Patents by Inventor David Robert Alexander

David Robert Alexander 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).

  • Piece from a childrens construction toy set
    Patent number: D1101872
    Type: Grant
    Filed: April 3, 2023
    Date of Patent: November 11, 2025
    Inventor: David Robert Alexander
  • Construction toy piece
    Patent number: D1127078
    Type: Grant
    Filed: February 28, 2024
    Date of Patent: May 19, 2026
    Assignee: Brave Toys Holdings Pty Ltd
    Inventor: David Robert Alexander