Sequenom Patent For Prenatal DNA Test Invalidated

Law360, New York (October 31, 2013, 4:38 PM EDT) -- A California federal judge on Wednesday struck down a patent covering a prenatal DNA test licensed to Sequenom Inc., relying on a slew of decisions by the U.S. Supreme Court holding that naturally occurring phenomena are not patentable, giving a win to accused infringer Ariosa Diagnostics Inc.

In a 20-page decision, U.S. District Judge Susan Illston determined that the Sequenom patent does little more than add established, routine scientific procedures to cell-free fetal DNA, or cffDNA. Because the naturally occurring cffDNA is the only innovative portion...
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