of certain characteristic odor or odors, taste or tastes of pharmaceutical preparations, particularly Valerian extracts, is described. The coating comprises from one to three coating compartments, in any combination or as a single-layer amalgam. The first coating compartment comprises a hydroxyalkyl cellulose and an anti-tackiness agent. The second coating compartment may comprise a sugar and at least one anti-tackiness agent. The third coating compartment may comprise a methacrylate copolymer, a hydroxyalkyl cellulose and an anti-tackiness agent.
    Type: Application
    Filed: May 30, 2001
    Publication date: September 19, 2002
    Inventors: I-Lan T. Sue, Pou-Hsiung Wang, Lori McDonald Smith
  • Odor-masking coating for a pharmaceutical preparation
    Patent number: 6419956
    Abstract: A coating for masking or reducing the detectable presence of certain characteristic odor or odors, taste or tastes of pharmaceutical preparations, particularly Valerian extracts, is described. The coating comprises from one to three coating compartments, in any combination or as a single-layer amalgam. The first coating compartment comprises a hydroxyalkyl cellulose and an anti-tackiness agent The second coating compartment may comprise a sugar and at least one anti-tackiness agent. The third coating compartment may comprise a methacrylate copolymer, a hydroxyalkyl cellulose and an anti-tackiness agent.
    Type: Grant
    Filed: December 30, 1999
    Date of Patent: July 16, 2002
    Assignee: Ancile Pharmaceuticals
    Inventors: I-Lan T. Sue, Pou-Hsiung Wang