• Posts by Lee Hsu

    Lee focuses his practice on prosecution, litigation, post-grant and administrative trials, due diligence, opinions and intellectual property licensing and acquisitions.

    He offers clients decades of intellectual property ...

USPTO’s New Semiconductor Technology Pilot Program

The U.S. Patent and Trademark Office (USPTO) recently announced on December 2, 2023 the Semiconductor Technology Pilot Program (STPP), which is designed to support the Creating Helpful Incentives to Produce Semiconductors (CHIPS) Act of 2022 by expediting the examination of patent applications related to semiconductor technology.  More specifically, the STPP is designed to encourage research, development, and innovation in semiconductor manufacturing.

Under the STPP, an applicant must file a timely “petition to make special” using the required petition form (Form ... Read More ›

Challenge to Prior Art in IPR Petitions – Is It Analogous Art?

In an Inter Partes Review (IPR), one of the arguments that a patent owner can raise against petitioner’s argument for unpatentability based on obviousness is that the asserted prior art is not analogous art.  According to the Federal Circuit, “[t]wo separate tests define the scope of analogous prior art: (1) whether the art is from the same field of endeavor, regardless of the problem addressed, and, (2) if the reference is not within the field of the inventor’s endeavor, whether the reference still is reasonably pertinent to the particular problem with which the inventor is ... Read More ›

A Different State of Mind: Getting Technical With Post-Grant Proceedings Before the PTAB

One misconception among those who primarily litigate patent infringement actions before U.S. federal courts is that post-grant proceedings before the Patent Trial and Appeal Board (PTAB), including inter partes reviews (IPRs) and post grant reviews (PGRs), are similar to federal patent litigation. Although there are similarities between these types of proceedings, as IPR/PGR proceedings are also adversarial between the petitioner (i.e., the patent challenger) and the patent owner, there are important differences between the two. Besides the differences in legal ... Read More ›



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