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Cooperative Patent Classification External User Day

The United States Patent and Trademark Office (USPTO) is hosting a Cooperative Patent Classification (CPC) External User Day event at its Alexandria Campus. CPC is a partnership between the USPTO and the European Patent Office (EPO) in which the Offices have agreed to develop a joint patent classification system that will incorporate the best classification practices of the two Offices. This CPC event is the next step, in a series of steps, to be undertaken by the USPTO in educating and informing external stakeholders about the current development and future implementation plans of the CPC.

Task
Read the news
Patent or trademark
both
Legacy system
—
Current entry point
www.federalregister.gov/documents/2012/06/25/2012-15447/cooperative-patent-classification-external-user-day (permanent link in the Federal Register, verified 2026-09-30)
Legacy system and where it moved
No legacy system name mention in title or summary )
Fee
No fee mention in title or summary )
What you need (account or API key)
No account or key mention in title or summary )
Published
2012-06-25
Document type
Notice
Source
USPTO documents published in the Federal Register (Federal Register API)(retrieved 2026-10-06)

Everything in the same category

Read the news (all 1988) · both (all 2333)

Related entry points

All USPTO service