Below is a link to a folder that includes all IPC data for patents granted from January 1976 through December 2023. This folder includes nine different zip files. For ease of download and ease of importing, files are divided by patent number. File“ipc_non_utility.tsv.zip” includes all non-utility patents. File“ipc_5m.tsv.zip” includes all patents issued beginning January 1976 through patent number 5,000,000. File“ipc_6m.tsv.zip” includes all patents between patent number 5,000,001 and patent number 6,000,000. Etc, etc.
Each file contains the following columns:
Variable
Description
patnum
Patent number
ipc_section
IPC section
ipc_class
IPC class
ipc_subclass
IPC subclass
ipc_main_group
IPC main group
ipc_subgroup
IPC subgroup
ipc_sequence
Patent-level position within IPC classifications
ipc_date
IPC version date
If you have any issues downloading the data, find any problems with the data, or have suggestions for how to make the data better/more user friendly, please let me know: mwoeppel@iu.edu.