Patents by Inventor Dawn E. Caldwell

Dawn E. Caldwell 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).

  • Patent number: 8357914
    Abstract: A disinfecting apparatus comprises a housing, an ultraviolet (UV) light, and a dispensing mechanism. The housing is designed to receive contaminated pens and dispense disinfected pens. The UV light comprises a UVC cold cathode light bulb housed integrally within the housing and an AC power connector. In a preferred embodiment the AC power connector further comprises an ON/OFF switch which controls the UV light bulb. The dispensing means comprises a means of re-obtaining a pen from the housing for subsequent use. Between uses, the pens are immersed in the light of the UV light bulb which helps to kill bacteria and germs associated with illnesses commonly contracted in such public places.
    Type: Grant
    Filed: June 22, 2011
    Date of Patent: January 22, 2013
    Inventor: Dawn E. Caldwell