Prosecution Insights
Last updated: May 29, 2026

Examiner: EVANS, CHRISTOPHER RYAN

Tech Center 1600 • Art Units: 1677

This examiner grants 59% of resolved cases

Performance Statistics

58.8%
Allow Rate
-1.2% vs TC avg
50
Total Applications
+70.0%
Interview Lift
1361
Avg Prosecution Days
Based on 17 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
21.1%
§102 Novelty
63.3%
§103 Obviousness
4.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17954999 ASSAYS TO QUANTITATE DRUG AND TARGET CONCENTRATIONS Non-Final OA Regeneron Pharmaceuticals, Inc.
17677255 STRUCTURE AND METHODS FOR DETECTION OF SAMPLE ANALYTES Non-Final OA Nautilus Subsidiary, Inc.
17503122 ANTIBODY POTENCY ASSAY Non-Final OA Genentech, Inc.
17739800 NANOSTRUCTURE-BASED SENSORS AND METHODS FOR DETECTING ANTIGENS AND ANTIBODIES Final Rejection University of Pittsburgh - of the Commonwealth System of Higher Education
18306072 DEVICES AND METHODS FOR SAMPLE ANALYSIS Non-Final OA ABBOTT LABORATORIES
18045845 METHODS AND KITS FOR DETECTING OR DETERMINING AN AMOUNT OF AN ANTI-B-CORONAVIRUS ANTIBODY IN A SAMPLE Non-Final OA Abbott Laboratories
17637018 HIGH-BRIGHTNESS FLUOROPHORES FOR QUANTIFICATION AND PHENOTYPING OF EXTRACELLULAR VESICLES Non-Final OA Michigan Technological University
18021662 TEST KIT WITH IMPROVED SPECIFICITY BY SUPPRESSING FALSE POSITIVES Final Rejection Denka Company Limited
17904846 REAGENTLESS ELECTROCHEMICAL BIOSENSOR Final Rejection THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO
17631365 METHODS AND COMPOSITIONS FOR CHARACTERIZING INFLAMMATORY BOWEL DISEASE Final Rejection Children's Medical Center Corporation
18253293 METHODS AND COMPOSITIONS FOR TREATMENT OF RENAL INJURY AND RENAL FAILURE Non-Final OA ASTUTE MEDICAL, INC.
18313997 COMPOSITIONS AND METHODS FOR REMOVAL OF BOUND DETECTION AGENTS Non-Final OA VECTOR LABORATORIES, INC.
17636012 COMPOSITIONS AND METHODS FOR DETECTING AND DEPLETING SAMPLE INTERFERENCES Non-Final OA Veravas, Inc.
17793171 ACTIVITY-SPECIFIC CELL ENRICHMENT Non-Final OA ABSCI Corporation
17913363 METHOD FOR MEASURING FRAGMENTS CONTAINING HUMAN TYPE IV COLLAGEN 7S DOMAIN AND KIT FOR USE THEREIN Non-Final OA FUJIREBIO INC.
17790479 QUANTITATIVE KIT FOR MYXOVIRUS RESISTANCE PROTEIN 1 Non-Final OA Beijing Strong Biotechnologies, Inc.
17640828 MULTIPLY LABELLED PROTEIN FOR DETECTION ASSAYS Final Rejection CAMBRIDGE MOLECULAR DIAGNOSTICS LTD

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