Patents by Inventor Barbara Piernot

Barbara Piernot 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).

  • Patent number: 6345766
    Abstract: The present invention includes a prepaid telephone calling card for use by the visually impaired. A braille printer is configured to print a wallet-sized, plastic prepaid telephone calling card having one or more information fields printed in braille. A first information field printed in braille corresponds to an access number through which an individual can access a host computer for completing prepaid telephone calls. A second field printed in braille corresponds to a unique account code associated with the prepaid card. Various other information fields may also be printed in braille on the card, as desired. The information fields may also be printed in very large type face to facilitate reading by individuals who are not blind, yet substantially visually impaired.
    Type: Grant
    Filed: August 2, 1995
    Date of Patent: February 12, 2002
    Assignee: American Express Travel Related Services
    Inventors: John M. Taskett, Barbara Piernot