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Expert Analysis

An Update On Section 101 Rejection Rates At The USPTO

Law360, New York (October 21, 2015, 4:43 PM EDT) -- In my Law360 article "Patent Invalidity Rates: The Summertime Blues Continue" last month, I surveyed the frequency of Section 101 rejections at the U.S. Patent and Trademark office. My analysis was based on approximately 570,000 office action and notices of allowance received from Patent Advisor. Since then, I've received a significant amount of new data from Patent Advisor. The trends we saw before are continuing, with some interesting new developments....

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