Prosecution Insights
Last updated: October 02, 2026

Examiner: HOLBROOK, MIA KEILANI

Tech Center 1700 • Art Units: 1724

This examiner grants 50% of resolved cases

Analysis

Mia Keilani Holbrook is an examiner in Tech Center 1700 and Art Unit 1724. The data for this examiner includes 2 resolved cases. These 2 resolved cases resulted in an allowance rate of 50.0 percent. Because this 50.0 percent rate is based on only 2 resolved cases, it may not reflect long-term trends. Practitioners should monitor how this rate changes as more cases are processed in Art Unit 1724.

The interview lift is currently 100.0 percent. This 100.0 percent lift indicates that, for the 2 resolved cases on record, an interview was a decisive factor in reaching an allowance. However, the 100.0 percent figure is not a definitive measure of interview effectiveness. Practitioners might still consider interviews as more than 2 cases are resolved by this examiner.

The median time to allowance is 1227 days. This 1227 days duration is the only available timeline metric for this examiner. Applicants should use the 1227 days figure as a preliminary estimate for pendency. As the number of resolved cases increases beyond 2, the 1227 days median and the 50.0 percent allowance rate will provide a more robust basis for strategy.

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

Performance Statistics

50.0%
Allow Rate
-15.0% vs TC avg
20
Total Applications
+100.0%
Interview Lift
1227
Avg Prosecution Days
Based on 2 resolved cases, 2023–2026

Rejection Statute Breakdown

4.5%
§101 Eligibility
17.2%
§102 Novelty
64.2%
§103 Obviousness
8.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18608329 ACTIVE MATERIAL, ANODE LAYER, BATTERY, AND METHODS FOR PRODUCING THESE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18452570 BATTERY MODULE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18266753 POSITIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
18586552 BATTERY MODULE Non-Final OA HONDA MOTOR CO., LTD.
18191892 SOLID ELECTROLYTE SHEET AND SOLID-STATE BATTERY Non-Final OA HONDA MOTOR CO., LTD.
18125768 BATTERY PACK Non-Final OA HONDA MOTOR CO., LTD.
18126044 METHOD FOR MANUFACTURING POSITIVE ELECTRODE MATERIAL Final Rejection HONDA MOTOR CO., LTD.
18683127 ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18286076 ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY CELL PROCESSING DEVICE, AND BATTERY PACK AND VEHICLE COMPRISING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18272828 Method for Producing an Electrical Energy Store, and Electrical Energy Store Final Rejection Bayerische Motoren Werke Aktiengesellschaft
18430045 LITHIUM METAL BATTERY AND METHOD OF PREPARING THE SAME Non-Final OA Samsung SDI Co., Ltd.
18608259 ELECTRODE PLATE AND MANUFACTURING METHOD THEREOF, ELECTRODE ASSEMBLY AND MANUFACTURING METHOD THEREOF, BATTERY CELL, AND BATTERY Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18592560 BINDER FOR SECONDARY BATTERIES AND PREPARATION METHOD THEREOF, AS WELL AS SEPARATOR, BATTERY CELL, BATTERY AND ELECTRICAL APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18593073 DEAERATION OF TRACTION BATTERY THERMAL MANAGEMENT COOLANT CIRCUITS Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18430164 BATTERY INSULATION SYSTEM FOR A HYBRID OR ELECTRIC VEHICLE Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18268394 MULTILAYER BODY, NEGATIVE ELECTRODE COLLECTOR FOR LITHIUM ION SECONDARY BATTERIES, AND NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES Final Rejection TDK CORPORATION
18702329 BINDER COMPOSITION FOR NON-AQUEOUS SECONDARY BATTERY NEGATIVE ELECTRODE, SLURRY COMPOSITION FOR NON-AQUEOUS SECONDARY BATTERY NEGATIVE ELECTRODE, NEGATIVE ELECTRODE FOR NON-AQUEOUS SECONDARY BATTERY, AND NON-AQUEOUS SECONDARY BATTERY Non-Final OA ZEON CORPORATION
18590980 WIDE OPERATING TEMPERATURE RANGE SECONDARY LITHIUM-ION BATTERIES Non-Final OA Nano and Advanced Materials Institute Limited

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