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Patent Search: USPTO

L402data/government402 seen 2026-10-18

Pay-per-call endpoint from Lightning Enable. Price per call: 5 sat (≈ $0.0041).

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Proof

endpoint (shown as text, not a link, to avoid accidental calls): https://api.lightningenable.com/l402/proxy/patent-search-7443/search
“HTTP 402 + WWW-Authenticate: L402 invoice for 5 sat(s)”
source: api.lightningenable.com/l402/proxy/patent-search-7443/search

Details

Price per call
5 sat (≈ $0.0041)
Provider
Lightning Enable
Protocol
L402 · BTC (Lightning)
Method
GET
Price basis
invoice amount decoded from an unpaid HTTP 402 response
Last probed
2026-10-18

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