2nd circuit 9th circuit aia america invents act anti-raiding cafc cease and desist copyright copyright act copyright office copyright registration digital music employment law entertainment epo federal circuit first sale doctrine foreign filing full costs grace period huawei indictment infringement innovation intellectual property inter partes review ipr sovereign immunity ipr time-bar justice department litigation media music nda non-solicitation on-sale doctrine oracle patent cooperation treaty patent litigation patents post-grant review ptab redigi social media supreme court technology trade secrets uspto venue wipo