search_patents_by_cpc_bigquery
AI agents call search_patents_by_cpc_bigquery to retrieve information from Claude Patent Creator without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Despite the empty description, the function name unambiguously indicates this is a search operation querying BigQuery for patent data by CPC (Cooperative Patent Classification) codes. Search operations are Read-category activities: they retrieve data without side effects. The tool operates within a patent analysis context where querying prior art and patent information is a standard, safe read operation.
From the tool's definition Tool name contains 'search_patents' and references BigQuery, indicating it queries a patent database. The 'search' verb and integration with a data warehouse suggest read-only retrieval of patent information.
Documented attack patterns abuse exactly the kind of access search_patents_by_cpc_bigquery gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Claude Patent Creator, and nothing reaches the server without passing your rules. This is the rule we recommend for search_patents_by_cpc_bigquery:
{
"version": "1",
"default": "deny",
"tools": {
"search_patents_by_cpc_bigquery": {}
}
}search_patents_by_cpc_bigquery is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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search_patents_by_cpc_bigquery. It is categorised as a Read tool in the Claude Patent Creator MCP Server, which means it retrieves data without modifying state.
Register the Claude Patent Creator MCP server in PolicyLayer and add a rule for search_patents_by_cpc_bigquery: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Claude Patent Creator. Nothing to install.
search_patents_by_cpc_bigquery is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the search_patents_by_cpc_bigquery rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for search_patents_by_cpc_bigquery. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
search_patents_by_cpc_bigquery is provided by the Claude Patent Creator MCP server (robthepcguy/claude-patent-creator). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 30 Claude Patent Creator tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
30 Claude Patent Creator tools catalogued and risk-classified — across an index of 42,500+ MCP servers.