One account. Every library.
Your free ElkassabgiData key unlocks the whole family: IP Data Library (this site) and HF Data Library — 1-minute intraday U.S. equity data — and Econ Data Library — economic & financial time series.
Producer first, library second — the family standard.
United States Patent and Trademark Office — PatentsView bulk data (public domain); measures computed by the IP Data Library (ipdatalibrary.com), ElkassabgiData. Vintage: PatentsView 2026-07-15 release (USPTO Open Data Portal), coverage 1976-01-06 to 2025-12-30.
@misc{ipdatalibrary,
author = {Elkassabgi, Ahmed},
title = {IP Data Library: Free Intellectual Property --- Patent \& Innovation Data},
year = {2026},
url = {https://ipdatalibrary.com},
note = {Measures computed from USPTO/PatentsView bulk data (public domain),
PatentsView 2026-07-15 release (USPTO Open Data Portal), coverage 1976-01-06 to 2025-12-30. Accessed: [date]}
}Every bundle download also carries this citation in its x-citation response
header, together with an x-snapshot-vintage header naming the exact snapshot you
received — cite that vintage and your numbers are reproducible.
One account. Every library.
Your free ElkassabgiData key unlocks the whole family: IP Data Library (this site) and HF Data Library — 1-minute intraday U.S. equity data — and Econ Data Library — economic & financial time series.