What are the requirements for restricting between two or more related product or process inventions?

To support a requirement for restriction between two or more related product inventions, or between two or more related process inventions, two key elements are necessary: Two-way distinctness Reasons for insisting on restriction MPEP § 806.05(j) states: “To support a requirement for restriction between two or more related product inventions, or between two or more…

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