Patents by Inventor Maria Hamrick

Maria Hamrick 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).

  • Ventilation system adaptor cartridge
    Patent number: D1021058
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: April 2, 2024
    Assignee: Red Viking Group, Inc.
    Inventors: Thomas Bredahl, Maria Hamrick
  • Ventilation system adaptor collar
    Patent number: D1021059
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: April 2, 2024
    Assignee: Red Viking Group, Inc.
    Inventors: Thomas Bredahl, Maria Hamrick