Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, NAM P

Tech Center 1600 • Art Units: 1641 1677 1678

This examiner grants 55% of resolved cases

Analysis

Nam P Nguyen works in Art Unit 1641 of Tech Center 1600. The examiner has 336 resolved cases with an allowance rate of 54.2%. This rate indicates the proportion of applications that are granted. The 336 cases provide the foundation for this statistical analysis.

The median days to allowance is 1336. This figure represents the time required for applications to reach a grant. Practitioners can use the 1336-day median to forecast the length of the prosecution process. This duration is a consistent metric across the 336 resolved cases.

The interview lift for this examiner is 47.8%. This lift shows the change in the probability of allowance when an interview is conducted relative to the 54.2% baseline. An interview may be a strategic choice to navigate the 1336-day timeline. These figures together define the prosecution profile in Art Unit 1641.

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

Performance Statistics

54.8%
Allow Rate
-5.2% vs TC avg
387
Total Applications
+48.7%
Interview Lift
1348
Avg Prosecution Days
Based on 341 resolved cases, 2023–2026

Rejection Statute Breakdown

5.0%
§101 Eligibility
15.5%
§102 Novelty
37.1%
§103 Obviousness
24.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18341906 METHOD Non-Final OA Oxford Nanopore Technologies PLC
18669218 SYNTHETIC CONTROLS FOR IMMUNOHISTOCHEMISTRY Non-Final OA Genentech, Inc.
17250536 COMPLEX STABILIZING COMPONENTS AND DETECTION METHODS THEREOF Non-Final OA Siemens Healthcare Diagnostics Inc.
17259601 INTRAMOLECULAR KINETIC PROBES Final Rejection The Regents of the University of Michigan
18480489 TEMPORAL TRAUMATIC BRAIN INJURY BIOMARKERS AND METHODS OF USE THEREOF Final Rejection ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
18637055 CONCENTRATION-DEPENDENT SELF-INTERACTION ASSAY Non-Final OA Regeneron Pharmaceuticals, Inc.
17838568 PARTICLE-BASED IMMUNOASSAY USING A PEGYLATED ANALYTE-SPECIFIC BINDING AGENT Final Rejection Roche Diagnostics Operations, Inc.
15892829 ALKALINE PRETREATMENT OF PARVOVIRUSES FOR IMMUNOASSAYS Non-Final OA Roche Diagnostics Operations, Inc.
18299833 POLYPEPTIDE, MULTIMER, SOLID PHASE, MEASUREMENT METHOD FOR TEST SUBSTANCE, AND REAGENT KIT Final Rejection SYSMEX CORPORATION
18127568 Tandem Dyes Having Internally Positioned Sensors, and Methods for Making and Using the Same Non-Final OA Becton, Dickinson and Company
18349867 PEGBOARD PROTEIN PURIFICATION PLATE FOR HIGH THROUGHPUT PROTEIN CHARACTERIZATION Non-Final OA Alliance for Energy Innovation, LLC
18266665 METHOD FOR MEASURING RELATIVE fu RATIO BY DYNAMIC ANALYSIS Final Rejection Chugai Seiyaku Kabushiki Kaisha
17265756 COMPOSITIONS AND METHODS FOR DETECTION AND IMAGING OF AMYLOID FIBRILS, AMYLOID PLAQUES, RNA, AND NUCLEOLI Final Rejection The University of Hong Kong
17284875 Fc Variants with Altered Binding to Neonatal Fc Receptor (FCRN) for Veterinary Use Final Rejection Elanco US Inc.
18260018 CIRCULATING TRANSCRIPTION FACTOR ANALYSIS Non-Final OA Belgian Volition SRL (BE/BE)
18132746 COMPOSITIONS AND METHODS FOR THE DETECTION AND MOLECULAR PROFILING OF MEMBRANE BOUND VESICLES WITH NANOPARTICLES Final Rejection The University of Memphis Research Foundation

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