Prosecution Insights
Last updated: October 26, 2026

Kevin E Yoon, USPTO Patent Examiner

Listed by the USPTO as YOON, KEVIN E

Tech Center 1700 • Art Units: 1735 1793

This examiner grants 60% of resolved cases

Analysis

YOON, KEVIN E examines in Tech Center 1700, Art Unit 1735. The profile records 684 resolved cases and a 59.8% allowance rate. Interviews are associated with a 42.7% lift in allowance outcomes. The median days to allowance are 963, providing a timing measure for prosecution planning.

The principal listed companies are LG Energy Solution Ltd., Panasonic Holdings Corporation, and GM Global Technology Operations LLC. The listed firms are Barron & Young PLLC, BIRCH STEWART KOLASCH & BIRCH, LLP, and Bryan Cave Leighton Paisner LLP (DC). The interview result supports using examiner discussions to narrow issues, test claim amendments, and identify a productive written response strategy.

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

Performance Statistics

59.8%
Allow Rate
-5.2% vs TC avg
723
Total Applications
+42.7%
Interview Lift
963
Avg Prosecution Days
Based on 684 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
22.4%
§102 Novelty
54.0%
§103 Obviousness
18.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18363310 Electrolyte, Lithium Battery Including the Same, and Method of Preparing the Electrolyte Final Rejection Samsung Electronics Co., Ltd.
18274368 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18482389 ALL-SOLID-STATE BATTERY Non-Final OA PANASONIC HOLDINGS CORPORATION
18271731 SEPARATOR AND ELECTROCHEMICAL DEVICE COMPRISING SAME Final Rejection LG ENERGY SOLUTION, LTD.
18003587 Lithium Secondary Battery Containing Positive Electrode Additive Non-Final OA LG Energy Solution, Ltd.
17793332 BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME Final Rejection LG Energy Solution, LTD.
18177132 ELECTRODE LAMINATE AND SECONDARY BATTERY Final Rejection HONDA MOTOR CO., LTD.
18267294 METHOD FOR PRODUCING A BIPOLAR PLATE FOR AN ELECTROCHEMICAL CELL, AND BIPOLAR PLATE Final Rejection Schaeffler Technologies AG & Co. KG
18411049 POSITIVE ELECTRODE ACTIVE MATERIAL AND THE METHOD FOR PREPARING THE SAME, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRICAL DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
17892994 RECHARGEABLE LITHIUM BATTERY Final Rejection SAMSUNG SDI CO., LTD.
18516129 PASSIVE COOLING STRUCTURAL ENCAPSULATION SYSTEM FOR BATTERY CELLS Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18446219 HIGH-POWER, OXIDE-BASED SOLID-STATE BATTERY WITH THIN SILICON FILM AND IN-SITU GEL POLYMER ELECTROLYTE Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18768294 ELECTRODE PLATE ASSEMBLY, ELECTRODE ASSEMBLY, ELECTROCHEMICAL DEVICE, ELECTRICAL DEVICE, AND ELECTRODE PLATE ASSEMBLY MANUFACTURING METHOD Non-Final OA Ningde Amperex Technology Limited

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Frequently Asked Questions

What is examiner Kevin E Yoon's allowance rate?

59.8% of resolved applications examined by Kevin E Yoon were allowed (684 resolved cases), compared with 48.9% across Art Unit 1735 over the last five years.

Does an interview help with examiner Kevin E Yoon?

This examiner's interview lift is +42.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kevin E Yoon take to allow a patent?

Applications allowed by Kevin E Yoon took 963 days on average from filing to allowance.

Which art unit does examiner Kevin E Yoon work in?

Kevin E Yoon examines applications in Art Unit 1735 in Tech Center 1700 (Chemistry & Materials).

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