Extract to table

This burden is not merely a formality; the proponent must affirmatively demonstrate that each of the Rule's requirements is satisfied

An expert must demonstrate "a reliable basis in the knowledge and experience of [the relevant] discipline" for his opinions, and there must be "a valid scientific connection to the pertinent inquiry as a precondition to admissibility

The court must ensure that the expert testimony "is not only relevant, but reliable

In patent cases, expert testimony on invalidity must be grounded in a reliable application of the legal standards for anticipation under 35 U

at 590 (expert testimony must be grounded in the "methods and procedures of science"); Joiner, 522 U

" The 2023 amendment to Rule 702 reinforces that the proponent must demonstrate by a preponderance that each reliability requirement is met