Prosecution Insights
Last updated: April 19, 2026

Examiner: KEELING, ALEXANDER W

Tech Center 1700 • Art Units: 1759 1785 1795

This examiner grants 56% of resolved cases

Performance Statistics

56.1%
Allow Rate
-8.9% vs TC avg
626
Total Applications
+38.8%
Interview Lift
1222
Avg Prosecution Days
Based on 570 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
19.1%
§102 Novelty
53.2%
§103 Obviousness
20.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18340094 MANGANESE OXIDE OVER NICKEL FOAM AS AN ELECTROCATALYST FOR WATER OXIDATION Non-Final OA KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
17972392 ELECTROCHEMICAL Ca(OH)2 AND/OR Mg(OH)2 PRODUCTION FROM INDUSTRIAL WASTES AND Ca/Mg-CONTAINING ROCKS Final Rejection The Regents of the University of California
17595861 METHOD OF OPERATING ELECTROLYSIS APPARATUS Final Rejection ASAHI KASEI KABUSHIKI KAISHA
17605477 PLATING APPARATUS AND PLATING SOLUTION AGITATING METHOD Non-Final OA EBARA CORPORATION
18166014 METHOD OF CONTROLLING LOAD OF WATER ELECTROLYSIS STACK, METHOD OF PRODUCING HYDROGEN, AND WATER ELECTROLYSIS APPARATUS Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17828646 METAL-ORGANIC FRAMEWORK ON GAS DIFFUSION ELECTRODE Non-Final OA Massachusetts Institute of Technology
18178868 ELECTROLYSIS DEVICE AND ELECTROLYSIS METHOD Final Rejection KABUSHIKI KAISHA TOSHIBA
17651854 CARBON DIOXIDE ELECTROLYTIC DEVICE, METHOD OF ELECTROLYZING CARBON DIOXIDE, AND VALUABLE MATERIAL MANUFACTURING SYSTEM Final Rejection KABUSHIKI KAISHA TOSHIBA
18135431 SYSTEM AND METHOD FOR CONTROLLING PRODUCTION, STORAGE, AND/OR DISTRIBUTION OF HYDROGEN Non-Final OA Ohmium International, Inc.
18135444 HYDROGEN GENERATION SYSTEM WITH MISSION CRITICAL CONTROL Non-Final OA Ohmium International, Inc.
18131672 ANCILLARY ELECTRIC VEHICLE OR FUEL CELL ELECTRIC VEHICLE CHARGING AND REFUELING Non-Final OA Ohmium International, Inc.
18254427 PROCESS FOR OPERATING AN ELECTROLYSIS APPARATUS AND ELECTROLYSIS APPARATUS Final Rejection Siemens Energy Global GmbH & Co. KG
18079103 METHOD FOR OPTIMIZING CONSUMPTION OF THE OPERATING RESOURCES OF OZONE GENERATORS Final Rejection ProMinent GmbH
17801282 HYDROGEN SUPPLY SYSTEM, HYDROGEN STATION, AND METHOD FOR MANAGING HYDROGEN SUPPLY AND DEMAND Non-Final OA ENEOS Corporation
18042543 EIS MONITORING SYSTEMS FOR ELECTROLYZERS Final Rejection Analog Devices, Inc.
17760418 METHOD AND PLANT FOR THE ELECTROCHEMICAL PRODUCTION OF OXYGEN Non-Final OA Linde GmbH
17291657 HEALING AND MORPHOGENESIS OF STRUCTURAL METAL FOAMS AND OTHER MATRIX MATERIALS Non-Final OA THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
18273610 INTERCONNECTING LAYERS WITHIN ELECTROCHEMICAL CELLS Non-Final OA ELECTRIC HYDROGEN CO.
18134773 Sulfur-Doped Tin Oxide Catalysts for Electrochemical Conversion of CO2 into Aqueous Formate/Formic Acid Solutions Non-Final OA Battelle Memorial Institute
18108763 MEMBRANE ELECTRODE ASSEMBLY, SOLID POLYMER ELECTROLYTE MEMBRANE, WATER ELECTROLYSIS APPARATUS AND ELECTROLYTIC HYDROGENATION APPARATUS Final Rejection AGC INC.
17343190 METHOD OF CLEANING USED DIALYSIS FLUID USING ELECTRODIALYSIS AND UREA OXIDATION Non-Final OA Baxter Healthcare SA
18347003 ELECTROLZYER STACKS, ELECTROLYSIS SYSTEMS, AND METHODS FOR OPERATING ELECTROLYSIS SYSTEMS INCLUDING ACTIVE COMPRESSION Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18219987 ROTATING PLATING FIXTURE Non-Final OA Rockwell Collins, Inc.
17809433 SINGLE-ATOMICALLY DISPERSED METAL / UNCONVENTIONAL-PHASE TRANSITION-METAL DICHALCOGENIDE NANOSHEET HYBRIDS AND METHODS OF PREPARATION AND USE THEREOF Non-Final OA City University of Hong Kong
17995423 COPPER AND ANTIMONY BASED MATERIAL AND ELECTRODE FOR THE SELECTIVE CONVERSION OF CARBON DIOXIDE TO CARBON MONOXIDE Final Rejection FONDAZIONE ISTITUTO ITALIANO DI TECNOLOGIA
18411316 CATHODIC CORROSION PROTECTION Non-Final OA Vector Corrosion Technologies Ltd.
18522054 TEMPERATURE CONTROL OF AN ELECTROLYZER CELL Non-Final OA Verdagy, Inc.
18303085 SENSOR ARRAY FOR MULTI-CELL ELECTROLYZER STACK Non-Final OA Verdagy, Inc.
18226000 REDUCING SYSTEM ENERGY REQUIREMENTS THROUGH FLUID MANIPULATION TO OVERCOME CAPILLARY FORCES OF GAS BUBBLE FORMATION ON REACTIVE SURFACES Non-Final OA Marine Dolphin Enterprises, LLC
18039244 SYSTEM AND METHOD FOR PRODUCING HYDROGEN FROM SOLAR ENERGY AND USE THEREOF IN ELECTRICITY PRODUCTION Non-Final OA SINGH, AKHILESH PRASAD

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