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Bass PTAB challenge to Biogen patent fails

James Nurton, London


The USPTO’s Patent Trial and Appeal Board has refused to institute another inter partes review petition filed by Kyle Bass, this time against a Biogen patent for a method of treating multiple sclerosis

The Biogen petition is one of many filed by Bass’s Coalition for Affordable Drugs this year. In it, the Coalition cited three pieces of prior art and also an “admission of prior art” in the patent’s written description. It also...


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