Empire IP entity Liberty Access Technologies Licensing door locks patent challenged in reexam

On May 11, 2023, Unified Patents filed an ex parte reexamination proceeding against 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 has been asserted against Marriot International and ASSA ABLOY.

View district court litigations by Liberty Access Technologies Licensing. Unified is 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