Can method claims reference limitations from apparatus claims?

Yes, method claims can reference limitations from apparatus claims, as long as the reference is clear and does not introduce confusion. The MPEP 2173.05(f) provides an example of an acceptable reference: “A method of producing ethanol comprising contacting amylose with the culture of claim 1 under the following conditions …..” Additionally, the MPEP cites a…

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What are some examples of acceptable claim references?

The MPEP 2173.05(f) provides several examples of acceptable claim references: “The product produced by the method of claim 1.” “A method of producing ethanol comprising contacting amylose with the culture of claim 1 under the following conditions …..” Additionally, the MPEP cites a case law example: “See also Ex parte Porter, 25 USPQ2d 1144 (Bd.…

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