https://www.theregister.co.uk/2018/07/30/hot_us_deal_ibm_wins_83m_from_groupon_in_ecommerce_patent_spat/

IBM has won $82.5m in a legal battle against Groupon over e-commerce patent infringement.

The verdict, delivered by a jury at the end of last week after a 10-day trial, was that Groupon had wilfully infringed a number of IBM's patents.