Patents by Inventor Robert W. Carlisle

Robert W. Carlisle 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).

  • Oil filter unit and sealing device
    Patent number: 4507199
    Abstract: An oil filter sealing device adapted to seal and protect the oil circulation apertures and reinforcing plate of an oil filter unit, said sealing device comprising, as a unitary structure:(a) a flat, circular plate having an upper surface and a lower surface; and(b) a frictional attachment means centrally disposed on the lower surface of said flat, circular plate.
    Type: Grant
    Filed: April 27, 1983
    Date of Patent: March 26, 1985
    Inventor: Robert W. Carlisle
  • Supported catalysts and method for their production
    Patent number: 4450245
    Abstract: A catalyst support can be made by co-precipitating copper aluminate from a solution containing copper and aluminium ions and converting the precipitate into solid, generally particulate, form. The catalyst preferably includes a redox couple and may include promoters. The catalyst is of particular value for the low temperature oxidation of carbon monoxide, especially in a smoking product filter.
    Type: Grant
    Filed: March 25, 1982
    Date of Patent: May 22, 1984
    Assignee: Gallaher Limited
    Inventors: Noel J. Adair, Robert W. Carlisle, Michael E. Stubbs, John J. Rooney