What is the standard for indefiniteness in patent claims?

The standard for indefiniteness in patent claims is based on the “reasonable certainty” test established by the Supreme Court. As stated in MPEP 2173.02: “A claim is indefinite when it contains words or phrases whose meaning is unclear. In re Packard, 751 F.3d 1307, 1314 (Fed. Cir. 2014). The test for definiteness under 35 U.S.C.…

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