Background: The Federal Circuit's predecessor court, the CCPA, created the Rosen reference and "so related" requirements.

So the Federal Circuit is basically:

For those who don't know: The Federal Circuit has had exclusive jurisdiction over patent appeals since 1982. SCOTUS has not weighed in.

For those who don't know: The Federal Circuit has had exclusive jurisdiction over patent appeals since 1982. SCOTUS has not weighed in on this issue.