Nearly five years ago the U.S. Court of Appeals for the Federal Circuit (CAFC) decided the controversial case of Ariosa v. Sequenom. In Sequenom the invention was a radically new method of fetal genetic testing by amplifying free paternal DNA from the mother’s blood. This test has today largely replaced the previous method of
Eligibility
Error-Checking Patent Held Patent Eligible
By Andrew Tuggle on
KPN is a Dutch telecom company that owns a U.S. patent for detecting errors in data transmission. Last year, the U.S. District Court for the District of Delaware invalidated the patent as ineligible subject matter, but on Friday, a panel of the U.S. Court of Appeals for the Federal Circuit (CAFC) reversed. So, let’s…
Federal District Court Finds Claims Directed to Dog Chew Toy Patent Eligible
By Ryan J. Letson on
Few subjects have drawn as much interest among patent stakeholders and practitioners as understanding the framework used to determine a patent claim’s eligibility. Courts continue to address different factual situations in applying the two-step test for patent eligibility under 35 USC § 101 that the Supreme Court set out in Alice Corp. Pty. Ltd. V.