What is the significance of “two-way distinctness” in combination-subcombination restrictions? “Two-way distinctness” is a crucial concept in combination-subcombination restrictions. MPEP 806.05(a) emphasizes its importance: “To support a requirement for restriction between combination and subcombination inventions, both two-way distinctness and reasons for insisting on restriction are necessary.” (MPEP 806.05(a)) Two-way distinctness means that: The combination does…

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