What is the Cooperative Patent Classification (CPC)?

The Cooperative Patent Classification (CPC) is a bilateral classification system jointly developed by the United States Patent and Trademark Office (USPTO) and the European Patent Office (EPO). As stated in MPEP 905: “Cooperative Patent Classification (CPC) is a bilateral classification system jointly developed by the United States Patent and Trademark Office (USPTO) and the European…

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What is the relationship between Rospatent and the USPTO for PCT applications?

What is the relationship between Rospatent and the USPTO for PCT applications? Rospatent and the USPTO have a cooperative relationship for PCT applications. According to MPEP 1840.04: “The Federal Service for Intellectual Property (Rospatent) (Russian Federation) has agreed to conduct international searches and prepare international search reports for international applications filed with the United States…

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