Patents by Inventor David Przekop

David Przekop 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: D443428
    Type: Grant
    Filed: August 23, 2000
    Date of Patent: June 12, 2001
    Inventor: David Przekop
  • Patent number: D454269
    Type: Grant
    Filed: April 9, 2001
    Date of Patent: March 12, 2002
    Inventor: David Przekop