Prosecution Insights
Last updated: April 19, 2026

Examiner: EVANS, CHRISTOPHER RYAN

Tech Center 1600 • Art Units: 1677

This examiner grants 57% of resolved cases

Performance Statistics

57.1%
Allow Rate
-2.9% vs TC avg
47
Total Applications
+66.7%
Interview Lift
1457
Avg Prosecution Days
Based on 14 resolved cases, 2023–2026

Rejection Statute Breakdown

4.8%
§101 Eligibility
25.9%
§102 Novelty
33.8%
§103 Obviousness
28.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17503122 ANTIBODY POTENCY ASSAY Non-Final OA Genentech, Inc.
17677255 STRUCTURE AND METHODS FOR DETECTION OF SAMPLE ANALYTES Non-Final OA Nautilus Subsidiary, Inc.
17954999 ASSAYS TO QUANTITATE DRUG AND TARGET CONCENTRATIONS Non-Final OA Regeneron Pharmaceuticals, Inc.
18173246 ELECTROTHERMAL FLOW-ENHANCED ELECTROCHEMICAL MAGNETO-IMMUNOSENSOR Non-Final OA William Marsh Rice University
17631365 METHODS AND COMPOSITIONS FOR CHARACTERIZING INFLAMMATORY BOWEL DISEASE Final Rejection Children's Medical Center Corporation
17764931 TAU PROTEIN DETECTION METHOD USING BLOOD SAMPLE AS TEST SPECIMEN Non-Final OA NIPRO CORPORATION
18306072 DEVICES AND METHODS FOR SAMPLE ANALYSIS Non-Final OA ABBOTT LABORATORIES
17637018 HIGH-BRIGHTNESS FLUOROPHORES FOR QUANTIFICATION AND PHENOTYPING OF EXTRACELLULAR VESICLES Non-Final OA Michigan Technological University
17904846 REAGENTLESS ELECTROCHEMICAL BIOSENSOR Final Rejection THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTO
17919270 Biomarker of Fibrosis Non-Final OA Nordic Bioscience A/S
18313997 COMPOSITIONS AND METHODS FOR REMOVAL OF BOUND DETECTION AGENTS Non-Final OA VECTOR LABORATORIES, INC.
18249806 METHOD AND KIT FOR TESTING IMMUNOMODULATORY POTENCY OF IMMUNOGLOBULIN COMPOSITIONS, e.g. FOR TREATMENT OF COVID 19 Non-Final OA Biotest AG
17625531 BIOMARKER PANEL FOR DIAGNOSING PANCREATIC CANCER AND USE THEREOF Final Rejection BERTIS 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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