The Ninth Circuit issued its opinion in Fox Television Stations, Inc. v. AEREOKILLER, LLC, No. 15-56420 (9th Cir. Mar. 21, 2017) last month. You can watch the oral argument of this copyright appeal below. Listen carefully and you can hear mention of the Charming Betsy case. The court’s decision is available [here].
Here is a link to a Note from the Harvard Law Review in regard to the Charming Betsy canon: [Link].