Patents by Inventor Pamela Chilson

Pamela Chilson 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: 5351992
    Abstract: A portfolio of the notebook binder type, for holding and displaying a map, an index associated with the map, a writing pad, and writing implements. The portfolio has a front rigid cover including a pocket and a spring clip both located on the inner face. The pocket accepts the stiff backboard of a writing pad. The spring clip is used to retain the pad in the pocket. There is also a rigid rear cover having a pocket having a transparent inner face or a window, for retaining and revealing a map. A hinge pivotally attaches the front and rear covers, and includes hook and loop material for holding at least one writing implement on the inside surface of the hinge. The rear cover has a pivotally or hingedly attached flap of reduced width. The flap has a pocket for holding and displaying an index corresponding to the map, and has hook and loop material for holding the portfolio in the folded condition. The map, index, and writing pad are readily removable from the portfolio.
    Type: Grant
    Filed: February 9, 1994
    Date of Patent: October 4, 1994
    Inventors: Douglas Chilson, Pamela Chilson