Patents by Inventor Steven John Hard

Steven John Hard 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).

  • Fibrous substrates
    Patent number: 7264691
    Abstract: A fibrous security substrate for use in producing documents includes at least one aperture extending therethrough and contains an elongate impermeable element at least partially embedded therein such that at least one edge thereof is exposed in the aperture.
    Type: Grant
    Filed: June 25, 2003
    Date of Patent: September 4, 2007
    Assignee: De La Rue International Limited
    Inventor: Steven John Hard