Components listed separately in patent claims must be different physical parts of a device—not one doing double duty—the Federal Circuit said in upholding a decision overturning a jury verdict that Kurin Inc. infringed a Magnolia Medical Technologies Inc. blood-testing device patent.
A three-judge panel affirmed Judge Colm F. Connolly’s May 2024 decision in Delaware federal court finding Kurin’s device lacked the two separate components required by Magnolia’s US Patent No. 10,039,483, in a precedential opinion issued Friday in the US Court of Appeals for the Federal Circuit.
The ‘483 patent covers devices that divert the first portion of a ...