# PTAB

Analysis and Outcome Prediction for US Patent & Trademark Office (PTO) Patent Trial and Appeals Board proceedings and decisions.

## PTAB_download_briefs.py

Software code used to download briefs and written decisions from the PTO OpenData website. API documentation: https://developer.uspto.gov/api-catalog/ptab-api-v2 (access PTAB data online at https://developer.uspto.gov/ptab-web/)

## PTAB_Institution_Proceedings_to_20211231.tsv

Raw data for text documents (including Petitions, Written Decisions, Preliminary Response briefs) for Institution phase of IPR, CBM, and PGR post-grant patent review challenges before PTAB. Includes proceeding names, proceeding (case) numbers, party names, filing dates, and outcomes. This file (TSV format) is available at: https://doi.org/10.5281/zenodo.6395412

## PTAB_Model_Responses_github.ipynb

Neural network (CNN+Attention) model for Patent Owner Preliminary Response Briefs.

## PTAB_Model_Decisions_github.ipynb

Neural network (CNN+Attention) model for Written Institution Decisions.

## PTAB_xgboost_github.ipynb

XGBoost with TF-IDF for analyzing written decisions and preliminary patent owenr's response briefs.