Patents by Inventor Saralyn Callahan

Saralyn Callahan 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).

  • Handwriting assistive device
    Patent number: 11021003
    Abstract: An assistive device to promote the development or recovery of writing and drawing capabilities of a user. The device includes an elongated body having an outer surface and an inner channel for insertion of a writing instrument; a first positioning part forming a loop extending from the outer surface of the elongated body through which a thumb of a user may be inserted; a second positioning part forming a loop extending from the outer surface of the elongated body through which an index finger of a user may be inserted; and a third positioning part forming a loop extending from the outer surface of the elongated body through which a middle finger of a user may be inserted, wherein the first, second, and third positioning parts are arranged such that a user's thumb, index finger, and middle finger form a tripod grasp about the elongated body.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: June 1, 2021
    Assignee: University of Louisville Research Foundation, Inc.
    Inventors: Thomas J. Roussel, Jr., Saralyn Callahan, Andrea Behrman, Danielle Stout
  • Handwriting Assistive Device
    Publication number: 20200023669
    Abstract: An assistive device is provided to promote the development or recovery of writing and drawing capabilities of a user. The device includes an elongated body having an outer surface and an inner channel for insertion of a writing instrument; a first positioning part forming a loop extending from the outer surface of the elongated body through which a thumb of a user may be inserted; a second positioning part forming a loop extending from the outer surface of the elongated body through which an index finger of a user may be inserted; and a third positioning part forming a loop extending from the outer surface of the elongated body through which a middle finger of a user may be inserted, wherein the first, second, and third positioning parts are arranged such that a user's thumb, index finger, and middle finger form a tripod grasp about the elongated body.
    Type: Application
    Filed: July 17, 2019
    Publication date: January 23, 2020
    Inventors: Thomas J. Roussel, JR., Saralyn Callahan, Andrea Behrman, Danielle Stout