Patents by Inventor Paulo Nogueira

Paulo Nogueira 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).

  • Publication number: 20020059765
    Abstract: A flooring system with at least a first and a second flooring panel is disclosed. The first flooring panel has a first top surface and a first engagement portion. The second flooring panel has a second top surface which is essentially parallel to the first top surface, and a second engagement portion. The first engagement portion can be an elongated tongue with a locking projection extending therefrom. The locking projection has a first inclined surface which is inclined at a first angle relative to the first top surface. The second engagement portion can be in the form of an elongated recess with a locking cavity extending therefrom. The locking cavity has a second inclined surface which is inclined at a second angle relative to the first top surface. The second angle is larger than the first angle.
    Type: Application
    Filed: March 22, 2001
    Publication date: May 23, 2002
    Inventors: Paulo Nogueira, Atilio de Lima Fevereiro