Under the Number US D605,976 S, the Cube shape was registered at the U.S. Patent and Trademark Office (USPTO) as a U.S. Design Patent. (EB)
Monday, December 28, 2009
U.S. Design Patent Registration
Under the Number US D605,976 S, the Cube shape was registered at the U.S. Patent and Trademark Office (USPTO) as a U.S. Design Patent. (EB)
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