Patents by Inventor Daniel Robert Kopsak

Daniel Robert Kopsak 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: D511996
    Type: Grant
    Filed: September 3, 2003
    Date of Patent: November 29, 2005
    Assignee: American Greetings Corporation
    Inventor: Daniel Robert Kopsak