The HallStar Company was awarded U.S. Patent Number 8,158,731, titled "Biopolymer Compositions Having Improved Flexibility,” from the U.S. Patent and Trademark Office (PTO) on April ...
2012-05-08
2012-05-08
The HallStar Company was awarded U.S. Patent Number 8,158,731, titled "Biopolymer Compositions Having Improved Flexibility,” from the U.S. Patent and Trademark Office (PTO) on April ...
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