theodp writes "Amazon's 10-K SEC filing discloses that the e-tailer has been sued for infringing on Soverain Software patents for Network Sales Systems (5,715,314 & 5,909,492) and Internet Server Access Control and Monitoring Systems (5,708,780), aka the Open Market patents, aka the Divine cashectomy patents, which Soverain obtained in the wake of Divine's bankruptcy sale."
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