To date the United States Court of Appeals for the Federal Circuit has not explicitly required district courts to conduct a formal claim construction prior to determining whether a patent claim is directed to patent eligible subject matter. How one can know whether a patent claim is directed to patent eligible or patent ineligible subject matter without a full-blown claim interpretation is a mystery. It is axiomatic that one cannot know what a claim actually covers unless and until a proper analysis is conducted. Yet, district court judges somehow know with certitude what a claim covers while doing nothing more than a facial review of the claim that would be considered a defective and reversible claim construction if done at a later stage of the proceedings when actually attempting to define the metes an bounds of the claim.
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