Patents by Inventor Michael C. Allman

Michael C. Allman 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).

  • Lifting device
    Patent number: 4082250
    Abstract: A device is described whereby one person can easily lift heavy objects such as truck camper covers, boats, mowers and the like, and whereby such objects can be retained effortlessly in the upraised position. The device comprises an adjustable load bearing means attached to a lever member, said lever member being pivotally mounted to the apex of an easily transportable supporting frame.
    Type: Grant
    Filed: August 30, 1977
    Date of Patent: April 4, 1978
    Inventors: Leonard G. Allmon, Michael C. Allman