Patents by Inventor Dwaine A. Braasch

Dwaine A. Braasch 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).

  • Visual Assays for Coatings Incorporating Bioactive Enzymes for Catalytic Functions
    Publication number: 20110250626
    Abstract: Disclosed herein are materials such as a coating, comprising a lipolytic enzyme or organophosphrous compound degrading enzyme. Also disclosed herein are methods of visually detecting enzyme activity in a coating by contacting the coating with a substrate of an enzyme and a visual indicator that changes appearance upon production of a product of enzyme activity on a tack-free coating surface.
    Type: Application
    Filed: April 12, 2011
    Publication date: October 13, 2011
    Applicant: REACTIVE SURFACES, LTD.
    Inventors: Eric B. Williams, Dwaine Braasch, James W. Rawlins, Melinda Wales, C. Steven McDaniel
  • Process for color removal from paper mill wastewaters
    Patent number: 5529697
    Abstract: Potassium permanganate is added to paper mill wastewater streams at an elevated temperature to remove color compounds from the effluent streams. The potassium permanganate causes the formation of flocculant particles which are precipitated out of the stream. This precipitate is then treated with acid to cause resolubilization.
    Type: Grant
    Filed: July 20, 1994
    Date of Patent: June 25, 1996
    Assignee: The University of Southern Mississippi
    Inventors: Dwaine A. Braasch, R. D. Ellender