The mere mention of Lodsys can often evoke a visceral response of disgust, not too surprising given that Lodsys in the eyes of many epitomizes the worst type of patent troll. Lodsys, if you recall, is a patent holding company that began targeting independent iOS developers back in May of 2011.
One of the four patents Lodsys has been asserting covers "methods and systems for gathering information from units of a commodity across a network" and Lodsys has been using it to go after any company that makes use of in-app purchasing.
While Lodsys has since gone after larger development companies, Lo