Prosecution Insights
Last updated: October 01, 2026

Examiner: PHAN, TUANKHANH D

Tech Center 2100 • Art Units: 2154 2156 2163

This examiner grants 79% of resolved cases

Analysis

Tuankhanh D. Phan is an examiner in Tech Center 2100 and Art Unit 2154. The examiner has 590 resolved cases and an allowance rate of 79.3 percent. This rate suggests a favorable environment for applicants. The median days to allowance is 1226, which provides a timeline for the expected duration of the prosecution process. With 590 resolved cases, the examiner's data is well-supported.

The interview lift for this examiner is 12.7 percent. This indicates that applications involving an interview are even more likely to be granted than the 79.3 percent baseline. Practitioners should consider the 12.7 percent lift as a strong reason to engage in direct communication. The 1226 median days to allowance is a key factor for planning in Art Unit 2154. Overall, the 79.3 percent allowance rate and the 12.7 percent interview lift suggest that proactive engagement is effective across the 590 resolved cases managed by this examiner.

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

Performance Statistics

79.3%
Allow Rate
+24.3% vs TC avg
607
Total Applications
+12.7%
Interview Lift
1226
Avg Prosecution Days
Based on 590 resolved cases, 2023–2026

Rejection Statute Breakdown

13.9%
§101 Eligibility
20.8%
§102 Novelty
54.2%
§103 Obviousness
4.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18593140 DYNAMICALLY CONFIGURABLE STORAGE SYSTEM Non-Final OA PURE STORAGE, INC.
18878166 METHOD FOR PROCESSING LOG FILES, DATA PROCESSING SYSTEM AND VEHICLE Non-Final OA MERCEDES-BENZ GROUP AG
18570583 CONVERSION METHOD AND APPARATUS FOR MULTIMEDIA EDITING FILE, DEVICE AND MEDIUM Final Rejection Beijing Zitiao Network Technology Co., Ltd.
19266310 DATA AGGREGATION BASED ON HASH MAP DATA STRUCTURES Non-Final OA SAP SE
19227286 SYSTEM AND METHOD FOR SELECTIVE SYNCHRONIZATION Non-Final OA OPEN TEXT SA ULC
19238786 METHOD AND SYSTEM FOR PROVIDING QUERY SUGGESTIONS BASED ON USER FEEDBACK Non-Final OA YAHOO ASSETS LLC
18397767 QUERY INTENT SPECIFICITY Final Rejection eBay Inc.
19270917 GENERATING AND PROVIDING CONTENT STACKS UTILIZING MACHINE-LEARNING MODELS Non-Final OA Dropbox, Inc.
18594376 DIGITAL CONTENT GENERATION FROM A TEXT-BASED INPUT Non-Final OA Adobe Inc.
19082057 DISTRIBUTED STORAGE SYSTEM JOURNAL ON A SINGLE MEMORY PAGE Final Rejection NUTANIX, INC.
19194115 SYSTEM AND METHOD FOR BUILDING ADAPTIVE LIBRARY OF ENVIRONMENTAL SURVEILLANCE SPECTRAL DATA Final Rejection Battelle Memorial Institute

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