Patents by Inventor Nelson Leonardo Giani Cardoso

Nelson Leonardo Giani Cardoso 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).

  • Article with non-stick finish and improved scratch resistance
    Patent number: 8158251
    Abstract: An article includes a scratch resistant non-stick finish adhered to a substrate. The scratch resistant non-stick finish includes a primer layer, a midcoat layer, and a topcoat layer. The primer layer is adhered to the substrate and includes a first polymer binder and large ceramic particles, the midcoat layer includes a first fluoropolymer composition and inorganic whiskers, and the topcoat layer includes a second fluoropolymer composition.
    Type: Grant
    Filed: February 4, 2009
    Date of Patent: April 17, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Nelson Leonardo Giani Cardoso, Philippe Andre Fernand Thomas
  • Article with Non-Stick Finish and Improved Scratch Resistance
    Publication number: 20090202782
    Abstract: An article includes a scratch resistant non-stick finish adhered to a substrate. The scratch resistant non-stick finish includes a primer layer, a midcoat layer, and a topcoat layer. The primer layer is adhered to the substrate and includes a first polymer binder and large ceramic particles, the midcoat layer includes a first fluoropolymer composition and inorganic whiskers, and the topcoat layer includes a second fluoropolymer composition. A liquid coating composition for a non-stick finish includes a fluoropolymer, a polymer binder, and inorganic whiskers. A composition of the inorganic whiskers is in a range of from about 1 to 40 percent by weight of the liquid coating composition.
    Type: Application
    Filed: February 4, 2009
    Publication date: August 13, 2009
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Nelson Leonardo Giani Cardoso, Philippe Andre Fernand Thomas