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Clean Energy Patents At Quarterly High

August 17 -- The Clean Energy Patent Growth Index (CEPGI), published quarterly by the Cleantech Groupat Heslin Rothenberg Farley & Mesiti P.C. provides an indication of the trend of innovative activity in the Clean Energy sector from 2002 to the present.  Results from the Q1 2012 reveal the CEPGI to have a value of 694 granted U.S. patents, the highest quarter since tracking of the CEPGI began and up 154 over the first quarter of 2011. >>View Article

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