Patents by Inventor Frederic Dias

Frederic Dias 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).

  • Accessory for fire helmet
    Patent number: D1089866
    Type: Grant
    Filed: June 25, 2024
    Date of Patent: August 19, 2025
    Inventors: Frederic Dias, Victor Lejeune, Karl Jones
  • Protective helmet
    Patent number: D1135188
    Type: Grant
    Filed: June 25, 2024
    Date of Patent: July 14, 2026
    Inventors: Frederic Dias, Victor Lejeune, Karl Jones
  • Protective helmet
    Patent number: D1155073
    Type: Grant
    Filed: December 30, 2025
    Date of Patent: October 20, 2026
    Assignee: MSA Europe GmbH
    Inventors: Frederic Dias, Karl Jones, Victor Lejeune