Patents by Inventor Ann M. McGrath

Ann M. McGrath 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).

  • Tennis practice aid
    Patent number: 4696471
    Abstract: A device is disclosed for mounting on an installed tennis net as a target. The device employs a target member defining a silhouette having a size generally on the order of a conventional tennis ball. A mounting member adapted to be removably secured to a conventional tennis net headband by engagement of just the headband serves as a mounting for the target member. The target member is connected to the mounting member so that the target member is supported slightly above a headband to which the mounting member is secured.
    Type: Grant
    Filed: May 7, 1986
    Date of Patent: September 29, 1987
    Inventors: Ann M. McGrath, James A. Douglas