Prosecution Insights
Last updated: October 26, 2026

Hyang Ahn, USPTO Patent Examiner

Listed by the USPTO as AHN, HYANG

Tech Center 3600 • Art Units: 3661

This examiner grants 89% of resolved cases

Analysis

AHN, HYANG works in Tech Center 3600 and Art Unit 3661. The examiner has 18 resolved cases, an allowance rate of 88.9%, and a median of 794 days to allowance. Interviews show a 22.2% lift in allowance outcomes. The limited case base makes application-level review important before drawing broader conclusions from the recorded pattern.

The listed companies are Toyota Motor Corporation, The Boeing Company, and Geotab Inc. The listed firms are Carroll, Hoette & Butscher, LLC, CROWELL & MORING LLP, and HARNESS DICKEY (DETROIT). Counsel can treat interviews as a potentially useful tool while setting expectations around a median timeline approaching two and a half years.

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

Performance Statistics

88.9%
Allow Rate
+36.9% vs TC avg
38
Total Applications
+22.2%
Interview Lift
794
Avg Prosecution Days
Based on 18 resolved cases, 2023–2026

Rejection Statute Breakdown

13.1%
§101 Eligibility
28.0%
§102 Novelty
53.3%
§103 Obviousness
3.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18367400 PREPARING DATA FOR HIGH-PRECISION ABSOLUTE LOCALIZATION OF A MOVING OBJECT ALONG A TRAJECTORY Final Rejection Oracle International Corporation
18490820 VEHICLE DISPLAY CONTROL DEVICE, VEHICLE DISPLAY CONTROL SYSTEM, VEHICLE, VEHICLE DISPLAY CONTROL METHOD, AND NON-TRANSITORY STORAGE MEDIUM STORING PROGRAM Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18662463 SYSTEM AND METHOD FOR PROVIDING TAIL SPECIFIC FUEL EFFICIENCY ADVISORIES USING ACARS Final Rejection THE BOEING COMPANY
18636604 Method and Apparatus for Operating a Vehicle on the Basis of One or More Key Devices Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
18411796 VEHICLE DRIVING CONTROL METHOD AND VEHICLE CONTROL DEVICE Final Rejection KIA CORPORATION
18882381 VEHICLE DISPLAY SYSTEM Final Rejection DENSO CORPORATION
18830792 METHOD AND APPARATUS FOR CONTROLLING AVDS (AUTOMATED VALET DRIVING SYSTEM) ACCESS OF VEHICLE BY GLOBAL AVDS SERVER Non-Final OA HYUNDAI MOBIS CO., LTD.
18923035 SYSTEMS, APPARATUSES, METHODS, AND COMPUTER PROGRAM PRODUCTS FOR AIRCRAFT SYSTEM SECURITY Final Rejection Honeywell International 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 Hyang Ahn's allowance rate?

88.9% of resolved applications examined by Hyang Ahn were allowed (18 resolved cases), compared with 77.3% across Art Unit 3661 over the last five years.

Does an interview help with examiner Hyang Ahn?

This examiner's interview lift is +22.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Hyang Ahn take to allow a patent?

Applications allowed by Hyang Ahn took 794 days on average from filing to allowance.

Which art unit does examiner Hyang Ahn work in?

Hyang Ahn examines applications in Art Unit 3661 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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