Case: Patents/Obviousness (Fed. Cir.)

The Federal Circuit affirmed in part, reversed in part, and remanded decisions of the Patent Trial and Appeal Board that challenged claims of LifeNet Health’s patents directed to bone grafts for use in spinal fusion weren’t unpatentable as obvious over prior art, in an inter partes review by Surgalign Spine Technologies Inc. The court said that some, but not all, claims weren’t proven to be unpatentable over prior art that describes an implant composed substantially of cortical bone that is machined to form a substantially D-shaped implant that has a canal, an allogenic intervertebral implant for fusing vertebrae having top ...