Patents by Inventor Marilyn S. Land

Marilyn S. Land 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).

  • Accessory for a ladder
    Patent number: 6929093
    Abstract: An accessory for a ladder includes a set of wheels that can be attached to the feet of the ladder and a gear mechanism that couples those wheels to an operating handle. The operating handle includes a plurality of sections so it can be reached by a user who is supported on top of the ladder. Operation of the handle rotates the wheels to move the ladder while the user remains in place on the ladder.
    Type: Grant
    Filed: September 25, 2003
    Date of Patent: August 16, 2005
    Inventor: Marilyn S. Land