Below is a link to a folder that includes claims variables for patents granted from January 1976 through December 2023. If you use a variable with author information next to it, please cite the appropriate work. This folder includes nine different zip files. For ease of download and ease of importing, files are divided by patent number. File“claims_non_utility.tsv.zip” includes all non-utility patents. File“claims_5m.tsv.zip” includes all patents issued beginning January 1976 through patent number 5,000,000. File“claims_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
short_claim_count
Number of words in shortest independent claim(Marco et al., 2019*)
first_claim_count
Number of words in first independent claim(Kuhn and Thompson, 2019**)
average_claim_count
Average number of words in all independent claims
dep_claims
Number of dependent claims
ind_claims
Number of independent claims(Marco et al., 2019*)
*Marco, A. C., Sarnoff, J. D., and deGrazia, C. A.W. 2019. Patent claims and patent scope. Research Policy, 48(9), pp. 1-17.
**Kuhn, J. M. and Thompson, N.C. 2019. How to Measure and Draw Causal Inferences with Patent Scope. International Journal of Economics and Business, 26(1), pp. 5-38.
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.