Broadphone tracking patent found invalid

On March 13, 2024, the Central Reexamination Unit (CRU) entered a final rejection of claims 24-32 of U.S. Patent 8,594,698, owned and asserted by Broadphone LLC. The ‘698 patent generally relates to determining the location of a device based on the relative signal strength for each of a plurality of nearby, identified “antenna stations” and determining whether the device is within the proximity of a “device-specific target location”. The patent has been asserted against Samsung.

View district court litigations by Broadphone. Unified was represented by Jessica Kaiser, Drew Needham, Lindsey Staubach, and Tyler Knox of Arnold & Porter, and by in-house counsel, Kelly Hughes and Roshan Mansinghani.

To view the reexamination request, visit Unified’s Portal: https://portal.unifiedpatents.com/exparte/90019209.