Patents by Inventor Elmer R. Cordova

Elmer R. Cordova 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).

  • Vault machine
    Patent number: 4560335
    Abstract: An apparatus for forming concrete burial vaults and the like. The apparatus comprises a plurality of forms which are movable independently and as a unit in a series of operating steps to form a completed vault. Drop-in apparatus for forming a compound vault is also described.
    Type: Grant
    Filed: November 7, 1983
    Date of Patent: December 24, 1985
    Inventors: Elmer R. Cordova, Jeffrey D. Cordova