Patents by Inventor William L. Cairns

William L. Cairns 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).

  • Process for treatment of a fluid
    Patent number: 5580461
    Abstract: A continuous process for treating a fluid comprising at least one chemical contaminant.
    Type: Grant
    Filed: September 26, 1994
    Date of Patent: December 3, 1996
    Assignee: Trojan Technologies, Inc.
    Inventors: William L. Cairns, John Carey, Jack M. Rosenfeld