The court doesn't rule on that contract issue. It is not in play in this case at all, as it would require that Lexmark sue its own customers for contractual inf

The court doesn't rule on that contract issue. It is not in play in this case at all, as it would require that Lexmark sue its own customers for contractual infringement. The ruling mentions: > even if the restrictions in Lexmark’s contracts with its customers were clear and enforceable under contract law > and whatever rights Lexmark retained are a matter of the contracts with its purchasers, not the patent law