Patents by Inventor John D. Eckerson

John D. Eckerson 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).

  • Flotation jacket
    Patent number: 4015300
    Abstract: A flotation jacket has flotation material therein to provide adequate inherent buoyancy for adults. A flap of waterproof insulative closed cell material is concealed on the inside of the body of the jacket and can be released therefrom to be converted into panels providing thermal protection in cold water to the lower trunk region of the wearer.
    Type: Grant
    Filed: May 6, 1976
    Date of Patent: April 5, 1977
    Inventors: John S. Hayward, Martin S. Collis, John D. Eckerson, Lorne K. Rosenblood