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Data: PTAB filing drops in March

Michael Loney, New York


The number of petitions filed at the Patent Trial and Appeal Board in March was down on the previous month. So far this USPTO fiscal year, the percentage of challenges to mechanical/business method and bio/pharma patents has increased

A total of 118 petitions were filed at the Patent Trial and Appeal Board (PTAB) in March, down from 150 in February but up on the 99 in January. In contrast, 145 petitions were filed in March 2015. ...


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