Patents by Inventor Michael C. Krzoska

Michael C. Krzoska 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).

  • Hot melt wetness indicator composition that includes a leuco dye, and articles including the same
    Patent number: 10383972
    Abstract: A hot melt wetness indicator composition that includes a water insoluble thermoplastic polymer, an anionic surfactant, a leuco dye, and a component selected from the group consisting of acid, rosin-based tackifying agent, plasticizer and combinations thereof, and is homogeneous is disclosed. The hot melt wetness indicator composition exhibits a color change after contact with water.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: August 20, 2019
    Assignee: H.B. Fuller Company
    Inventors: Yuanyan Gu, Ryan T. Gleason, Michael C. Krzoska, Steven R. Vaughan, Carlos Briseno, Kevin P. Davis
  • HOT MELT WETNESS INDICATOR COMPOSITION THAT INCLUDES A LEUCO DYE, AND ARTICLES INCLUDING THE SAME
    Publication number: 20160287742
    Abstract: A hot melt wetness indicator composition that includes a water insoluble thermoplastic polymer, an anionic surfactant, a leuco dye, and a component selected from the group consisting of acid, rosin-based tackifying agent, plasticizer and combinations thereof, and is homogeneous is disclosed. The hot melt wetness indicator composition exhibits a color change after contact with water.
    Type: Application
    Filed: April 1, 2016
    Publication date: October 6, 2016
    Inventors: Yuanyan Gu, Ryan T. Gleason, Michael C. Krzoska, Steven R. Vaughan, Carlos Briseno, Kevin P. Davis