Who manages and maintains the CPC system?

Question

Accepted Answer

Source: FAQ (MPEP-Based) BlueIron Update: 2024-09-27 7 Rules 5 Related FAQs This page is an FAQ based on guidance from the Manual of Patent Examining Procedure. It is provided as guidance, with links to the ground truth sources. This is information only: it is not legal advice. The Cooperative Patent Classification (CPC) system is jointly managed and maintained by the United States Patent and Trademark Office (USPTO) and the European Patent Office (EPO). According to MPEP 905 : “CPC is jointly managed and maintained by both offices and is available for public search for classification.” This collaborative approach ensures that the classification system remains up-to-date and reflects the needs of both patent offices, providing a comprehensive and harmonized classification framework for patent documents. Related Rules from the Manual of Patent Examining Procedure 7 rules Collapse Multipart Title Describes Separate Information Entities MPEP 905.01(a) Recommended Multipart Title Separated by Semicolon MPEP 905.01(a) Recommended Subclass Covers Refrigerators, Cold Rooms, Ice Boxes, and Other Cooling Devices MPEP 905.01(a) Recommended Types of Secrecy Orders for Patent Applications MPEP 120 Type II Secrecy Order for Patent Applications with Classified Data MPEP 120 Type I Secrecy Order for Patent Applications MPEP 120 Interference Search for Secrecy Order Applications MPEP 1302.08 Required Other Related FAQs 5 FAQs Collapse How does CPC classification handle &#8220;additional information&#8221;? What is the difference between application and functional classification places in CPC? What is C-STAR (C*) information in CPC classification and why is it important? What is a C-STAR (C*) in CPC classification? What are combination sets in CPC classification?