Patents by Inventor John Anthony Brown

John Anthony Brown 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).

  • Wax mould apparatus
    Patent number: 4086046
    Abstract: Articles are moulded from paraffin wax by melting the wax and then allowing the wax to solidify in a mould, the mould being refrigerated. The invention includes a machine for moulding the articles, and wax treated by the method.
    Type: Grant
    Filed: October 24, 1975
    Date of Patent: April 25, 1978
    Assignee: Numol Corporation
    Inventors: John Anthony Brown, Leslie Raymond Wilkie