Before tech companies often focus on establishing themselves in the domestic market first rather than going for international patent filing. But this trend somewhat declining especially in the most recent two years. Below chart shows some of the top filers of PCT in 2018 & 2019: We also did an
Litigation data is demonstrating a declining pattern particularly after 2017 while the number of granted patents at USPTO has been increasing for a long time. The decline after 2017 could be a direct result of LOT Network, an initiative of Canon, Google, and Red Hat-led in 2014. For enrollment in
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