Intellectual Ventures I LLC v. Symantec Corp. (Fed. Cir. 2018)

By Michael Borella — Intellectual Ventures (IV) sued Symantec in the District of Delaware, alleging infringement of U.S. Patent No. 5,537,533. The District Court invalidated the '533 patent on a summary judgment motion as being directed to patent-ineligible subject matter. IV appealed. Claim 25 of the '533 patent recites: 25. A method for remote mirroring of digital data, said method comprising the steps of: copying the data from a primary network server to a nonvolatile data buffer in a data transfer unit which is digitally connected to the primary network server, the primary network server including an operating system which…Original Article