Prosecution Insights
Last updated: October 02, 2026

Examiner: DO, ANDREW V

Tech Center 3700 • Art Units: 2852 3762

This examiner grants 85% of resolved cases

Analysis

Andrew V. Do has managed 577 resolved cases in Art Unit 2852 within Tech Center 3700. The examiner's allowance rate is 84.7%, and the median days to allowance is 938. The interview lift of 11.3% suggests that interviews are a productive way to advance prosecution and improve the likelihood of a favorable outcome. This profile indicates a very favorable environment for patent applicants.

In Tech Center 3700, practitioners can expect a high success rate, as the 84.7% allowance rate is quite strong. The 11.3% interview lift is a key strategic advantage, showing that direct engagement can further improve the odds of success. The 938-day median to allowance provides a reliable benchmark for the length of the process. With 577 resolved cases, the data is robust and suggests that a combination of the 84.7% baseline and the 11.3% lift makes this examiner very accessible. Applicants should consider interviews as a useful tool to navigate the 938-day timeline and secure an allowance in Art Unit 2852.

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

Performance Statistics

84.7%
Allow Rate
+14.7% vs TC avg
590
Total Applications
+11.3%
Interview Lift
938
Avg Prosecution Days
Based on 577 resolved cases, 2023–2026

Rejection Statute Breakdown

2.2%
§101 Eligibility
39.6%
§102 Novelty
37.9%
§103 Obviousness
15.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18945781 Method For Manufacturing Electronic Device Non-Final OA SEIKO EPSON CORPORATION
18181219 DEVELOPING DEVICE AND IMAGE FORMING APPARATUS Non-Final OA FUJIFILM Business Innovation Corp.
18899657 DEVELOPING DEVICE Non-Final OA CANON KABUSHIKI KAISHA
18811626 IMAGE FORMING SYSTEM AND STORAGE MEDIUM Final Rejection Konica Minolta, Inc.
18804221 FLOW TUBE FOR A FLOW SENSOR AND PROCESS FOR MANUFACTURING A FLOW TUBE Non-Final OA Drägerwerk AG & Co. KGaA
18766425 MAIZE RUNNERS Non-Final OA BRIGHAM YOUNG UNIVERSITY

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