Plenty of things with prior art are successfully patentend. And are successfully enforced, because it is cheaper to pay the troll to cross the bridge than to take it to court. It isn't until the sue the wrong person who has the backbone and the resources to contest it that the patent gets revoked.
Plenty of things with prior art are successfully patentend. And are successfully enforced, because it is cheaper to pay the troll to cross the bridge than to take it to court. It isn't until the sue the wrong person who has the backbone and the resources to contest it that the patent gets revoked.
Not to mention, didn't it recently change to first-to-file as well?