Patents by Inventor Ladell Crawford

Ladell Crawford 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).

  • Preparation of puffed fruit
    Patent number: 4055675
    Abstract: Bite-size pieces of fruit are prepared by a process wherein the fruit is partially dehydrated, puffed, and then heated to obtain a crisp outer surface thereon. The fruit is puffed by immersing it in a pool of liquid carbon dioxide under pressure and then rapidly releasing the pressure.
    Type: Grant
    Filed: December 13, 1976
    Date of Patent: October 25, 1977
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Karel Popper, William G. Schultz, Wayne M. Camirand, Earl Hautala, George H. Robertson, Ladell Crawford, Bernard J. Finkle