Prosecution Insights
Last updated: April 19, 2026

Examiner: SUN, CAITLYN MINGYUN

Tech Center 3700 • Art Units: 1795 3791

This examiner grants 64% of resolved cases

Performance Statistics

63.5%
Allow Rate
-6.5% vs TC avg
368
Total Applications
+12.3%
Interview Lift
1123
Avg Prosecution Days
Based on 288 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
17.3%
§102 Novelty
47.9%
§103 Obviousness
28.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18675372 ELECTROCHEMICAL OXYGEN SENSOR Non-Final OA Maxell, Ltd.
18458158 OPERATION SUPPORT APPARATUS, OPERATION SUPPORT SYSTEM, OPERATION SUPPORT METHOD, AND COMPUTER READABLE MEDIUM Final Rejection ASAHI KASEI KABUSHIKI KAISHA
18390654 NANOELECTRONIC DEVICE Final Rejection Robert Bosch GmbH
18412083 STRESS-CONTROLLED DEFECT ENGINEERING IN CERIA NANOSTRUCTURES Non-Final OA University of Central Florida Research Foundation, Inc.
18594870 IMAGING OF STAIN-FREE FLUORESCENCE ON WESTERN BLOT MEMBRANES WITH EXCITATION BY EPI ILLUMINATION WITH UV LEDs Final Rejection Bio-Rad Laboratories, Inc.
18246045 CONTINUOUSLY CHEMICALLY ENHANCED APTAMER SENSORS Non-Final OA University of Cincinnati
18027438 SOLUTE-PHASE ELECTROCHEMICAL APTAMER SENSORS FOR IMPROVED LONGEVITY AND SENSITIVITY Non-Final OA University of Cincinnati
18570153 MATERIAL DEPOSITION ONTO AND RECOVERY FROM SURFACES VIA CONTACTLESS, REVERSIBLE DROPLET WETTING/DE-WETTING BY DIELECTRIC CHARGE INJECTION Non-Final OA THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
18440379 PYRUVATE SENSOR AND RELATED METHOD Non-Final OA ABBOTT DIABETES CARE INC.
18294267 ELECTROLYTE ANALYZER AND ANALYSIS METHOD Final Rejection HITACHI HIGH-TECH CORPORATION
18708750 METHOD FOR EVALUATING THE CORROSION RESISTANCE OF A SURFACE Non-Final OA SAFRAN LANDING SYSTEMS
18439796 ELECTROLYTE ANALYSIS DEVICE AND ELECTROLYTE ANALYSIS METHOD Non-Final OA OMRON HEALTHCARE CO., LTD.
18339717 SINGLE-MOLECULE ELECTRONIC MULTIPLEX NANOPORE IMMUNOASSAYS FOR BIOMARKER DETECTION Non-Final OA The Trustees of Columbia University in the City of New York
17320352 HIGH DYNAMIC RANGE FAST CV SENSOR USING WIDE BANDGAP SILICON CARBIDE Final Rejection University of South Florida
17758357 MICROFLUIDIC CHIP Final Rejection Shanghai Tianma Micro-Electronics Co., Ltd.
18543208 METHOD FOR CALIBRATING AN AMPEROMETRIC SENSOR AT A STATIONARY MEASURING POINT AND DEVICE FOR ON-SITE CALIBRATION OF THE AMPEROMETRIC SENSOR Final Rejection Endress+Hauser Conducta GmbH+Co. KG
18438235 REGULATION OF A TWO-ELECTRODE ANALYTE SENSOR Final Rejection Roche Diabetes Care, Inc.
17178455 SUPER SENSITIVE SENSOR FOR THE DETECTION OF HYDROXYL FREE RADICALS WITH SCAVENGING PROPERTIES Final Rejection The University of Toledo
18423977 SELECTIVE CHEMICAL SENSOR Final Rejection Government of the United States as Represented by the Secretary of the Air Force
18200412 Microelectrode Based Electrochemical Cell Non-Final OA New Jersey Institute of Technology
18383357 SAMPLE ANALYSIS METHOD, CAPILLARY ELECTROPHORESIS SOLUTION, AND SAMPLE ANALYSIS KIT Final Rejection ARKRAY, Inc.
18026043 ELECTROCHEMICAL BIOSENSOR FOR TARGET ANALYTE DETECTION Final Rejection McMaster University
18524727 GAS SENSOR AND CONTROL METHOD OF GAS SENSOR Final Rejection NGK INSULATORS, LTD.
18334237 ELECTROCATALYTIC POLYMER DEVICE FOR BIOLOGICAL DETECTION Non-Final OA Oregon State University
18362352 HETEROSTRUCTURED PHOTOELECTROCATALYST AND METHOD OF FABRICATING THE SAME Non-Final OA National Tsing Hua University
18684372 OXYGEN SENSOR, WATER QUALITY MEASURING DEVICE AND OXYGEN MEASURING METHOD Non-Final OA HORIBA Advanced Techno, Co., Ltd.
18704332 RAPID DIFFERENTIATION OF ANTIBIOTIC-SUSCEPTIBLE AND -RESISTANT BACTERIA THROUGH MEDIATED EXTRACELLULAR ELECTRON TRANSFER Non-Final OA WASHINGTON STATE UNIVERSITY
18454463 ELECTROCHEMICAL SOIL REACTOR Non-Final OA WASHINGTON STATE UNIVERSITY
18353265 ELECTROCHEMICAL METHOD FOR FABRICATION OF HIGH-PURITY, HIGH-CONDUCTIVITY CORRUGATED WAVEGUIDES Non-Final OA Faraday Technology, Inc.
18034918 METHOD FOR MANUFACTURING WATER-ELECTROLYSIS CATALYST ELECTRODE INCLUDING COBALT BORIDE NANOPARTICLES SYNTHESIZED WITH THERMAL PLASMA, AND WATER-ELECTROLYSIS CATALYST ELECTRODE ACCORDING TO SAME Non-Final OA JEJU NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION

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