Patents by Inventor Geraldine DENNETT

Geraldine DENNETT 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).

  • Membrane comprising biopolymers and carbon nanomaterials for removing heavy metals in polluted waters
    Patent number: 12643088
    Abstract: The present invention relates to a membrane for removing heavy metals present in water or other solutions contaminated with said heavy metals, wherein said membrane comprises carbon nanomaterials and a mixture of natural biopolymers, preferably nanocellulose, carbon nanotubes and diatom biomass. The present invention also comprises a method for obtaining said membrane, and a method for removing heavy metals in water or other solutions comprising the use of said membrane.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: June 2, 2026
    Assignee: UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA
    Inventors: Elías Reinoso, Geraldine Dennett, Carolina Parra
  • MEMBRANE COMPRISING BIOPOLYMERS AND CARBON NANOMATERIALS FOR REMOVING HEAVY METALS IN POLLUTED WATERS
    Publication number: 20250222434
    Abstract: The present invention relates to a membrane for removing heavy metals present in water or other solutions contaminated with said heavy metals, wherein said membrane comprises carbon nanomaterials and a mixture of natural biopolymers, preferably nanocellulose, carbon nanotubes and diatom biomass. The present invention also comprises a method for obtaining said membrane, and a method for removing heavy metals in water or other solutions comprising the use of said membrane.
    Type: Application
    Filed: August 6, 2020
    Publication date: July 10, 2025
    Inventors: Elías REINOSO, Geraldine DENNETT, Carolina PARRA