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The reports on this page list the cumulative number of ex parte appeal, reexamination, and interference cases received by the Patent and Trial Appeal Board (PTAB) from each Technology Center during the present fiscal year, as well as the cumulative number of dispositions (e.g., number affirmed, reversed).
Appeals
- Receipts and Dispositions by Technology Center FY 2023
- Receipts and Dispositions by Technology Center FY 2022
- Receipts and Dispositions by Technology Center FY 2021
- Receipts and Dispositions by Technology Center FY 2020
- Receipts and Dispositions by Technology Center FY 2019
- Receipts and Dispositions by Technology Center FY 2018
Interferences
- Receipts and Dispositions by Technology Center FY 2023
- Receipts and Dispositions by Technology Center FY 2022
- Receipts and Dispositions by Technology Center FY 2021
- Receipts and Dispositions by Technology Center FY 2020
- Receipts and Dispositions by Technology Center FY 2019
- Receipts and Dispositions by Technology Center FY 2018
View statistical information in legacy format from prior years. Email questions about PTAB statistics to PTAB Statistics Questions.