Prosecution Insights
Last updated: October 26, 2026

John S Hunter, USPTO Patent Examiner

Listed by the USPTO as HUNTER, JOHN S

Tech Center 3700 • Art Units: 3745 3761 3762

This examiner grants 83% of resolved cases

Analysis

HUNTER, JOHN S is assigned to art unit 3745 in tech center 3700 and has 379 resolved cases. The allowance rate is 83.1%, with a median of 917 days to allowance. This record combines a substantial allowance share with a prosecution timeline that should be incorporated into filing and continuation planning.

The interview lift is 22.4%, providing a meaningful process signal alongside the 83.1% allowance rate. Practitioners may consider interview preparation an important part of response strategy for this docket. The listed companies are Japan Tobacco Inc., The ESAB Group Inc., and LG Electronics Inc. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, EDELL, SHAPIRO & FINNAN, LLC, and ALSTON & BIRD LLP.

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

Performance Statistics

83.1%
Allow Rate
+13.1% vs TC avg
425
Total Applications
+22.4%
Interview Lift
917
Avg Prosecution Days
Based on 379 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
21.3%
§102 Novelty
38.0%
§103 Obviousness
33.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18525634 COOKING APPLIANCE AND METHOD FOR OPERATING THE SAME Non-Final OA LG ELECTRONICS INC.
18184687 SPATTER DETECTION METHOD Non-Final OA HONDA MOTOR CO., LTD.
18502707 Controlling Inductive Welding Non-Final OA The Boeing Company
19362542 GAS TURBINE ENGINE HAVING COMPOSITE FAN BLADES Non-Final OA General Electric Company
18264257 SEMICONDUCTOR LASER MODULE AND LASER MACHINING APPARATUS Non-Final OA Mitsubishi Electric Corporation
18263933 VIDEO-DEVICE-EQUIPPED ELECTRIC FURNACE Final Rejection JFE STEEL CORPORATION
18185674 PROCESSING APPARATUS AND TEMPERATURE CONTROL METHOD Non-Final OA Tokyo Electron Limited
18578824 REMAINING AMOUNT ESTIMATION DEVICE AND REMAINING AMOUNT ESTIMATION METHOD Non-Final OA FANUC CORPORATION
18124147 SYSTEM AND ASSEMBLY FOR REPLACING SOLDER BALLS OF AN ELECTRONIC PACKAGE Non-Final OA SKYWORKS SOLUTIONS, INC.
17702942 HEATING APPARATUS Final Rejection WHIRLPOOL CORPORATION
18579759 STEEL WELDED MEMBER Non-Final OA NIPPON STEEL CORPORATION
18446921 ADAPTER MODULE FOR TORCH Final Rejection The ESAB Group, Inc.

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Frequently Asked Questions

What is examiner John S Hunter's allowance rate?

83.1% of resolved applications examined by John S Hunter were allowed (379 resolved cases), compared with 64.8% across Art Unit 3745 over the last five years.

Does an interview help with examiner John S Hunter?

This examiner's interview lift is +22.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner John S Hunter take to allow a patent?

Applications allowed by John S Hunter took 917 days on average from filing to allowance.

Which art unit does examiner John S Hunter work in?

John S Hunter examines applications in Art Unit 3745 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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