Quick Search
Advanced Search
Patent Number Search

View Patent Full-Page Images
      How to View Patent Images

Status & Event History
Database Contents
Help Files   

Quick Search
Advanced Search
Publication Number Search

View Publication Full-Page Images
      How to View Published Application Images

Status & Event History
Help Files

Information Applicable to Both Databases

Important Notices and Policies -- Please read!
How to Access and View Full-Page Images
Problems Using the Databases?
Report Errors in Data Content

Related USPTO Services

Tools to Help in Searching by Patent Classification
Patent Application Information Retrieval (PAIR)
Patent Assignment Database
Patent Attorneys and Agents
Downloadable Published Sequence Listings