Prosecution Insights
Last updated: October 02, 2026

Examiner: GATEWOOD, DANIEL S

Tech Center 3600 • Art Units: 1723 1729 3613

This examiner grants 78% of resolved cases

Analysis

Daniel S. Gatewood, working in Art Unit 1723 of Tech Center 3600, has managed 1133 resolved cases. His allowance rate is 77.9 percent. The median days to allowance of 1075 reflects the duration of prosecution for successful cases. This 1075-day figure is a data point for practitioners to use when managing expectations regarding the time to grant.

The data shows an interview lift of 18.8 percent. This lift is an increase over the 77.9 percent allowance rate, suggesting that interviews are a way to resolve outstanding issues. Given the 1133 resolved cases, this 18.8 percent lift is a metric for practitioners to consider. Practitioners should use the interview to navigate the 1075-day median pendency and maintain the probability of success. The 77.9 percent allowance rate serves as the baseline for applications in Art Unit 1723.

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

Performance Statistics

77.9%
Allow Rate
+25.9% vs TC avg
1,177
Total Applications
+18.8%
Interview Lift
1075
Avg Prosecution Days
Based on 1133 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
17.8%
§102 Novelty
58.0%
§103 Obviousness
21.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18174704 ELECTROCHEMICAL OXYGEN REDUCTION CATALYST, AIR ELECTRODE, FUEL CELL AND METAL-AIR CELL Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18073731 PtNiN FUEL CELL ELECTRODE CATALYSTS AND FUEL CELLS WITH PtNiN ELECTRODE CATALYSTS Non-Final OA Toyota Motor Engineering & Manufacturing North America, Inc.
18416624 ELECTROCHEMICAL CELL, CURRENT COLLECTOR, AND CELL STACK Non-Final OA TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
18714368 LITHIUM SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18695596 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18693694 POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERIES, AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18570246 CELL ASSEMBLY FOR CONTROLLED GUIDING OF REACTIVE FLUIDS Non-Final OA Robert Bosch GmbH
18516327 GRAFTED CATALYST Non-Final OA Robert Bosch GmbH
18669656 VEHICLE BATTERY PACK CONTAINING BORON NITRIDE AND RELATIVE VEHICLE Non-Final OA FERRARI S.P.A.
18531956 ELECTRIC WORK VEHICLE Non-Final OA KUBOTA CORPORATION
18701722 FUEL CELL SYSTEM Non-Final OA ROLLS-ROYCE plc
18119422 NEGATIVE ELECTRODE FOR POWER STORAGE DEVICE, METHOD FOR FORMING THE SAME, AND POWER STORAGE DEVICE Non-Final OA SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18612393 BATTERY PACK Non-Final OA SAMSUNG SDI CO., LTD.
18416685 COMPOSITE PARTICLES FOR RECHARGEABLE BATTERY AND RECHARGEABLE BATTERY INCLUDING SAME Non-Final OA SAMSUNG SDI CO., LTD.
19246244 PRECURSOR MATERIAL AND PREPARATION METHOD THEREFOR, POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE SHEET, SECONDARY BATTERY, AND POWER CONSUMING APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18671974 BATTERY CELL, BATTERY, AND ELECTRIC APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18415690 PRE-STACKING APPARATUS AND BATTERY PROCESSING EQUIPMENT Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18521783 BATTERY PRESSING DEVICE AND METHOD Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18608952 SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND ELECTRIC DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18415696 BINDER AND PREPARATION METHOD AND APPLICATION THEREOF Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18513187 SEPARATOR FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND METHOD FOR MANUFACTURING THE SEPARATOR FOR LITHIUM SECONDARY BATTERY Non-Final OA ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
18019168 Separator for Power Storage Device, and Power Storage Device Non-Final OA Asahi Kasei Kabushiki Kaisha
18624041 BATTERY UNIT, BATTERY MODULE, AND VEHICLE Non-Final OA BYD COMPANY LIMITED
18282278 POLYMER ELECTROLYTE MATERIAL, POLYMER ELECTROLYTE MOLDED BODY USING SAME, ELECTROLYTIC MEMBRANE HAVING CATALYST LAYER ATTACHED THERETO, MEMBRANE-ELECTRODE ASSEMBLY, SOLID POLYMER FUEL CELL, AND WATER-ELECTROLYSIS-TYPE HYDROGEN GENERATOR Non-Final OA TORAY INDUSTRIES, INC.
18678135 METHOD FOR BONDING THERMOPLASTIC COMPONENTS IN A BATTERY MODULE Non-Final OA CPS Technology Holdings LLC
18190139 BIPOLAR MEMBRANE AND METHOD OF MANUFACTURING THE SAME Final Rejection Industrial Technology Research Institute
18360065 ELASTOMERIC CUSHION LAYER FOR SILICON-BASED SOLID-STATE BATTERY Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18008148 A CORAL-LIKE COMPOSITE MATERIAL AND A METHOD OF PREPARING THE SAME Non-Final OA Agency for Science, Technology and Research
18617737 BATTERY CELL AND ELECTRICAL DEVICE Non-Final OA Ningde Amperex Technology Limited
18363061 ELECTRODE ASSEMBLY AND ELECTROCHEMICAL APPARATUS Final Rejection Ningde Amperex Technology Limited

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