The patent assignment says the assignor — the Inventor — will receive a share of any "recovery of damages" from litigation of the heart-stent patent that he assigned.

The assignee — let's call it Scimed — sues an infringer — which we'll call Cordis. Cordis in turn brings an action against Scimed, accusing it of

Form 18To Blawgletter's eye, a complaint that alleges patent infringement bears itself with a certain elegance. Such a pleading often runs but several pages, and in substance it states that the Bad Guy defendant does some thing or things that infringe the Good Person plaintiff's patent. And Form 18 — which appears with its brothers and