Patents by Inventor Hannah Christensen

Hannah Christensen 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).

  • Filtration system
    Patent number: D969964
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: November 15, 2022
    Inventors: Marc Robert, Richard Reckin, Hannah Christensen, Howard Tanner, Dan Olken, Matthew Schneider, Tedd Schneidewend
  • Filtration system
    Patent number: D1018771
    Type: Grant
    Filed: November 15, 2022
    Date of Patent: March 19, 2024
    Assignee: PENTAIR RESIDENTIAL FILTRATION, LLC
    Inventors: Marc Robert, Richard Reckin, Hannah Christensen, Howard Tanner, Dan Olken, Matthew Schneider, Tedd Schneidewend