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PureCircle USA Inc. (Chicago) said it has received a notice of allowance—another step on the way to full trademark registration—from the US Patent and Trademark Office for a patent application pertaining to its line of natural flavors.
The maker of stevia products said its natural flavors line, first launched in June 2011, was designed to work with its range of high-purity stevia products and other natural sweeteners.
As a result of its global business strategy, PureCircle has also has sought further international protection of its intellectual property. Beyond this patent application, PureCircle has about 90 additional patent applications at various stages in the patent review process submitted across global markets.