Prosecution Insights
Last updated: October 02, 2026

Examiner: LY, CHEYNE D

Tech Center 2100 • Art Units: 2152 2154 2161 2163 2168

This examiner grants 79% of resolved cases

Analysis

Cheyne D. Ly serves as an examiner in Tech Center 2100 and Art Unit 2152. The examiner has handled 806 resolved cases. The allowance rate for these 806 resolved cases is 78.9 percent. This 78.9 percent rate provides a clear indication of the likelihood of securing a patent grant. The median days to allowance for this examiner is 1370, which is the time typically required to reach a successful outcome.

The interview lift is 10.8 percent. This 10.8 percent lift indicates that cases involving an interview have a higher probability of allowance than those that do not. For practitioners, this positive lift suggests that engaging with the examiner in Art Unit 2152 can be a beneficial strategy. The 1370 median days to allowance reflects the duration of the prosecution process in Tech Center 2100.

With 806 resolved cases, the data offers a reliable basis for strategy. The 78.9 percent allowance rate and the 10.8 percent interview lift are important for evaluating the potential success of an application. Practitioners can use the 1370-day median to advise clients on the expected timeline. These figures provide a comprehensive view of the examiner's historical performance.

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

Performance Statistics

78.9%
Allow Rate
+23.9% vs TC avg
831
Total Applications
+10.8%
Interview Lift
1370
Avg Prosecution Days
Based on 806 resolved cases, 2023–2026

Rejection Statute Breakdown

14.6%
§101 Eligibility
17.3%
§102 Novelty
48.2%
§103 Obviousness
14.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18830787 Device and Method for Formalizing an Uncontrolled Data Format Input Final Rejection ABB Schweiz AG
19249172 TRANSFORMING DATA INTO DATA ENTITIES Non-Final OA Capital One Services, LLC
18972115 Techniques for Generating Structured Data from Unstructured Data Non-Final OA Stripe, Inc.
19088447 SYSTEMS AND METHODS FOR NORMALIZING DATA HAVING DISPARATE FORMATS Non-Final OA JPMORGAN CHASE BANK, N.A.
19248620 APPARATUSES, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR GENERATING AN AUTOMATED RESOLUTION ACTION USING A KNOWLEDGE BASE SYSTEM AND A TRAINED MACHINE LEARNING MODEL Non-Final OA Atlassian US, Inc.
18778625 CONTENT ADAPTIVE DATATYPE Final Rejection XILINX, INC.

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