Prosecution Insights
Last updated: April 19, 2026

Examiner: ESSEX, LAURA ANN

Tech Center 1600 • Art Units: 1629 1649 1675

This examiner grants 60% of resolved cases

Performance Statistics

59.6%
Allow Rate
At TC average
136
Total Applications
+33.8%
Interview Lift
1182
Avg Prosecution Days
Based on 104 resolved cases, 2023–2026

Rejection Statute Breakdown

2.3%
§101 Eligibility
14.1%
§102 Novelty
31.7%
§103 Obviousness
33.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18468633 SUPRAMOLECULAR POLYMER THERAPEUTICS AND DIAGNOSTICS Non-Final OA The Regents of the University of California
17787152 STABILIZATION OF MHC COMPLEXES Non-Final OA The Regents of the University of California
17047497 METHODS AND COMPOSITIONS FOR TH9 CELL MEDIATED CANCER TREATMENT Final Rejection The Cleveland Clinic Foundation
17272124 COMPOSITIONS AND METHODS OF USING CELL-PENETRATING ANTIBODIES IN COMBINATION WITH IMMUNE CHECKPOINT MODULATORS Final Rejection Yale University
17689867 Epigenomic editing and reactivation of targets for the treatment of Fragile X syndrome Non-Final OA THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
19050987 Antibody-Drug Conjugates Against the Glucose-regulating Protein 78 (GRP78) Final Rejection MBrace Therapeutics, Inc.
16969353 FVIII CHIMERIC ANTIGEN RECEPTOR TREGS FOR TOLERANCE INDUCTION IN HEMOPHILIA A Non-Final OA UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INCORPORATED
17276757 COMBINATION THERAPIES WITH ANTI-FOLATE RECEPTOR ANTIBODY CONJUGATES Non-Final OA SUTRO BIOPHARMA, INC.
17917174 CROSS-REACTIVE CORONAVIRUS ANTIBODIES AND USES THEREOF Final Rejection TRUSTEES OF DARTMOUTH COLLEGE
17920055 INTERFERON ALPHA 2 VARIANTS AND USES THEREOF Non-Final OA UNIVERSITAET DUISBURG-ESSEN
17258889 ANTIBODY-ALK5 INHIBITOR CONJUGATES AND THEIR USES Non-Final OA Synthis Therapeutics, Inc.
17056663 PHARMACEUTICAL PREPARATION FOR USE IN TREATING EPSTEIN- BARR VIRUS POSITIVE PATIENTS WITH REACTIVATION PHENOMENON- ASSOCIATED DISEASES Non-Final OA Institut Fuer Ernaehrung Und Praevention GmbH
16629877 POTASSIUM CHANNEL INHIBITORS Final Rejection MAXION THERAPEUTICS LIMITED

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