Sorry for that. But if you see following link and see another link in that page says August 19th, 2010. So I assumed that it is current. http://www.7x7business.com/2010/08/20/worlds-first-free-and-open-technology-exchange-is-launched-in-the-united-states-and-130-countries/415 Power Technology, Inc. Issued Patent to its Core Battery Technology (August 19th, 2010)
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