Patents by Inventor Michael A. Hasting

Michael A. Hasting 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).

  • Extended-release plaque preventing and dissolving compositions
    Patent number: 5328633
    Abstract: A soluble, extended-release composition containing a benign acidic agent preventing and dissolving plaque build-up in pipes on board a ship which is not environmentally harmful. The composition can be manufactured into a self-contained, safe to use unit which is easy to dispense, easy to monitor, and leaves no waste product to be manually disposed of.
    Type: Grant
    Filed: May 4, 1990
    Date of Patent: July 12, 1994
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Michael A. Hasting, Geoffrey A. Lindsay, Michael A. Gustavson