Patent by Ouroboros Apps MCP Server

by lahutchins91 Your server? Claim it

answering

Patent by Ouroboros Apps is answering right now. Last checked 4 min ago. It exposes 4 tools. Last commit 9 Oct 2026.

USPTO patent search and prior art lookup. Not legal advice

Uptime history 7 days of history · worst day 99%

7 days agonow

100.0%

Uptime 24h

92 of 92 checks

Tools

read from the server

255 ms

Response time

average over 24h

Stars

last commit 9 Oct 2026

What changed 6

Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 9 October 2026. No other catalogue keeps this.

9 Oct 3 tool descriptions were rewritten find_patent_citations, get_patent, search_patents

9 Oct 2 tools changed the parameters they ask for get_patent, search_patents

8 Oct a tool description was rewritten find_patent_citations

Patent by Ouroboros Apps missed one check this week

Everything else answered, so this is steady rather than shaky. We check every 15 minutes, which is how a one-off gets told apart from the start of a pattern, and how you hear about the next one within the hour instead of from your users.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 4 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

claude mcp add patent --transport http https://patent-mcp.vercel.app/mcp

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "patent": {
      "url": "https://patent-mcp.vercel.app/mcp"
    }
  }
}

~/.codex/config.toml

[mcp_servers.patent]
url = "https://patent-mcp.vercel.app/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "patent": {
      "url": "https://patent-mcp.vercel.app/mcp"
    }
  }
}

.vscode/mcp.json

{
  "mcpServers": {
    "patent": {
      "url": "https://patent-mcp.vercel.app/mcp"
    }
  }
}

Available tools 4

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

patent

find_patent_citations

List documents cited by a US patent and documents that cite it, using USPTO grant references and USPTO office-action citations. The PatentsView citation graph is paused. Not legal advice.

get_patent

Fetch one US patent's title, abstract, claims, status, family, and citations from USPTO. Missing text is omitted rather than filled in. Not legal advice.

patents

search_patents

Search public US patent records by keywords, claim language, CPC class, assignee, inventor, or grant date. Every number in the result was returned by USPTO. Not legal advice.

prior

search_prior_art

Turn an idea description into a public-patent search and return the closest records the offices actually returned, with Google Patents links. Ranking counts overlapping words. It is not a patentability opinion. Not legal advice.

Endpoints

URL	Transport	State	Latency	Checked
https://patent-mcp.vercel.app/mcp	streamable-http	answering	210 ms	4 min ago

Alternatives to Patent by Ouroboros Apps

same job, measured the same way

Patents MCP

by tushariitr-19

Patent search and prior art discovery via Google Patents on BigQuery

local only

Papers by Ouroboros Apps

by lahutchins91

Research paper search with real citations and reference formatting for AI assistants

4 tools answering

Legal MCP Server

by thenextgennexus

Search court records, patents, and trademarks for legal research

15 installs/wk local only

Deposit by Ouroboros Apps

by lahutchins91

Freelance deposit and payment schedule for AI assistants

12 tools answering

Nord Trail Store

by expandingweb

Reference agent-ready storefront: search, look up and price a real Magento catalog.

6 tools answering

Midwest Legal Docs

by grazy88

Legal-form catalog, search, and checkout for AI agents. Document prep only; not a law firm.

answering

Hikingproject MCP

by mrfentmen

Hiking trails: nearby search and lookup.

68 installs/wk local only

Policy Pal

by policypal

Grounded, quoted readings of privacy policies and terms of service. Not legal advice.

3 tools answering

Patent by Ouroboros Apps — questions

Answers built from our own checks of this server.

What can Patent by Ouroboros Apps do?

It exposes 4 tools, read directly from the server on our last check. Among them: find_patent_citations, get_patent, search_patents, search_prior_art. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

Is Patent by Ouroboros Apps working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 92 of 92 checks got a reply (100.0%), average response time 255 ms. The bar chart above shows every period we have measured.

How do I connect Patent by Ouroboros Apps?

Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does Patent by Ouroboros Apps need an API key?

No. Patent by Ouroboros Apps completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 4 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is Patent by Ouroboros Apps?

It answers our handshake in 255 ms on average, which is faster than 54% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.

Is Patent by Ouroboros Apps open source?

Yes — it is published under the MIT licence, written in TypeScript and 0 stars on GitHub. The source link is on this page, so you can read exactly what it does with your data before you connect it.