14M+ trademarks. 200 years of filings. One fast API. No SDKs, no nonsense. Free tier, no key needed.
Everything you need to build trademark search, monitoring, and analysis tools.
Typo-tolerant full-text search across 14M+ trademark records. Find marks even with misspellings.
Sub-5ms suggestions endpoint for building instant search experiences in your apps.
Filter by status, classification codes, filing date ranges, owner country, state, and more.
Get distribution counts across status codes, international classes, and owner countries alongside search results.
Automated ETL pipeline pulls new filings from USPTO every morning. Always up to date.
Full OpenAPI 3.1 spec with interactive Scalar documentation. Explore every endpoint.
No SDK needed. Just HTTP requests and JSON responses. Copy, paste, ship.
curl "https://api.markbase.co/search?q=nike&limit=5"{
"query": "nike",
"hits": [
{
"serial_number": "73811162",
"word_mark": "NIKE",
"owner_name": "Nike, Inc.",
"status_code": "800",
"filing_date": "19880725"
}
],
"total_hits": 4283,
"processing_time_ms": 12
}Every endpoint returns JSON. No auth tokens, no SDKs, no rate limits. Just clean HTTP requests.
Start free. Upgrade when you need more.
Get started instantly
For apps going to production
For high-volume applications
Markbase is a product of Rad Soft Inc. All correspondence will be sent from @radsoftinc.com.
No API key. No rate limits. Just send a request and get trademark data back.