Prosecution Insights
Last updated: May 29, 2026

Examiner: QIAN, SHIZHI

Tech Center 1700 • Art Units: 1795

This examiner grants 62% of resolved cases

Performance Statistics

61.7%
Allow Rate
-3.3% vs TC avg
339
Total Applications
+48.4%
Interview Lift
1189
Avg Prosecution Days
Based on 282 resolved cases, 2023–2026

Rejection Statute Breakdown

1.7%
§101 Eligibility
4.5%
§102 Novelty
82.0%
§103 Obviousness
8.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18569809 LOCAL SENSING AND CONTROL OF PH FOR PARALLELIZED SYNTHESIS Non-Final OA President and Fellows of Harvard College
18267989 APPLICATIONS, METHODS, AND TOOLS FOR DEVELOPMENT, RAPID PREPARATION AND DEPOSITION OF A NANOCOMPOSITE COATING ON SURFACES FOR DIAGNOSTIC DEVICES INCLUDING ELECTROCHEMICAL SENSORS Non-Final OA PRESIDENT AND FELLOWS OF HARVARD COLLEGE
18428266 METHODS AND SYSTEMS FOR DETECTING CATHODIC PROTECTION INTERFERENCE Non-Final OA SAUDI ARABIAN OIL COMPANY
18334827 ELECTROLYTES WITH ZEOLITES AND YTTRIA-STABILIZED ZIRCONIA FOR MONO-NITROGEN OXIDE SENSORS Final Rejection Saudi Arabian Oil Company
18373412 ELECTROCHEMICAL SENSOR SYSTEM AND METHOD FOR URIC ACID MEASUREMENT Final Rejection Purdue Research Foundation
18652334 INTEGRATED ELECTROCHEMICAL APTASENSORS FOR MEASURING CELL DEATH AND CYTOKINE ACTIVITY FROM INTACT TISSUE SAMPLES Non-Final OA The Johns Hopkins University
18730176 LABEL-FREE METHODS OF SENSING Non-Final OA Board of Regents, The University of Texas System
18383317 SAMPLE ANALYSIS METHOD, SAMPLE PRODUCTION METHOD, DILUENT FOR DILUTING ALBUMIN- AND y-GLOBULIN-CONTAINING SAMPLE, AND SAMPLE ANALYSIS KIT Final Rejection ARKRAY, Inc.
16486137 AUTOMATED QUALITY CONTROL AND SPECTRAL ERROR CORRECTION FOR SAMPLE ANALYSIS INSTRUMENTS Final Rejection Life Technologies Corporation
18262518 ELECTROCHEMICAL ANALYSIS OF REDOX-ACTIVE MOLECULES Final Rejection B.G. NEGEV TECHNOLOGIES AND APPLICATIONS LTD., AT BEN-GURION UNIVERSITY
18648634 HYDROGEN CONCENTRATION SENSOR Non-Final OA HYAXIOM, INC.
18732306 ULTRASENSITIVE AND SELECTIVE SENSORS FOR GLUCOSE DETECTION BASED ON THIOL-FUNCTIONALIZED HETEROGENOUS GOLD/GRAPHENE/COPPER FILM Non-Final OA KING FAISAL UNIVERSITY
18654857 DEVICES, SYSTEMS, AND METHODS FOR MEASURING A SOLUTION CHARACTERISTIC OF A SAMPLE COMPRISING MICROORGANISMS Non-Final OA Avails Medical, Inc.
18684679 SYSTEM FOR ASSESSING CELL VIABILITY, CELL MEMBRANE PIERCING AND SELECTING A CELL FOR MICROINJECTION Final Rejection AGM MEDICAL
18423066 DIELECTROPHORESIS AND IMPEDANCE DEVICES FOR INTEGRATION OF ELECTRICAL FIELD-BASED PARTICLE SORTING, ENRICHMENT, RECOVERY, AND CHARACTERIZATION Non-Final OA CytoRecovery, Inc
18415071 SENSOR FOR MONITORING INORGANIC SCALES Final Rejection INSTITUTO DE TECNOLOGIA E PESQUISA
18573377 PALLADIUM-HYDROGEN PH ELECTRODE Non-Final OA Inho SONG
18572702 CONDUCTOMETRIC SENSOR FOR DETECTING A BIOANALYTE AND A METHOD FOR THE DETECTION THEREOF Non-Final OA ROYAL MELBOURNE INSTITUTE OF TECHNOLOGY
17608973 EPITAXIAL WAFER AND METHOD OF FABRICATING THE SAME, AND ELECTROCHEMICAL SENSOR Non-Final OA SOUTH CHINA NORMAL UNIVERSITY
18557893 SAMPLE TRANSFER METHOD AND SYSTEM Final Rejection UNIVERSITY OF TASMANIA
18379727 DIAGNOSTIC APPARATUS USING CONDUCTIVE PLASTIC AND METHOD FOR MANUFACTURING SAME Non-Final OA SEQUREMED, INC
18357129 SENSING ELECTRODE, ELECTROCHEMICAL SENSING SYSTEM COMPRISING THE SAME, AND METHODS THEREOF Non-Final OA 2WITECH SOLUTIONS LLC
18348245 INDIUM TIN OXIDE FILM COATED UPSTANDING SILICON NANOWIRES (ITO/USNWs) AND THE USE THEREOF IN SENSITIVE NANOELECTRONIC DEVICE (NED) Non-Final OA Eternal PI Limited
18339511 Systems and Methods for Digital, Multiplexed, Extracellular Vesicle-Derived Biomarker Diagnostic Lab-on-a-Chip Non-Final OA Exokeryx, Inc.
18268560 BIOSENSOR USING PET SUBSTRATE, FABRICATION METHOD THEREFOR, AND METHOD FOR INSPECTING SENSITIVITY OF MICROORGANISM TO ANTIBIOTIC BY USING SAME Final Rejection PROTEOMETECH INC.
17790581 ELECTROCHEMICAL SENSING METHODS AND APPARATUS FOR DETERMINING DRUG UPTAKE AND RETENTION IN CELLS Non-Final OA The University of Manitoba
17513935 GEL, MARKER, AND KIT FOR PROTEIN ELECTROPHORESIS, AND APPLICATION OF GEL Non-Final OA Innovation Academy for Precision Measurement Science and Technology, Chinese Academy of Sciences
17285022 MEANS FOR THE QUANTITATIVE DETERMINATION OF CATIONIC ELECTROLYTE CONCENTRATION AND CREATININE CONCENTRATION AND OF THEIR RATIOS Non-Final OA IONSENT TECHNOLOGIES GMBH
16616288 ELECTROPHORESIS METHOD WITH VARYING ELECTRICAL FIELD Non-Final OA GENETIC MICRODEVICES LIMITED

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