Patent Links

Main site

• Contacts
  • Roster of Registered Patent Attorneys
  • Telephone Directory
• Electronic Business Center
• Patent Center
• Private PAIR sign-in
• Fees
• Forms

• Legal Policies
  • MPEP (Search MPEP)
    • Chapter 700
    • Chapter 2100
    • Laws
    • Rules
• Searching
  • Advanced
  • Basic
• Sitemap

Other Free Patent Search Resources

• Google Patents
  • Advanced
• Espacenet Search
• Free Patents Online
• WIPO Patentscope
  • Advanced

Paid Searching Services

• AcclaimIP

World Patent Resources

International and Regional

• World Intellectual Property Organization
• European Patent Office

Foreign National

• Canadian Intellectual Property Office
• CNIPA - China Patent Office
• India Patent Office
• Japanese Patent Office
  • Japanese Patent Search
• United Kingdom Patent Office

Patent Law and State Law

• CAFC (Court of Appeals for the Federal Circuit) decisions
• Statutory and Case Law
• United States Code (U.S.C.)

Download US Patents & US Applications

• See Get Patents (link on sidebar to the left)