At patent trial, Groupon casts IBM as shaking down other tech companies
https://www.reuters.com/article/us-ibm-groupon-lawsuit/at-patent-trial-groupon-casts-ibm-as-shaking-down-other-tech-companies-idUSKBN1K9349
A lawyer for discount e-commerce company Groupon Inc told a court in Delaware on Thursday that International Business Machines Corp has shaken down practically every large tech firm for patent fees.