Patent Trial and Appeal Board (PTAB) petitions

The Patent Trial and Appeal Board reviews petitions filed under the Leahy-Smith America Invents Act (AIA). Below is the number of petitions filed requesting inter partes review, post-grant review, and the transitional program for covered business methods patents.

Source: USPTO
Data last updated: Data used in the visualization is pulled from the PTAB API in realtime. The data behind the API is refreshed every hour.

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