Patents by Inventor Daniel E. Spengler

Daniel E. Spengler 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).

  • Fishing lure
    Patent number: D861122
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: September 24, 2019
    Assignee: Pure Fishing, Inc.
    Inventors: Daniel E. Spengler, Keith L. Ostrum, Kelli M. Lange, James S. Suggs
  • Fishing lure
    Patent number: D873375
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: January 21, 2020
    Assignee: Pure Fishing, Inc.
    Inventors: Daniel E. Spengler, Keith L. Ostrum, Kelli M. Lange, James S. Suggs