Patents by Inventor Nathaniel Kallmyer

Nathaniel Kallmyer 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).

  • OPTICAL NANOSENSORS FOR HYDROLYTIC ENZYME ACTIVITY ON SOLID SUBSTRATES
    Publication number: 20250244241
    Abstract: Various aspects of the instant disclosure relate to a sensor assembly probe for determining enzymatic activity. The sensor assembly probe includes a fluorescent semi-conductive nanoparticle and a solid phase substrate for a predetermined enzyme, the fluorescent semi-conductive nanoparticle adsorbed thereto or at least partially embedded therein.
    Type: Application
    Filed: April 4, 2023
    Publication date: July 31, 2025
    Inventors: Nigel Forest Reuel, Nathaniel Kallmyer
  • Optical nanosensors for hydrolytic enzyme characterization
    Patent number: 10837045
    Abstract: Various embodiments disclosed relate to a sensor assembly probe for determining enzymatic activity. The sensor assembly probe includes one or more fluorescent hydrophobic semi-conductive nanoparticles disposed in an aqueous medium. The assembly further includes an amphiphilic polymer including a substrate for a predetermined enzyme. The amphiphilic polymer coats at least a portion of a surface of the fluorescent hydrophobic semi-conductive nanoparticle.
    Type: Grant
    Filed: January 28, 2019
    Date of Patent: November 17, 2020
    Assignee: Iowa State University Research Foundation, Inc.
    Inventors: Nigel Forest Reuel, Nathaniel Kallmyer
  • OPTICAL NANOSENSORS FOR HYDROLYTIC ENZYME CHARACTERIZATION
    Publication number: 20190233875
    Abstract: Various embodiments disclosed relate to a sensor assembly probe for determining enzymatic activity. The sensor assembly probe includes one or more fluorescent hydrophobic semi-conductive nanoparticles disposed in an aqueous medium. The assembly further includes an amphiphilic polymer including a substrate for a predetermined enzyme. The amphiphilic polymer coats at least a portion of a surface of the fluorescent hydrophobic semi-conductive nanoparticle.
    Type: Application
    Filed: January 28, 2019
    Publication date: August 1, 2019
    Inventors: Nigel Forest Reuel, Nathaniel Kallmyer