Patents by Inventor Donald R. Conover

Donald R. Conover 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).

  • Multi-layer candle having different fragrances in each layer
    Patent number: 6079975
    Abstract: A multi-layer candle in which each layer has a different fragrance so that as the candle burns, the different fragrances merge to form new fragrances from the mixtures thereof. The multi-layer candle may be conical or cylindrical-shaped or may have other selected shapes.
    Type: Grant
    Filed: September 14, 1994
    Date of Patent: June 27, 2000
    Inventor: Donald R. Conover