Empire IP entity Liberty Access door locks patent found invalid

On January 22, 2024, the Central Reexamination Unit (CRU) entered a final rejection of the challenged claims of U.S. Patent 11,373,474 owned by Liberty Access Technologies Licensing LLC, an NPE and Empire IP LLC entity. The '474 patent is directed to access control systems for door locks via an application on a portable device. The patent had been asserted against Marriott International and ASSA ABLOY.

View district court litigations by Liberty Access Technologies Licensing. Unified was represented by Duane Morris, and by in-house counsel, T.J. Murphy and Ashraf Fawzy.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90015231.