Patents by Inventor Ronald J. Sheridan

Ronald J. Sheridan 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: 5594193
    Abstract: A vehicle window shield of a projectile resistant plastic material having upper and lower supports to mount the window shield in the window opening of a vehicle door. The upper supports adjust to engage the window channel of the door and the lower supports have hook shaped ends which engage slots in the door sill that within which the window reciprocates. The hook shaped end prevents the window shield from being removed without tilting it to one side, even if the upper supports are disengaged from the channel.
    Type: Grant
    Filed: June 29, 1995
    Date of Patent: January 14, 1997
    Inventor: Ronald J. Sheridan
  • Patent number: 5533778
    Abstract: A window shield including a transparent projectile resistant panel mounted on the inside of a vehicle door frame covering the window opening, and a removable bracket support connected to the panel. An additional panel can be fastened by snaps to the bracket support to protect the lower portion of a driver's body if necessary.
    Type: Grant
    Filed: December 17, 1993
    Date of Patent: July 9, 1996
    Inventor: Ronald J. Sheridan