Executive Summary
The PTAB held that claims 1‑18 of the ’042 patent are unpatentable, finding them obvious over a combination of Limont, Wright, Xu, and Polson references.
Practitioner Note
This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in Target Corporation vs HEADWATER RESEARCH LLC is valuable context for structuring arguments or assessing risk in similar proceedings.
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