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Patent search, patent details and company patents

Google Patents searches public records and provides patent details and company summaries; legal status is estimated, and citations, claims, and company breakdowns have record limits.

Get patent

Get the details of one public patent or published application by number, title, or Google Patents link. A title selects the closest matching result; citations and claims are capped.

Your information

Patent or publication number, title, or Google Patents link, for example US 10,000,000.

1 credit per run

Results

What you’ll get

Each run returns the following information.

Title
Patent title.
Claims
A list of items
Status
Stated legal status in words.
Abstract
Patent abstract.
PDF Link
PDF download link, when listed.
Inventors
Inventor names.
Grant Date
Grant date, YYYY-MM-DD, if granted.
Claim Count
Total claim count.
Filing Date
Filing date, YYYY-MM-DD.
Patent Link
Google Patents page link.
Patent Number
Publication number.
Patents Cited
A list of items
Priority Date
Earliest stated priority date, YYYY-MM-DD.
Family Members
A list of items
Classifications
A list of items
Publication Date
Publication date, YYYY-MM-DD.
Current Assignees
Current assignees.
Patents Citing It
A list of items
Original Assignees
Original assignees.
Anticipated Expiration Date
Stated expected expiration date, YYYY-MM-DD.
Your information carries over to Studio.

Choose an action

About Google Patents

Google Patents searches patents by invention description, with optional assignee, inventor, country, filing-date, and publication-stage filters.

Get patent returns details for one public patent or published application; enter its number, title, or Google Patents link.

List company patents summarizes a company’s public patents by filing year, technology, inventor, and recent records; enter a company.

Built by Fous from patents.google.com and checked automatically; it last passed a check on Sep 29, 2026. Fous is not affiliated with Google Patents.

Actions

Get patent

1 credit per run

Get the details of one public patent or published application by number, title, or Google Patents link. A title selects the closest matching result; citations and claims are capped.

What you provide

FieldTypeRequiredDescription
PatentpatentTextRequiredPatent or publication number, title, or Google Patents link, for example US 10,000,000.Example: US 10,000,000

What you get

FieldTypeDescription
TitletitleTextPatent title.
ClaimsclaimsListUp to 100 numbered claims in plain text.
Textclaims[].textText
Numberclaims[].numberNumber
StatusstatusTextStated legal status in words.
AbstractabstractTextPatent abstract.
PDF Linkpdf_linkTextPDF download link, when listed.
InventorsinventorsListInventor names.
Grant Dategrant_dateTextGrant date, YYYY-MM-DD, if granted.
Claim Countclaim_countNumberTotal claim count.
Filing Datefiling_dateTextFiling date, YYYY-MM-DD.
Patent Linkpatent_linkTextGoogle Patents page link.
Patent Numberpatent_numberTextPublication number.
Patents Citedpatents_citedListUp to 50 patents cited by this patent.
Titlepatents_cited[].titleTextTitle of cited patent.
Assigneepatents_cited[].assigneeTextOriginal assignee listed for the patent.
Patent Linkpatents_cited[].patent_linkTextGoogle Patents page link.
Patent Numberpatents_cited[].patent_numberTextPublication number.
Priority Datepriority_dateTextEarliest stated priority date, YYYY-MM-DD.
Family Membersfamily_membersListFamily member publications and authorities.
Countryfamily_members[].countryTextCountry or patent authority.
Patent Linkfamily_members[].patent_linkTextGoogle Patents page link.
Patent Numberfamily_members[].patent_numberTextFamily member publication number.
ClassificationsclassificationsListClassifications and their plain-language descriptions.
Cpc Codeclassifications[].cpc_codeTextCPC classification code, when available.
Descriptionclassifications[].descriptionTextPlain-language classification description.
Publication Datepublication_dateTextPublication date, YYYY-MM-DD.
Current Assigneescurrent_assigneesListCurrent assignees.
Patents Citing Itpatents_citing_itListUp to 50 patents citing this patent.
Titlepatents_citing_it[].titleTextTitle of cited patent.
Assigneepatents_citing_it[].assigneeTextOriginal assignee listed for the patent.
Patent Linkpatents_citing_it[].patent_linkTextGoogle Patents page link.
Patent Numberpatents_citing_it[].patent_numberTextPublication number.
Original Assigneesoriginal_assigneesListOriginal assignees.
Anticipated Expiration Dateanticipated_expiration_dateTextStated expected expiration date, YYYY-MM-DD.

List company patents

1 credit per run

Summarize a company’s public patents by filing year, technology area, inventor, and recent patent. Breakdowns use up to 50 most recent records rather than 500 because patent classifications require individual records. Status describes publication stage, not current legal status.

What you provide

FieldTypeRequiredDescription
TopictopicTextOptionalWords to narrow the portfolio, for example battery.Example: Battery
CompanycompanyTextRequiredCompany or assignee name, for example Apple or Siemens.Example: Siemens
Max Recentmax_recentNumberOptionalMaximum number of recent patents, for example 20.Example: 5
Filed Afterfiled_afterDateOptionalFirst filing date to include, for example 2020-01-01. Defaults to ten years before today.Example: 2024-01-01
Filed Beforefiled_beforeDateOptionalLast filing date to include, for example 2024-12-31. Defaults to today.Example: 2024-01-31

What you get

FieldTypeDescription
CompanycompanyTextExample: Siemens
Sample Sizesample_sizeNumberExample: 22
Top Inventorstop_inventorsList
Nametop_inventors[].nameTextExample: Michael Finkenzeller
Counttop_inventors[].countNumberExample: 3
Recent Patentsrecent_patentsList
Linkrecent_patents[].linkTextExample: https://patents.google.com/patent/DE102024200907A1/en
Titlerecent_patents[].titleTextExample: Land-based virtual spreading agent level indicator
Numberrecent_patents[].numberTextExample: DE102024200907A1
Statusrecent_patents[].statusTextExample: Published application
Grant Daterecent_patents[].grant_dateDate
Filing Daterecent_patents[].filing_dateDateExample: 2024-01-31
Filings Per Yearfilings_per_yearList
Yearfilings_per_year[].yearNumberExample: 2024
Countfilings_per_year[].countNumberExample: 22
Total Results Foundtotal_results_foundNumberExample: 22
Top Technology Areastop_technology_areasList
Counttop_technology_areas[].countNumberExample: 5
Descriptiontop_technology_areas[].descriptionTextExample: Processes or means, e.g. batteries, for the direct conversion of chemical…

Example result

For Topic: Battery, Company: Siemens, Max Recent: 5, Filed After: 2024-01-01, Filed Before: 2024-01-31

JSON
{
  "company": "Siemens",
  "sample_size": 22,
  "top_inventors": [
    {
      "name": "Michael Finkenzeller",
      "count": 3
    },
    {
      "name": "Antonio de Rosa",
      "count": 1
    },
    {
      "name": "Antonio De Rosa",
      "count": 1
    }
  ],
  "recent_patents": [
    {
      "link": "https://patents.google.com/patent/DE102024200907A1/en",
      "title": "Land-based virtual spreading agent level indicator",
      "number": "DE102024200907A1",
      "status": "Published application",
      "grant_date": null,
      "filing_date": "2024-01-31"
    },
    {
      "link": "https://patents.google.com/patent/WO2024170278A1/en",
      "title": "Device for inductively charging a battery of a motor vehicle",
      "number": "WO2024170278A1",
      "status": "Published application",
      "grant_date": null,
      "filing_date": "2024-01-31"
    },
    {
      "link": "https://patents.google.com/patent/DE102024200908A1/en",
      "title": "Land-side virtual windshield washer fluid level indicator",
      "number": "DE102024200908A1",
      "status": "Published application",
      "grant_date": null,
      "filing_date": "2024-01-31"
    }
  ],
  "filings_per_year": [
    {
      "year": 2024,
      "count": 22
    }
  ],
  "total_results_found": 22,
  "top_technology_areas": [
    {
      "count": 5,
      "description": "Processes or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy"
    },
    {
      "count": 5,
      "description": "Electric power networks; circuit arrangements or systems for supplying or distributing electric power; systems for storing electric energy"
    },
    {
      "count": 4,
      "description": "Magnets; inductances; transformers; selection of materials for their magnetic properties"
    }
  ]
}

Search patents

1 credit per run

Find Google Patents about an invention, with optional inventor, assignee, country, filing-date and publication-stage filters. Legal status is the site’s estimate, not a legal conclusion.

What you provide

FieldTypeRequiredDescription
PagepageNumberOptionalResults page to return, for example 2. The first page is 1.Example: 1
SortsortTextOptionalResult order, for example newest.Example: Newest
QueryqueryTextRequiredDescribe the invention in plain words, for example wireless charging for electric cars.Example: battery temperature management
StatusstatusTextOptionalPublication stage, for example granted. Any includes both.Example: Granted
CompanycompanyTextOptionalAssignee company, for example Tesla.Example: Tesla
InventorinventorTextOptionalInventor name, for example John B Goodenough.Example: John B Goodenough
CountriescountriesListOptionalCountries by name or two-letter code, for example ["United States", "Germany"]. Omit for all countries.
Filed Afterfiled_afterDateOptionalEarliest filing date, for example 2015-01-01.Example: 2000-01-01
Max Resultsmax_resultsNumberOptionalNumber of patents to return, for example 20. Maximum 100.Example: 5
Filed Beforefiled_beforeDateOptionalLatest filing date, for example 2025-01-01.Example: 2025-01-01

What you get

FieldTypeDescription
PatentspatentsList
Linkpatents[].linkTextExample: https://patents.google.com/patent/US12322831B2/en
Titlepatents[].titleTextExample: Electrolyte membrane for an alkali metal battery
Statuspatents[].statusTextExample: Active
Assigneepatents[].assigneeTextExample: Enpower Greentech, Inc.
Inventorspatents[].inventorsList
Grant Datepatents[].grant_dateDateExample: 2025-06-03
Filing Datepatents[].filing_dateDateExample: 2021-09-27
Patent Numberpatents[].patent_numberTextExample: US12322831B2
Priority Datepatents[].priority_dateDateExample: 2020-09-28
Abstract Snippetpatents[].abstract_snippetTextExample: The present disclosure relates to an electrolyte membrane for an alkali metal…
Publication Datepatents[].publication_dateDateExample: 2025-06-03
Thumbnail Image Linkpatents[].thumbnail_image_linkTextExample: https://patentimages.storage.googleapis.com/76/0c/26/10bae5286c8678/US12322831…

Example result

For Sort: Newest, Query: battery temperature management, Status: Granted, Inventor: John B Goodenough, Countries: United States, Filed After: 2000-01-01, Max Results: 5, Filed Before: 2025-01-01

JSON
{
  "patents": [
    {
      "link": "https://patents.google.com/patent/US12322831B2/en",
      "title": "Electrolyte membrane for an alkali metal battery",
      "status": "Active",
      "assignee": "Enpower Greentech, Inc.",
      "inventors": [
        "John B. Goodenough"
      ],
      "grant_date": "2025-06-03",
      "filing_date": "2021-09-27",
      "patent_number": "US12322831B2",
      "priority_date": "2020-09-28",
      "abstract_snippet": "The present disclosure relates to an electrolyte membrane for an alkali metal or an alkali metal ion battery, comprising: a composite membrane comprising an ionically conductive polymer; an alkali met…",
      "publication_date": "2025-06-03",
      "thumbnail_image_link": "https://patentimages.storage.googleapis.com/76/0c/26/10bae5286c8678/US12322831-20250603-D00000.png"
    },
    {
      "link": "https://patents.google.com/patent/US11049667B2/en",
      "title": "Heat energy-powered electrochemical cells",
      "status": "Expired - Fee Related",
      "assignee": "Hydro-Quebec",
      "inventors": [
        "John B. Goodenough"
      ],
      "grant_date": "2021-06-29",
      "filing_date": "2020-09-01",
      "patent_number": "US11049667B2",
      "priority_date": "2017-10-12",
      "abstract_snippet": "The present disclosure provides a heat energy-powered electrochemical cell including an anode, a cathode, and a solid metal polymer/glass electrolyte. The solid metal polymer/glass electrolyte include…",
      "publication_date": "2021-06-29",
      "thumbnail_image_link": "https://patentimages.storage.googleapis.com/da/43/6e/105f6991d4c7c5/US11049667-20210629-D00000.png"
    }
  ]
}

For developers

Run this workflow from your own code. In Studio, turn on Developer mode and create an API key.

cURL
# First set your key: export FOUS_API_KEY='YOUR_FOUS_API_KEY'
: "${FOUS_API_KEY:?Set FOUS_API_KEY before running this example}"

curl 'https://api.fous.com/v1/query' \
  --fail-with-body --silent --show-error --max-time 120 \
  -H "Authorization: Bearer $FOUS_API_KEY" \
  -H 'Content-Type: application/json' \
  --data-raw '{
  "api": "@google-patents",
  "visibility": "public",
  "operation": "get_patent",
  "version": 1,
  "input": {
    "patent": "US 10,000,000"
  },
  "response": {
    "format": "json"
  }
}'

What you can do with it

  • Find patents related to an invention and filter results by country or date.
  • Review a patent’s claims, citations, classifications, and family publications.
  • Compare a company’s patent filings across years and technology areas.
  • Identify frequent inventors in a company’s public patent records.
  • Track recent public patents assigned to a company.

Questions

Is Fous affiliated with Google Patents?

No. Fous is not affiliated with Google Patents. This workflow reads the public patents.google.com website and returns its data.

How much does it cost?

Each run costs 1 credit. With pay-as-you-go, a credit costs 1¢; monthly plans cost less per credit.

Do I need a Google Patents account?

No. You only need a Fous account.

How current is the data?

Fous gets the data from patents.google.com when you run it; repeating the same request within a day may return the saved result. Fous checks this workflow automatically; it last passed a check on Sep 29, 2026.

What patents match an invention description?

Search patents finds records using a plain-language invention description and optional filters.

What claims and citations does a patent have?

Get patent returns up to 100 numbered claims and up to 50 patents cited by the specified patent.

How many patents has a company filed by year?

List company patents summarizes filings by year, along with technology areas, top inventors, and recent records.

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