Patents by Inventor Clarence Mead

Clarence Mead 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).

  • Fan and filter combination
    Patent number: 4781526
    Abstract: A fan-filter combination which can be used to remove air-borne contaminates in air that is directed into or exhausted from localized areas includes a filter affixed to a fan unit by a bracketing structure into which the filter is slidingly receivable.
    Type: Grant
    Filed: October 29, 1987
    Date of Patent: November 1, 1988
    Inventor: Clarence Mead