Patents by Inventor Derrick S. Brown

Derrick S. Brown 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).

  • Novelty cheering device
    Patent number: D555739
    Type: Grant
    Filed: October 12, 2005
    Date of Patent: November 20, 2007
    Inventor: Derrick S. Brown
  • Cheer stick
    Patent number: D838782
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: January 22, 2019
    Inventor: Derrick S. Brown
  • Tomahawk-shaped cheer stick
    Patent number: D859534
    Type: Grant
    Filed: March 24, 2017
    Date of Patent: September 10, 2019
    Inventor: Derrick S. Brown
  • Exclamation-shaped cheering device
    Patent number: D875182
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: February 11, 2020
    Inventor: Derrick S. Brown
  • Star-shaped cheering stick
    Patent number: D909492
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: February 2, 2021
    Inventor: Derrick S. Brown