Resources
Changelog
What changed in the API, newest first. Changes are additive: existing fields and routes keep working.
- The API is served at
https://api.patentgrep.com. - Patent details: claims with dependencies, dates, parties, CPC titles, family, citation counts and term.
- Citations, backward and forward, with cursor paging past 10,000 rows.
- Prior art and similar, the description and the USPTO timeline.
- PDF and drawings: drawing sheets with figure labels and a representative figure.
- Search accepts day-precision dates (
from=YYYY-MM-DD,before) and pages past 40 withnextandafter.
10 October 2026
- All 27 PatentsView-compatible endpoints, built from our own parsing of USPTO files.
- PatentsView cursor paging with
o.after, withtotal_hitsfor the whole match.
9 October 2026
- PatentsView-compatible patent and publication endpoints with
q,f,sando.