Prosecution Insights
Last updated: October 26, 2026

Grace Huang, USPTO Patent Examiner

Listed by the USPTO as HUANG, GRACE

Tech Center 3700 • Art Units: 2187 2853 3732

This examiner grants 57% of resolved cases

Analysis

HUANG, GRACE is assigned to Tech Center 3700 and Art Unit 2187. The record covers 401 resolved cases, with an allowance rate of 56.6% and a median of 939 days to allowance. The interview lift is 55.0%, which makes interview preparation a central practical consideration for applicants seeking to improve prosecution outcomes.

The listed companies are Nike Inc., Kuraray Co., Ltd., and Sigvaris AG. AMPACC Law Group, PLLC, Ascenda Law Group, PC, and Banner & Witcoff, Ltd. are the listed firms. A response strategy can pair precise claim amendments with early examiner discussion, particularly when the written record leaves room to clarify the basis for allowance.

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

Performance Statistics

56.6%
Allow Rate
-13.4% vs TC avg
462
Total Applications
+55.0%
Interview Lift
939
Avg Prosecution Days
Based on 401 resolved cases, 2023–2026

Rejection Statute Breakdown

2.6%
§101 Eligibility
16.4%
§102 Novelty
52.9%
§103 Obviousness
23.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17851474 Hard Hat with Impact Performance Materials Non-Final OA Milwaukee Electric Tool Corporation
19484371 KNITTED FABRIC AND CLOTHING CONTAINING THE SAME Non-Final OA TORAY Industries, Inc.
18791893 SUSPENSION BANDS HAVING ENERGY ABSORBING PROPERTIES Non-Final OA Honeywell Safety Products USA, Inc.

Facing This Examiner?

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

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Grace Huang's allowance rate?

56.6% of resolved applications examined by Grace Huang were allowed (401 resolved cases), compared with 75.9% across Art Unit 2187 over the last five years.

Does an interview help with examiner Grace Huang?

This examiner's interview lift is +55.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Grace Huang take to allow a patent?

Applications allowed by Grace Huang took 939 days on average from filing to allowance.

Which art unit does examiner Grace Huang work in?

Grace Huang examines applications in Art Unit 2187 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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