Patents by Inventor Mary Ellen Wirtz

Mary Ellen Wirtz 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).

  • System for dispensing aprons
    Patent number: 6446831
    Abstract: An apron dispensing system including a container and first and second aprons each having a stored state and a usable state. The first and second aprons each consist of a sheet and at least one of a) a strap that is extendable around the neck of a wearer, b) a strap that is extendable around the torso of a wearer, and c) a strap that is extendable around at least one of a leg and an arm of the wearer to maintain the sheet in a protective covering position over a part of the wearer with the apron in the usable state.
    Type: Grant
    Filed: October 10, 2000
    Date of Patent: September 10, 2002
    Inventors: Kathy Smith, Mary Ellen Wirtz