Patents by Inventor Pierre STIERNON

Pierre STIERNON 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).

  • Black coloring composition
    Patent number: 11214702
    Abstract: The present application relates to the field of black coloring of materials made from wood, such as reconstituted wood panels or paper/cardboard. The black coloring composition for wood-based materials includes a black pigment, a reactive type black dye and water. It is also possible to prepare a dry extract for some special applications.
    Type: Grant
    Filed: May 23, 2020
    Date of Patent: January 4, 2022
    Assignee: STIERNON ROBERT ETS, SA
    Inventor: Pierre Stiernon
  • BLACK COLORING COMPOSITION
    Publication number: 20200385598
    Abstract: The present application relates to the field of black coloring of materials made from wood, such as reconstituted wood panels or paper/cardboard. The black coloring composition for wood-based materials includes a black pigment, a reactive type black dye and water. It is also possible to prepare a dry extract for some special applications.
    Type: Application
    Filed: May 23, 2020
    Publication date: December 10, 2020
    Applicant: STIERNON ROBERT ETS, SA
    Inventor: Pierre STIERNON