Prosecution Insights
Last updated: October 02, 2026

Examiner: GU, SHAWN X

Tech Center 2100 • Art Units: 2138 2139 2188 2189

This examiner grants 92% of resolved cases

Analysis

Shawn X. Gu serves in Tech Center 2100 and Art Unit 2138. The profile includes 760 resolved cases, which show an allowance rate of 92.1 percent. This 92.1 percent rate provides a baseline for practitioners to estimate the probability of a grant. With 760 resolved cases, the data provides a statistically significant look at the examiner's tendencies in this computer systems and software center.

The data shows an interview lift of 16.4 percent. This figure indicates that conducting an interview is associated with an increased probability of allowance compared to the baseline of cases where no interview occurs. Practitioners may consider the 16.4 percent lift when deciding whether to engage in direct communication. This positive lift suggests that verbal advocacy can be a factor in the prosecution process for Art Unit 2138.

The median days to allowance for Gu is 799. This 799-day timeline provides a benchmark for the expected duration of the prosecution process from filing to grant. The combination of the 92.1 percent allowance rate and the 16.4 percent interview lift offers a roadmap for applicants. Understanding these metrics, including the 799-day median, helps in setting expectations for both timing and results in Tech Center 2100.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

92.1%
Allow Rate
+37.1% vs TC avg
767
Total Applications
+16.4%
Interview Lift
799
Avg Prosecution Days
Based on 760 resolved cases, 2023–2026

Rejection Statute Breakdown

7.8%
§101 Eligibility
36.0%
§102 Novelty
28.7%
§103 Obviousness
19.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19251315 FORMING AVAILABLE STORAGE UNITS HAVING DIFFERING EFFECTIVE CAPACITIES Non-Final OA PURE STORAGE, INC.
19022880 COHERENT MEMORY ACCESS Final Rejection Lodestar Licensing Group LLC
18824664 SUPPLEMENTAL AI PROCESSING IN MEMORY Final Rejection Lodestar Licensing Group, LLC
19201953 SWTICHING CONTROLLER, STORAGE DEVICE AND COMPUTING SYSTEM FOR IMPROVING DIFFERENCE OF ACCESS LATENCY BETWEEN MEMORIES Non-Final OA SK hynix Inc.

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