I want a rough estimate and does not really need the exact number. Is it more than 500 per year overall? more than 100?

So I want to know how common is it for these companies to litigate each other.

  • In the US or worldwide? An interesting question, but I’m not sure we have any more insight than you’ll get from searching Google.
    – Eric S
    May 2 at 18:12
  • @EricS I'm interested in US
    – mahyar s
    May 2 at 18:33

It's much more than 500 per year but the number varies year to year and the rate has grown considerably from 2009. You might like to peruse this document:


It covers more than US activity but you'll find US-specific charts and commentary.

  • Welcome to ask patents! It is encouraged to summarize the main points of external sources in case the original document ceases to be accessible.
    – DonQuiKong
    May 3 at 17:47
  • So is it for public companies suing public companies?
    – mahyar s
    May 4 at 19:46

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