Prosecution Insights
Last updated: October 26, 2026

James K Hsiao, USPTO Patent Examiner

Listed by the USPTO as HSIAO, JAMES K

Tech Center 3600 • Art Units: 3616 3657 3683

This examiner grants 77% of resolved cases

Analysis

HSIAO, JAMES K is a USPTO patent examiner in tech center 3600 and art unit 3616. The profile covers 817 resolved cases, an allowance rate of 77.1%, and a median of 1135 days to allowance. The interview lift is 15.2%, giving practitioners an additional measure for evaluating examiner engagement during prosecution.

The principal companies are ZF Friedrichshafen AG, Hitachi Ltd., and Advanced Suspension Technology LLC. The listed firms are MATTINGLY & MALUR, PC, Dickinson Wright PLLC - Ann Arbor, and Dorsey & Whitney - SLC. This substantial history can support planning for claim amendments, interview requests, and client communications about expected duration.

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

Performance Statistics

77.1%
Allow Rate
+25.1% vs TC avg
848
Total Applications
+15.2%
Interview Lift
1135
Avg Prosecution Days
Based on 817 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
36.1%
§102 Novelty
31.2%
§103 Obviousness
19.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18868494 DRIVE UNIT FOR AN ACTUATING DEVICE OF A BRAKE SYSTEM, AND ACTUATING DEVICE Non-Final OA Robert Bosch GmbH
18742169 BRAKE COOLING SYSTEM Non-Final OA Volvo Truck Corporation
18665964 REDUNDANCY VALVE ASSEMBLY AND BRAKE SYSTEM HAVING PRESSURE MODULATION VIA REDUNDANTLY FORMED ABS VALVES Non-Final OA ZF CV Systems Global GmbH
18524435 BRAKE AIR THROUGH FLOW DEVICE AND BRAKE DUST COLLECTOR SYSTEM AND METHOD FOR PURIFYING BRAKE AIR FROM A VEHICLE BRAKE SYSTEM Non-Final OA ZF CV Systems Global GmbH
18458396 ADAPTING A BRAKE CLEARANCE TO A TRAFFIC SITUATION Non-Final OA ZF Active Safety GmbH
18993532 METHOD FOR OPERATING A PISTON PUMP IN BRAKE SYSTEMS WITHOUT SUCTION THROTTLING Non-Final OA Continental Automotive Technologies GmbH
18845194 SHOCK ABSORBER Non-Final OA Hitachi Astemo, Ltd.
18837401 ELECTRIC BRAKE APPARATUS Non-Final OA Hitachi Astemo, Ltd.
18280719 SHOCK ABSORBER AND FREQUENCY SENSITIVE MECHANISM Non-Final OA Hitachi Astemo, Ltd.

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 James K Hsiao's allowance rate?

77.1% of resolved applications examined by James K Hsiao were allowed (817 resolved cases), compared with 73.2% across Art Unit 3616 over the last five years.

Does an interview help with examiner James K Hsiao?

This examiner's interview lift is +15.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner James K Hsiao take to allow a patent?

Applications allowed by James K Hsiao took 1,135 days on average from filing to allowance.

Which art unit does examiner James K Hsiao work in?

James K Hsiao examines applications in Art Unit 3616 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