2s
Search US patent applications and grants via the USPTO Open Data Portal. Query: q (required, 2+ chars), yearFrom / yearTo (optional filing-year bounds), applicationType (optional: Utility|Design|Plant|Reissue), limit (1-100, default 10), offset (0-based, default 0). Returns { total, returned, offset, limit, hits[{ applicationNumber, title, applicationType, firstInventor, inventors[], applicants[], filingDate, effectiveFilingDate, status:{ code, description, updatedAt }, cpcSymbols[], uspcSymbol, url }] }. URLs link to USPTO Patent Center for the public file wrapper.
Offering
- Provider
- 2s.io
- Method
- GET
- Offering type
- Api Endpoint
- Transport type
- http
- Category
- Legal And Compliance
- Delivery
- Not provided
- Pricing model
- Not provided
- x402 version
- 2
Endpoint context
- URL
https://2s.io/api/patents/search- MIME type
- application/json
- First seen
- 2026-10-16T01:54:06.400Z
- Last seen
- Tags
- public-records, identifiers, AI-agents, us-gov-data, X402, upto-billing, ai-gateway, agent-infrastructure
Payment pricing
x402 payment terms are the authoritative price for calling this endpoint.
- Payment option 1
- 0.0045 USDC
Atomic price: 4500 · Network: eip155:8453 · Asset: USDC · Scheme: exact - Payment option 2
- 0.0045 USDC
Atomic price: 4500 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
{
"scheme": "exact",
"network": "eip155:8453",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "4500",
"payTo": "0x2b6D4988Db4723E6908Db86Ab2b8dFBc51FC32C5"
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "4500",
"payTo": "TW6ntaGzvj63ZgPjszd4FCGmVTGfzv1MAYZbjYcyWhn"
}
]Observed health
- Status
- Healthy
- Latest latency
- 90 ms
- Average latency
- 360 ms
- HTTP status
- 402
- Last checked
- Reachability
- 100% over 12 checks
Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.
Input schema
{
"type": "object",
"properties": {
"type": {
"const": "http"
},
"method": {
"const": "GET"
},
"queryParams": {
"properties": {
"q": {
"type": "string",
"description": "Free-text search across patent titles and abstracts."
},
"yearFrom": {
"type": "integer",
"description": "Earliest filing year (inclusive)."
},
"yearTo": {
"type": "integer",
"description": "Latest filing year (inclusive)."
},
"applicationType": {
"type": "string",
"description": "Utility | Design | Plant | Reissue."
},
"limit": {
"type": "integer",
"description": "1-100, default 10."
},
"offset": {
"type": "integer",
"description": "0-based page offset."
}
},
"required": [
"q"
]
}
},
"required": [
"type",
"method",
"queryParams"
]
}Output schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"type": "object",
"properties": {
"input": {
"type": "object",
"properties": {
"type": {
"const": "http"
},
"method": {
"const": "GET"
},
"queryParams": {
"properties": {
"q": {
"type": "string",
"description": "Free-text search across patent titles and abstracts."
},
"yearFrom": {
"type": "integer",
"description": "Earliest filing year (inclusive)."
},
"yearTo": {
"type": "integer",
"description": "Latest filing year (inclusive)."
},
"applicationType": {
"type": "string",
"description": "Utility | Design | Plant | Reissue."
},
"limit": {
"type": "integer",
"description": "1-100, default 10."
},
"offset": {
"type": "integer",
"description": "0-based page offset."
}
},
"required": [
"q"
]
}
},
"required": [
"type",
"method",
"queryParams"
]
}
},
"required": [
"input"
]
}