Patents by Inventor Guan-Wei He

Guan-Wei He 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).

  • Compositions and methods for forming protective or therapeutic skin membranes
    Patent number: 9918944
    Abstract: A method of forming a membrane on a patch of skin using a gel, for the purpose of protecting the skin area or administering pharmacologically active substances to or through the skin area. The main ingredients of the gel are an alkyl acrylate crosspolymer such as Carbopol Ultrez 20 and a water soluble polymer such as polyvinylpyrrolidone (PVP). The gel may also contain other ingredients such as water, ethanol, antioxidants, lubricants, and neutralizers. The gel has the properties of being colorless and clear, low skin and nose irritability, easy to administer, fast membrane forming time, and removable by washing with water.
    Type: Grant
    Filed: October 6, 2015
    Date of Patent: March 20, 2018
    Inventors: Xinfan Huang, Guan-Wei He
  • Compositions and Methods for Forming Protective or Therapeutic Skin Membranes
    Publication number: 20160228382
    Abstract: A method of forming a membrane on a patch of skin using a gel, for the purpose of protecting the skin area or administering pharmacologically active substances to or through the skin area. The main ingredients of the gel are an alkyl acrylate crosspolymer such as Carbopol Ultrez 20 and a water soluble polymer such as polyvinylpyrrolidone (PVP). The gel may also contain other ingredients such as water, ethanol, antioxidants, lubricants, and neutralizers. The gel has the properties of being colorless and clear, low skin and nose irritability, easy to administer, fast membrane forming time, and removable by washing with water.
    Type: Application
    Filed: October 6, 2015
    Publication date: August 11, 2016
    Inventors: Xinfan Huang, Guan-Wei He