Hilco Global entity Bell Semiconductor integrated circuit patent reexam granted

On February 17, 2023, less than two months after Unified filed an ex parte reexamination, the USPTO granted Unified’s request, finding substantial new questions of patentability on the challenged claims of U.S. Patent 7,007,259, owned and asserted by Bell Semiconductor LLC, an NPE and entity of Hilco Global. The ‘259 patent relates to a method of prioritizing dummy fill in a semiconductor chip. The patent has been asserted in over 25 litigations against semiconductor companies like NXP, AMD, Micron, Qualcomm, Infineon, Western Digital, Lattice Semiconductor, and others.

View district court litigations by Bell Semiconductor. Unified is represented by Jon Bowser and Hong Shi of Hayes Boone, and by in-house counsel Michelle Aspen and Roshan Mansinghani.

To view any documents for the reexamination proceedings on Unified's Portal, go to https://portal.unifiedpatents.com/exparte/90015183.