Goal Zero has got its US design patent as a Milestone patent – USD600000 issued by USPTO on September 15, 2009. The patent disclose, design of a battery system that works in conjunction with a solar briefcase that recharges the system using sunlight. The patent copy was presented to Robert Workman, the CEO of Goal Zero by Secretary Kappos and Senator Orrin Hatch (R-Utah).
Source: USPTO annual report 2009
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