Radar — free check

Type your mark. See what's already out there.

Searches USPTO filings from the last 12 months. Free. No signup. No results stored.

What

A free, anonymous look at USPTO filings that are textually or phonetically close to your mark.

How

pg_trgm trigram similarity + Levenshtein + Double Metaphone, scored against class overlap. Same engine that powers Radar's daily scan, minus the Claude analysis.

What it isn't

A legal opinion. Use this for early triage before consulting a trademark attorney.

Already filed? Want this checked daily?

Radar runs the same search every day across new filings, then uses Claude to explain each potential conflict in plain English — including opposition deadlines.

$4.90/month · 30-day money-back guarantee · cancel anytime.