Patents by Inventor Huyen Thanh Hoang

Huyen Thanh Hoang 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).

  • Retention of PBO in polymer matrices by phthalocyanines
    Patent number: 8936801
    Abstract: By incorporating PBO and phtalocyanine in a polymeric matrix, the surface concentration of the PBO after migration to the surface is reduced relatively to a matrix without phtalocyanine. This can be used to control the migration of PBO and retain PBO for a long-lasting effect.
    Type: Grant
    Filed: May 2, 2011
    Date of Patent: January 20, 2015
    Assignee: Vestergaard Frandsen SA
    Inventors: Mikkel Vestergaard Frandsen, Sebastien Gouin, Matthieu Zellweger, Huyen Thanh Hoang
  • Retention of PBO in Polymer Matrices by Phthalocyanines
    Publication number: 20140161856
    Abstract: By incorporating PBO and phtalocyanine in a polymeric matrix, the surface concentration of the PBO after migration to the surface is reduced relatively to a matrix without phtalocyanine. This can be used to control the migration of PBO and retain PBO for a long-lasting effect.
    Type: Application
    Filed: May 2, 2011
    Publication date: June 12, 2014
    Applicant: VESTERGAARD FRANDSEN SA
    Inventors: Mikkei Vestergaard Frandsen, Sebastien Gouin, Matthieu Zellweger, Huyen Thanh Hoang