Trademark knock-out check with live official verification: name in, conflict risk verdict
Trademark knock-out check with live official verification: name in, conflict risk verdict out. Candidate conflicting marks are looked up in the USPTO TSDR system in real time and returned as verbatim official records (LIVE/DEAD status, owner, classes, dates) — research leads that could not be officially verified are labeled as such. US federal register; names the right register for non-US markets. Call before you commit to a name.
500000 (raw units)
price
1
calls / 30d
1
unique payers
2026-08-20
updated
Provider
legalpulse.theaslangroupllc.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "500000",
"maxTimeoutSeconds": 604900
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "985iFjbnGQ3dJcwXnfRCMSrH4Jnc3kW1N6msR64B5KX1",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:137",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:42161",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:480",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0x79A02482A880bCe3F13E09da970dC34dB4cD24D1",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:143",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:196",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0x779ded0c9e1022225f8e0630b35a9b54be713736",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:999",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0xb88339CB7199b77E23DB6E890353E22632Ba630f",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73k",
"payTo": "62A253YPATFNJCPRKID3FKD77MYJFNTVRYRP4B4JWG36EGLPY7UXFWGI7I",
"asset": "31566704",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "xrpl:0",
"payTo": "rMnHeutYALco8RYFVcmuU4BCgSzBpPEh32",
"asset": "XRP",
"amount": "500000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "xrpl:0",
"payTo": "rMnHeutYALco8RYFVcmuU4BCgSzBpPEh32",
"asset": "524C555344000000000000000000000000000000",
"amount": "0.5",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:56",
"payTo": "0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc",
"asset": "0x8d0D000Ee44948FC98c9B98A4FA4921476f08B0d",
"amount": "500000000000000000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {},
"type": "http"
},
"output": {
"example": {
"conflicts": [
{
"mark": "NIMBUS",
"serial_number": "97123456",
"severity": "significant",
"why_it_conflicts": "Near-identical wordmark; overlapping software goods (class 9/42)"
}
],
"headline": "A LIVE registration for a near-identical mark exists in class 9 — proceed only with attorney review.",
"next_steps": [
"Run the official search at tmsearch.uspto.gov",
"Consult a trademark attorney"
],
"official_verified_records": [
{
"classes": [
"009"
],
"mark": "NIMBUS",
"owners": [
"Nimbus Inc."
],
"serial_number": 97123456,
"tm5_status": "LIVE/REGISTRATION/Issued and Active"
}
],
"risk": "potential_conflict"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET",
"HEAD",
"DELETE"
],
"type": "string"
},
"queryParams": {
"properties": {
"goods": {
"description": "what it will be sold as — sharpens likelihood-of-confusion class analysis",
"type": "string"
},
"mark": {
"description": "the brand/product name to check",
"type": "string"
},
"serial": {
"description": "optional CSV of known USPTO serial/registration numbers to verify directly",
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_gxy6qn5p"
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
}
}Use it
curl
curl "https://legalpulse.theaslangroupllc.com/api/legal/trademark-check" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://legalpulse.theaslangroupllc.com/api/legal/trademark-check");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://legalpulse.theaslangroupllc.com/api/legal/trademark-check")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/5687.json, and this resource appears in /discovery/resources and /discovery/search.