moody@lemmings.worldtoTechnology@lemmy.zip•Zynga owes IBM $45M after using 1980s patented technology for hit gamesEnglish
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1 day agoThat was my thoughts. Patents normally expire after 20 years, so how is a patent from the 80s still valid after nearly 40?
So how is it that a patent from 1989 only expired in 2023?