Patents by Inventor Anthony N. Maddison

Anthony N. Maddison 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).

  • Structures fabricated from aluminum components and processes involved in making these structures
    Patent number: 5026612
    Abstract: A process for forming a structure of aluminium components comprises pre-treating aluminium sheet to produce an inorganic non-metallic surface coating thereon, forming the pre-treated sheet to produce components of desired shape and applying adhesive to the components and securing them together by means of the adhesive. Generally, an adhesive-compatible press lubricant is present on the sheet when it is formed. The invention also includes aluminium sheet carrying the inorganic non-metallic surface coating and a press lubricant thereon.
    Type: Grant
    Filed: June 21, 1989
    Date of Patent: June 25, 1991
    Assignees: Alcan International Limited, BL Technology Limited
    Inventors: Patrick G. Selwood, Anthony N. Maddison, Peter G. Sheasby