Prosecution Insights
Last updated: April 19, 2026

Examiner: LEE, DANIEL H.

Tech Center 1700 • Art Units: 1746 1791

This examiner grants 70% of resolved cases

Performance Statistics

70.3%
Allow Rate
+5.3% vs TC avg
560
Total Applications
+25.6%
Interview Lift
1009
Avg Prosecution Days
Based on 542 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
9.9%
§102 Novelty
55.4%
§103 Obviousness
30.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18548894 ELECTROCHEMICAL DEVICE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18335253 POSITIVE ELECTRODE ACTIVE MATERIAL FOR AQUEOUS POTASSIUM ION BATTERY, AND AQUEOUS POTASSIUM ION SECONDARY BATTERY Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18214984 BATTERY AND ELECTRONIC DEVICE USING SAME Non-Final OA BYD COMPANY LIMITED
18317925 NEGATIVE ELECTRODE AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Final Rejection Prime Planet Energy & Solutions, Inc.
18352961 POSITIVE ELECTRODE SLURRY, POSITIVE ELECTRODE PLATE, AND SECONDARY BATTERY AND BATTERY MODULE INCLUDING SUCH POSITIVE ELECTRODE PLATE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18351773 NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK Non-Final OA KABUSHIKI KAISHA TOSHIBA
18272597 METHOD FOR PREPARING SOLID ELECTROLYTE, SOLID ELECTROLYTE PREPARED THEREBY, AND ALL-SOLID-STATE BATTERY COMPRISING SAME Non-Final OA KOREA ELECTROTECHNOLOGY RESEARCH INSTITUTE
18351743 ELECTRIC VEHICLE EXHAUST SYSTEM Non-Final OA FCA US LLC
18269052 ELECTROLYTIC SOLUTION AND NON-AQUEOUS ELECTROLYTIC SOLUTION SECONDARY BATTERY Non-Final OA SEKISUI CHEMICAL CO., LTD.
18268637 ZEOLITE-BASED COMPOSITE SEPARATOR FOR A LITHIUM-ION SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF Non-Final OA Pacific Industrial Development Corporation
18197129 ELECTROMAGNETIC VALVE FOR A FUEL CELL SYSTEM Non-Final OA ECO Holding 1 GmbH
18334338 MULTILAYER BODY Non-Final OA Sumitomo Riko Company Limited
18263528 FUEL CELL HUMIDIFIER Non-Final OA KOLON INDUSTRIES, INC.
18335516 INSULATING DATUM INSERT Non-Final OA PLUG POWER INC.

Facing This Examiner?

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

Build Your Strategy

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