Classification Resources

Confirmation

  • Revision & Reclassification
    • CPC
      •    Consolidated Revision Concordance List (RCL)
      •    List of Deleted Symbols
      •    Notice of Changes
      •    Reclassification Request
      •    Revision & Reclassification Project Status
      •    Revision Request
    • IPC
      •    Revision & Reclassification Project Status
    • Locarno
      •    Revision & Reclassification Project Status
    • USPC
      •    Orders
      •    Revision Request (Plants and Designs only)
  • General Training
    • CPC
      •    Classification Allocation Tool (CAT) and Scheme Navigator
      •    Cooperative Patent Classification (CPC) Training
      •    FAQ
      •    Guide to the CPC (Cooperative Patent Classification)
      •    Restrictions and CPC
    • IPC
      •    Guide to International Patent Classification
      •    FAQ
      •    Strasbourg Agreement
    • Locarno
      •    About the Locarno Classification
      •    FAQ
      •    Locarno Agreement
    • USPC
      •    General Guide
  • Additional Resources
    • CPC
      •    Examiner Synonym Tool
      •    Policy
      •    QA Tool Lookup (QN Only)
      •    Scheme
      •    Y10T Concordance
    • IPC
      •    General Resources
      •    IPC Scheme
    • Locarno
      •    Locarno Classification
      •    US-to-Locarno Concordance
    • USPC
      •    Automated Classification Evaluator (Authorized user only)
      •    Class Titles
      •    E-Subclass
      •    General Resources
      •    Modify USPC picture (Design only)
      •    Patent Transfer Inquiry (PTI)
    • Other
      •    Espacenet Patent Search
      •    JPO Classification system- File Index (FI) and F-terms
      •    Nice Agreement
      •    Vienna Agreement
      •    WIPO Standards on Industrial Property Information and Documentation
  • Contacts
    • Patent Classification
      •    Chemical/Biotech
      •    Designs
      •    Electrical/Computer Science
      •    Mechanical/General
    • TC POCs
      •    TC 1600
      •    TC 1700
      •    TC 2100
      •    TC 2400
      •    TC 2600
      •    TC 2800
      •    TC 2900
      •    TC 3600
      •    TC 3700