Funimation is a successful anime streaming company. It has a monthly subscription tier, which is ad-free, and a free tier, which includes advertisement. This week, failed company Firtiva filed a lawsuit against Funimation. The lawsuit asserts that Funimation violates Firtiva’s patent, U.S. 10,116,999, titled “Method for advertisers to sponsor broadcasts without commercials.” “Without commercials” apparently…