Dual-Action Check™ Module Patent

The Dual-Action Check™ Module is the cornerstone technology of the Deringer Product Line. Today the United States Patent & Trademark Office issued a "Notice of Allowance" to Backflow Direct for the Dual-Action Check™ Module (App #13/705,016). This Patent is expected to issue in the next 30 days. This is the third of four Patents associated with the proprietary protection of the Deringer Product Line.