Patent 8124169 was granted and assigned to 3M on February, 2012 by the United States Patent and Trademark Office.
An antimicrobial coating system, a film-forming composition, and an antimicrobial film. In some embodiments, the antimicrobial coating system can include a film-forming composition comprising a polymer having an effective molecular weight, and an effective amount of an antimicrobial agent dispersed within the polymer. The film-forming composition can form a water-insoluble, biocidal antimicrobial film when applied to a surface.