Patents by Inventor David Boyd Bober

David Boyd Bober 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).

  • Cast iron composite cooking vessel
    Patent number: 11800951
    Abstract: A cooking utensil is described which provides a cast iron cooking surface, the reverse of which is metallurgically bonded to another member having higher thermal conductivity than cast iron. In some embodiments, the cast iron layer is bonded to a copper core, which is bonded to a stainless steel base. Two methods for producing such articles are also described.
    Type: Grant
    Filed: April 10, 2022
    Date of Patent: October 31, 2023
    Inventor: David Boyd Bober