the402 endpoint detail

← All endpoints

patentpulse.theaslangroupllc.com patent trademark

https://patentpulse.theaslangroupllc.com/api/patent/trademark

answers 402, partial

Trademark search / brand-name clearance / trademark availability check for any mark. Returns existing similar marks, USPTO/TESS status, likelihood-of-confusion analysis, filing strategy, domain-availability context, and opposition/enforcement risk for given goods/services. For IP and brand agents. Worldwide.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse. It advertises 13 ways to pay and only 12 of them are usable.
Price
$0.06
Network
base
Pay to
0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
124 ms
Payment options
12 usable of 13
Last checked
2026-08-15T14:33:14.146Z (4d ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fpatentpulse.theaslangroupllc.com%2Fapi%2Fpatent%2Ftrademark"