Prosecution Insights
Last updated: May 29, 2026

Examiner: TRAN, VIVIAN AILINH

Tech Center 1700 • Art Units: 1794

This examiner grants 53% of resolved cases

Performance Statistics

52.9%
Allow Rate
-12.1% vs TC avg
215
Total Applications
+41.9%
Interview Lift
1280
Avg Prosecution Days
Based on 191 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
2.9%
§102 Novelty
91.4%
§103 Obviousness
4.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18840098 ELECTROLYTE ANALYSIS DEVICE Non-Final OA HITACHI HIGH-TECH CORPORATION
17918050 Electrophoresis Device and Analysis Method Non-Final OA Hitachi High-Tech Corporation
18821807 SYSTEMS AND METHODS FOR MEASUREMENT AND SEQUENCING OF BIO-MOLECULES Non-Final OA ILLUMINA CAMBRIDGE LIMITED
18815112 PROTECTIVE MEMBRANE SYSTEM FOR A ROD-SHAPED SENSOR AND SENSOR UNIT Non-Final OA Endress+Hauser Conducta GmbH+Co. KG
18671069 SYSTEMS, APPARATUSES, AND METHODS FOR FLUID POTENTIAL EFFECT MITIGATION IN LARGE SCALE CHEMFET ARRAYS Non-Final OA LIFE TECHNOLOGIES CORPORATION
18415736 OPENING FORMATION IN A MEMBRANE Non-Final OA Roche Diabetes Care, Inc.
18501834 ANALYTE SENSOR AND A METHOD FOR ITS PRODUCING Non-Final OA Roche Diabetes Care, Inc.
17584397 SENSING DEVICE AND SENSING METHOD Non-Final OA National Tsing Hua University
18653828 ANION SENSING USING 1,2,3-TRIAZOLATE METAL-ORGANIC FRAMEWORK NANOPARTICLES Non-Final OA University of Oregon
18533479 CONTACTING-TYPE CONDUCTIVITY SENSOR WITH CORROSION DIAGNOSTIC Non-Final OA Rosemount Inc.
18609422 METHOD FOR CALIBRATING A DEVICE FOR MEASURING THE CONCENTRATION OF CREATININE Non-Final OA Radiometer Medical ApS
18284578 Solid-state Reference Electrode Based on Polymeric Membrane Non-Final OA NOVA BIOMEDICAL CORPORATION
15475719 SYSTEMS AND METHODS FOR ELECTROCHEMICAL CREATININE ASSAYS Non-Final OA Polymer Technology Systems, Inc.

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