Patents by Inventor Valerie E. Ahlgren

Valerie E. Ahlgren 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: 5588342
    Abstract: A device for removing a cork from a bottle incorporating a lazy tongs link mechanism wherein manual force is applied along the bottle axis. A flared flange seat allows the device to accommodate a range of bottle sizes. An ergonomicly shaped pull handle and loosely pinned lazy tongs links attach to a shaft and a cork screw operating through a flange comprise the device and are utilized to apply a magnified pulling force, permitting a person to exert a smooth, controlled force as opposed to massive abrupt force.
    Type: Grant
    Filed: May 24, 1995
    Date of Patent: December 31, 1996
    Inventors: Dexter D. Ahlgren, Valerie E. Ahlgren