Bell Semiconductor, LLC (Bell Semic), a Hilco Inc. (d/b/a Hilco Global) company, has acquired a portfolio of over 50 US patents from STMicro, according to assignment data recently made public by the USPTO. Bell Semic is waging a campaign asserting patents received from Broadcom, as is related plaintiff Bell Northern Research, LLC—which earlier this year, took its campaign to the International Trade Commission (ITC).