Patents by Inventor Leon R. Dates

Leon R. Dates 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).

  • Storage containers for radioactive material
    Patent number: 4308460
    Abstract: A radioactive material storage system for use in the laboratory having a flat base plate with a groove in one surface thereof and a hollow pedestal extending perpendicularly away from the other surface thereof, a sealing gasket in the groove, a cover having a filter therein and an outwardly extending flange which fits over the plate, the groove and the gasket, and a clamp for maintaining the cover and the plate sealed together, whereby the plate and the cover and the clamp cooperate to provide a storage area for radioactive material readily accessible for use or inventory. Wall mounts are provided to prevent accidental formation of critical masses during storage.
    Type: Grant
    Filed: July 31, 1980
    Date of Patent: December 29, 1981
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Edward F. Groh, Dale A. Cassidy, Leon R. Dates