The team at Unified IP Services is using Pearl to identify and chart prior art against U.S. Patent 9,760,753, owned by United States CP, LLC, an NPE. The ‘753 patent relates to a finger guide device intended for securing precise placement of a digit on a scanner to capture fingerprints accurately. The patent has been asserted against Samsung and their Galaxy-series smartphones and tablets that incorporate capacitive fingerprint scanners for identity authentication and confirmation.