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Google Patent Details API

One patent's page on Google Patents by publication number (US9876543B2, EP1234567A1, WO2017120318A1, ...): title, abstract, inventors, current and original assignees, priority, filing, publication, grant and expected expiration dates, legal status, PDF link, claim count with the first claim and the number of independent claims, description length, CPC classifications, patent and non-patent citations, cited-by and family citation counts with the citing documents, the patent family (family id, applications, countries, also published as), similar documents, the event timeline, legal events and drawing images. Text is in English by default (Google's machine translation for non-English originals). Unknown numbers, blocked or verification pages are never charged.

GEThttps://api.gridlode.com/v1/search/google/patents/details
Get an API keyReference docs

Parameters

NameTypeDescription
patent_idrequiredstringPublication number such as US9876543B2, EP1234567A1, WO2017120318A1 or CN115498949A, or a patents.google.com/patent/... URL.
languagestringPage language: en shows Google's English text (machine-translated for non-English originals); use the original language code (de, zh, ja, ...) for the original text.
Default: "en"
max_ageintegerAccept a cached answer up to this many seconds old, billed at 50%. Default 0 (always fresh).

Response fields

    Code

    curl "https://api.gridlode.com/v1/search/google/patents/details?patent_id=US9876543B2" \
  -H "Authorization: Bearer $GRIDLODE_KEY"
    1 credit per request
    One credit is $0.001 on the smallest pack, from $0.0003 on enterprise plans.
    Half price for cached data
    Cached for up to 24 h. Pass max_age to use it.
    Failed requests are free
    Blocks, timeouts and target errors never cost credits.

    Market reference: SerpApi Google Patents Details (plans from ~$15 per 1k); SearchAPI Google Patents $4.00 → $1.00 per 1k.

    Questions

    How much does the Google Patent Details API cost?

    1 credit per request. One credit costs $0.001 on the smallest pack and as little as $0.0003 on enterprise plans. Cached answers cost half and failed calls are free.

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