The decade-long legal battle between Apple and VirnetX may be coming to an end. Today the US Supreme Court rejected an appeal from Apple to hear the case in which it may end up owing VirnetX $400+ million.

Update 3/13: VirnetX has said today in a press release that Apple has paid the full $454,033,859.87 judgment awarded in the lawsuit, ending the ten-year legal fight (via MacRumors).

Reported by Reuters, the news that the Supreme Court today denied Apple’s request to hear the case comes after a US Court of Appeals rejected Apple’s request for a rehearing earlier this month.

VirnetX’s case against Apple is based on the claim that it infringed on its patents surrounding security communication technologies and dates back to 2010. The most recent numbers put the amount Apple owes VirnetX at $440 million but that could change before the case sees a final ruling. As we previously reported:

Noted today by Reuters, Apple filed an official statement when the US Court of Appeals denied its request for a rehearing:

Meanwhile, VirnetX said it thinks $440M from Apple is justified.

The appeal to the US Supreme Court was probably Apple’s last shot at getting a different outcome in the case.