Greyson International, Inc. announced that it has received a notice of allowance from the U.S. patent and trademark office, which means that it's patent application, has been approved for the breakthrough technology. The awarding of this patent culminates over five years of effort in pursuing a U.S. patent covering this revolutionary DELIVERY SYSTEM. Trilexon Delivery System Technology, allows active ingredients to work for a longer period of time than other products currently available on the market, and therefore produces results never before possible. The Trilexon delivery system can improve the effectiveness of virtually every topical application in almost any field imaginable.