Patents by Inventor Dennis J. Phelps

Dennis J. Phelps 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: D390336
    Type: Grant
    Filed: January 17, 1997
    Date of Patent: February 10, 1998
    Inventor: Dennis J. Phelps
  • Patent number: D390623
    Type: Grant
    Filed: January 31, 1997
    Date of Patent: February 10, 1998
    Inventor: Dennis J. Phelps
  • Patent number: D405497
    Type: Grant
    Filed: December 8, 1997
    Date of Patent: February 9, 1999
    Inventor: Dennis J. Phelps