Executive Summary
The PTAB found all 20 claims of U.S. Patent No. 9138862 unpatentable by anticipation or obviousness over Sung ’026. The technology relates to Chemical Mechanical Polishing (CMP) pad conditioning methods, and the Board concluded that Petitioner successfully established invalidity across all grounds presented.
Practitioner Note
This case demonstrates the evidentiary and procedural standards applied in patent matters before local courts. Understanding the court's reasoning in Samsung Austin Semiconductor, LLC et al. vs Sung, Chien-Min is valuable context for structuring arguments or assessing risk in similar proceedings.
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