Patents by Inventor Robert A. Silverthorne

Robert A. Silverthorne 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).

  • Business card dispenser
    Patent number: 6592003
    Abstract: A cardholder and dispenser including a housing for encasing the plurality of business cards. The housing having an entrance slot for allowing business cards to be inserted into a housing cavity. The housing further having an exit slot opposing the entrance slot for allowing single cards to be advanced out of the invented cardholder. A spring is utilized within the housing to bias the business cards to a position adjacent to the exit slot for easy ejection therefrom.
    Type: Grant
    Filed: September 25, 2001
    Date of Patent: July 15, 2003
    Inventor: Robert A. Silverthorne
  • Business card dispenser
    Publication number: 20020079324
    Abstract: A cardholder and dispenser including a housing for encasing the plurality of business cards. The housing having an entrance slot for allowing business cards to be inserted into a housing cavity. The housing further having an exit slot opposing the entrance slot for allowing single cards to be advanced out of the invented cardholder. A spring is utilized within the housing to bias the business cards to a position adjacent to the exit slot for easy ejection therefrom.
    Type: Application
    Filed: September 25, 2001
    Publication date: June 27, 2002
    Inventor: Robert A. Silverthorne