AiPi entity, Gatekeeper Solutions, email filtering patent found invalid

On October 2, 2025, the Central Reexamination Unit (CRU) entered a notice of intent to issue a reexamination certificate cancelling all challenged claims of U.S. Patent 9,032,038, owned and asserted by Gatekeeper Solutions, Inc., an NPE and entity of AiPi Solutions. The ‘038 patent relates to systems and methods for alerting a user of conflicting recipients when sending electronic communications. It has been asserted several times, but most recently against Darktrace, Forcepoint, and Trellix.

View district court litigations by Gatekeeper Solutions. Unified was represented by in-house counsel, Michelle Aspen and Jessica L.A. Marks, in this proceeding.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019719