> Apple responded by petitioning the PTO to invalidate these four patents. Through these various proceedings (and others initiated by additional interested part

> Apple responded by petitioning the PTO to invalidate these four patents. Through these various proceedings (and others initiated by additional interested parties), the PTO has invalidated every patent claim VirnetX has asserted against Apple, finding all either anticipated or obvious. https://www.supremecourt.gov/DocketPDF/19/19-832/126835/20191227112807116_191210a%20Petition%20for%20e-filing.pdf https://www.supremecourt.gov/DocketPDF/19/19-832/126835/2019... The four patents in question: * https://patents.google.com/patent/US7418504B2/en https://patents.google.com/patent/US7418504B2/en * https://patents.google.com/patent/US7921211B2/en https://patents.google.com/patent/US7921211B2/en * https://patents.google.com/patent/US6502135B1/en https://patents.google.com/patent/US6502135B1/en * https://patents.google.com/patent/US7490151B2/en https://patents.google.com/patent/US7490151B2/en Sadly though, that decision by the PTO was partially reversed by the courts: https://appleinsider.com/articles/19/07/09/virnetx-reverses-ruling-invalidating-patents-used-against-apple https://appleinsider.com/articles/19/07/09/virnetx-reverses-...