Patents by Inventor Cynthia A. Kladden

Cynthia A. Kladden 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).

  • Personal protective devices having an energy activated material
    Patent number: 6622816
    Abstract: A personal protective device is disclosed. The personal protective device comprises at least one energy-activated material, disposed within or on the personal protective device. The energy activated material changes reversibly changes at least a portion of the personal protective device from a first visual zone to a second visual zone when the personal protective device is exposed to an activation energy. An earplug, a pair of earmuffs, a respirator, and eyewear are also disclosed. A method for determining the fit of a personal protective device is also disclosed.
    Type: Grant
    Filed: April 24, 2001
    Date of Patent: September 23, 2003
    Assignee: Cabot Safety Intermediate Corp.
    Inventors: Robert N. Falco, Cynthia A. Kladden
  • Personal protective devices having an energy activated material
    Publication number: 20020153192
    Abstract: A personal protective device is disclosed. The personal protective device comprises at least one energy-activated material, disposed within or on the personal protective device. The energy activated material changes reversibly changes at least a portion of the personal protective device from a first visual zone to a second visual zone when the personal protective device is exposed to an activation energy. An earplug, a pair of earmuffs, a respirator, and eyewear are also disclosed. A method for determining the fit of a personal protective device is also disclosed.
    Type: Application
    Filed: April 24, 2001
    Publication date: October 24, 2002
    Inventors: Robert N. Falco, Cynthia A. Kladden