What are examples of permissible negative limitations in patent claims?

What are examples of permissible negative limitations in patent claims? Permissible negative limitations in patent claims can include: Excluding an element or step that is not part of the invention Describing what the invention is not, to clarify its scope Distinguishing the invention from prior art The MPEP 2173.05(i) states: “If alternative elements are positively…

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What is the difference between a negative limitation and a disclaimer in patent claims?

What is the difference between a negative limitation and a disclaimer in patent claims? While both negative limitations and disclaimers involve excluding certain elements or features from patent claims, they have distinct characteristics and purposes: Negative Limitations: Are part of the original claim language Explicitly state what is not included in the claimed invention Must…

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