Patents by Inventor Jeff Engler

Jeff Engler 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).

  • Stepped tumbler
    Patent number: D747925
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: January 26, 2016
    Assignee: BOELTER BRANDS, LLC
    Inventors: Jeff Engler, Jay Wilcox