Patents by Inventor Samantha J. Carlton

Samantha J. Carlton 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).

  • Reagent-loaded pencils and methods
    Patent number: 10343168
    Abstract: A reagent-loaded pencil, method of preparing a reagent-loaded pencil, and a system that uses reagent-loaded pencils are disclosed. The reagent-loaded pencil or pencils include a matrix of at least a soluble carrier, a hardening substance, and a reagent. The pencils also include a sheath disposed around at least a portion of the matrix. The soluble carrier may include poly(ethylene glycol) methyl ether. The hardening substance may leave a visible mark when abraded against a writing surface. One example of such a substance includes graphite. The sheath may be the outside of a wooden pencil or a mechanical pencil. A system that uses reagent-loaded pencils or compressed matrices may include a computer-controlled plotter that holds and plots with at least one of the reagent-loaded pencils or matrices.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: July 9, 2019
    Assignee: Cal Poly Corporation
    Inventors: Andres W. Martinez, Haydn T. Mitchell, Chad E. Immoos, Nathaniel W. Martinez, Philip J. Costanzo, Samantha J. Carlton
  • Reagent-Loaded Pencils and Methods
    Publication number: 20160059235
    Abstract: A reagent-loaded pencil, method of preparing a reagent-loaded pencil, and a system that uses reagent-loaded pencils are disclosed. The reagent-loaded pencil or pencils include a matrix of at least a soluble carrier, a hardening substance, and a reagent. The pencils also include a sheath disposed around at least a portion of the matrix. The soluble carrier may include poly(ethylene glycol) methyl ether. The hardening substance may leave a visible mark when abraded against a writing surface. One example of such a substance includes graphite. The sheath may be the outside of a wooden pencil or a mechanical pencil. A system that uses reagent-loaded pencils or compressed matrices may include a computer-controlled plotter that holds and plots with at least one of the reagent-loaded pencils or matrices.
    Type: Application
    Filed: August 28, 2015
    Publication date: March 3, 2016
    Applicant: CAL POLY CORPORATION
    Inventors: Andres W. Martinez, Haydn T. Mitchell, Chad E. Immoos, Nathaniel W. Martinez, Philip J. Costanzo, Samantha J. Carlton