Patent Trial and Appeal Board (PTAB) performance benchmarks for dispositions, pendency, inventory, and other tracking measures.


Trial statistics

Appeal and interference statistics

Special reports

Motion to Amend Study, Installment 6 through March 31, 2020 (updated July 2020) – a report on the outcomes of pre-pilot motions to amend in AIA trials and some limited data for motions to amend filed under the Office’s pilot program
     Data for 504 completed trials with a pre-pilot MTA (July 2020) – a report on the data for the 504 completed trials with a pre-pilot MTA

Trial statistics by patent and by claim (June 2020) - a report providing various AIA trial statistics, including results by petition, by patent, and by claim; also includes an update on multiple petitions.

Orange Book/biologics study (July 2019) - a report on AIA trials involving petitions challenging Orange Book listed patents and biologic patents. The report also includes a study on district court pharmaceutical litigation. Below are the individual data files in .csv format for the Orange Book/biologics study and the data dictionaries, which provides names, definitions, and attributes for the data in the files, in .pdf:
     Orange Book petitions (csv, pdf)
     Biologic petitions (csv, pdf)
     Litigation data for patents (csv, pdf)
     Litigation data for petitions (csv, pdf)

Parallel proceedings study (April 2019) - a report on interaction between parallel proceedings at the USPTO (e.g., AIA proceedings, reexam, and re-issue) involving issued patents

Expanded panels study (March 2018) - a report on panel expansion in AIA trials

Orange Book-listed patent study (March 2018) - a report on FDA-approved drug patents challenged in AIA trials

Multiple petition study (October 2017) - a report on multiple petitions filed in AIA trials


Email questions about PTAB statistics to PTAB Statistics Questions.