What are the main classification systems used in international patent law?
According to the MPEP 902, there are multiple classification systems used throughout the international patent system. These include: Cooperative Patent Classification System (CPC) U.S. Patent Classification System (USPC) International Patent Classification System (IPC) Locarno International Classification (Locarno) The MPEP states: “There are multiple classification systems used throughout the international patent system. These include the Cooperative…
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