Patents by Inventor William M. Waites

William M. Waites 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).

  • Improvements in methods of sterilization
    Patent number: 4289728
    Abstract: A method of sterilization which comprises treating a microorganism with an ultraviolet irradiated solution of hydrogen peroxide, the wavelength of the ultraviolet radiation being wholly or predominantly below 325 nm and the concentration of the hydrogen peroxide being no greater than 10% by weight and such that the microorganism is rendered non-viable by synergism between the radiation and the hydrogen peroxide. The invention is particularly applicable to the treatment of spores contaminating food packaging.
    Type: Grant
    Filed: January 3, 1980
    Date of Patent: September 15, 1981
    Assignee: National Research Development Corp.
    Inventors: John L. Peel, William M. Waites