Mirror Worlds Technologies v. Facebook, Inc., No. 18-2276 (Fed. Cir. Jan. 23, 2020)

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

Mirror Worlds Technologies, LLC owns U.S. Patent Nos. 6,006,227, 7,865,538, and 8,255,439, which describe and claim systems and methods for presenting and storing data in time-ordered streams on a computer system. Mir- ror Worlds brought the present action against Facebook, Inc., alleging that Facebook ’s making, selling, using, and other actions involving various Facebook systems infringed the ’227, ’538, and ’439 patents. Facebook filed a motion for summary judgment of non- infringement before discov- ery ended, and the district court granted it.