Contains daily (front file - Calendar Year 2020) and annual (backfile - August 1980 - December 31, 2019) patent assignment text (no drawings/images) derived from patent assignment recordations made at
As described in https://data.cityofchicago.org/stories/s/311-Dataset-Changes-12-11-2018/d7nq-5g7t, the function of this dataset was replaced by https://data.cityofchicago.org/d/v6vf-nfxy. This dataset