Prosecution Insights
Last updated: October 02, 2026

Examiner: NGO, BRIAN

Tech Center 4100 • Art Units: 2825 2851 4100

This examiner grants 88% of resolved cases

Analysis

Brian Ngo is an examiner in Tech Center 4100 and Art Unit 2825. He has a volume of 988 resolved cases and an allowance rate of 87.8 percent. This 87.8 percent figure shows the proportion of applications that reach a grant. The 988 cases provide a sample for evaluating his examination patterns. Practitioners can use these metrics to set expectations for applications in his docket.

The data indicates an interview lift of 12.7 percent, which measures the increase in allowance probability when an interview is conducted. This 12.7 percent lift suggests that direct communication is a factor in the outcome of prosecution. The median days to allowance is 798, which is the typical time required for a case to be granted. This 798 days duration is a reference point for pendency. The 87.8 percent allowance rate serves as a baseline for the probability of success. The 12.7 percent lift provides a specific measure of the benefit associated with verbal engagement.

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

Performance Statistics

87.8%
Allow Rate
+27.8% vs TC avg
995
Total Applications
+12.7%
Interview Lift
798
Avg Prosecution Days
Based on 988 resolved cases, 2023–2026

Rejection Statute Breakdown

19.3%
§101 Eligibility
34.6%
§102 Novelty
36.2%
§103 Obviousness
7.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18319049 POWER LINE ARRANGEMENT METHOD AND MEMORY DEVICE Non-Final OA Samsung Electronics Co., Ltd.
17800171 SYSTEMS AND METHODS FOR PERFORMING OPTICAL IMAGING USING DUO-SPOT POINT SPREAD FUNCTIONS Final Rejection Washington University
18528878 OPTIMIZING THE ERROR CHECKING LOGIC IN A PROCESSOR Non-Final OA International Business Machines Corporation
18491575 IDENTIFYING EXCESS ANTENNAS WITHIN INTEGRATED CIRCUIT DESIGNS Non-Final OA International Business Machines Corporation
18475362 ADAPTIVE TARGET CONTROL FOR CURVILINEAR OPTICAL PROXIMITY CORRECTION (OPC) Non-Final OA Siemens Industry Software Inc.
18469679 METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, DISPLAY METHOD, NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM AND SUBSTRATE PROCESSING APPARATUS Non-Final OA Kokusai Electric Corporation
18586666 THREE-DIMENSIONAL INTEGRATED CIRCUIT (3DIC) AND 3DIC DESIGN METHOD AND SYSTEM Non-Final OA GlobalFoundries U.S. Inc.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month