Prosecution Insights
Last updated: May 29, 2026

Examiner: BARRON, SEAN C

Tech Center 1600 • Art Units: 1653

This examiner grants 54% of resolved cases

Performance Statistics

53.5%
Allow Rate
-6.5% vs TC avg
681
Total Applications
+30.9%
Interview Lift
1318
Avg Prosecution Days
Based on 608 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
10.5%
§102 Novelty
68.0%
§103 Obviousness
5.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18059135 COMPOSITIONS OF ADENOSINE DEAMINASE-2 (ADA2), VARIANTS THEREOF AND METHODS OF USING SAME Final Rejection Halozyme, Inc.
18255307 AMNIOTIC MEMBRANE FOR MYOCARDIAL REPAIR Non-Final OA The Regents of the University of California
17778393 CULTURES OF AND METHODS OF MANUFACTURING SQUAMOUS CELL CARCINOMA CELLS Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
17442489 AMYLASE ENZYMES Non-Final OA BASF SE
18241564 LEAN PERFUSION CELL CULTURE METHODS Final Rejection AMGEN INC.
18575437 FLUID SHEAR STRESS FOR EX VIVO ACTIVATION OF IMMUNE EFFECTOR CELLS Non-Final OA Vanderbilt University
16634076 METHOD FOR ISOLATING EXTRACELLULAR VESICLE USING HYDROPHOBIC INTERACTION Final Rejection POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION
18063001 Engineered 3D-Printed Artificial Axons Final Rejection Massachusetts Institute of Technology
17440618 CONTROL OF NITROGEN FIXATION IN RHIZOBIA THAT ASSOCIATE WITH CEREALS Non-Final OA Massachusetts Institute of Technology
17394008 MESENCHYMAL CELL-DERIVED EXOSOMES TO TREAT NEUROLOGICAL DISORDERS Final Rejection RAMOT AT TEL-AVIV UNIVERSITY LTD.
18553234 METHOD FOR PRODUCING RECYCLED WATER Non-Final OA KANEKA CORPORATION
18582581 IN SITU EXPANSION OF ENGINEERED DEVICES FOR REGENERATION Non-Final OA Trustees of Boston University
18700200 GIANT ORGANELLES RECOVERY AND USE THEREOF Non-Final OA UNIVERSITÉ PARIS CITÉ
18133774 MEROXAPOLS FOR CELL CULTURE Final Rejection MERCK PATENT GMBH
14397657 Methods and Compositions for Generating Pancreatic Progenitors and Functional Beta Cells from hPSCs Final Rejection University Health Network
16906111 DECELLULARIZED TISSUE Non-Final OA ADEKA CORPORATION
16713772 DECELLULARIZED TISSUE Non-Final OA ADEKA CORPORATION
18926991 SOFT TISSUE REPAIR ALLOGRAFTS AND METHODS FOR PREPARING SAME Final Rejection Musculoskeletal Transplant Foundation
17761121 PROLONGED FUNCTION OF LIVER ORGANOIDS BY 3D COCULTURING OF HEPATIC LINAGE CELLS AS AN IN VITRO MODEL FOR THE STUDY OF LIVER DISEASE Final Rejection THE TRUSTEES OF INDIANA UNIVERSITY
17625665 COMPOSITIONS AND METHODS FOR CLEARING TISSUE Non-Final OA The University of Hong Kong
18762269 GENERATION OF GLUCOSE-RESPONSIVE BETA CELLS Non-Final OA University of Copenhagen
17555281 CELL ANALYZER, METHOD FOR CLASSIFYING WHITE BLOOD CELL BASED ON IMPEDANCE METHOD, AND COMPUTER-READABLE STORAGE MEDIUM Final Rejection Shenzhen Mindray Animal Medical Technology Co., Ltd
18334454 PERFUSION MEDIUM Non-Final OA Boehringer Ingelheim International GmbH
17426827 Means and Methods to Overrule Glucose-Mediated Repression of Respiration in Yeast Non-Final OA KATHOLIEKE UNIVERSITEIT LEUVEN, K.U.LEUVEN R&D
17906490 SARS-COV2-SPECIFIC T CELL COMPOSITIONS AND THEIR USE IN TREATING AND PREVENTING CORONAVIRUS AND OTHER RESPIRATORY VIRUS INFECTIONS Final Rejection Baylor College of Medicine
17755275 FIBROBLAST-DERIVED UNIVERSAL IMMUNOLOGICAL COMPOSITION Final Rejection FIGENE, LLC
18574611 CELL DISSOCIATING AGENT AND CELL SEPARATION METHOD Non-Final OA TOKYO INSTITUTE OF TECHNOLOGY
18607227 SMALL MOBILE STEM CELLS (SMS) AND USES THEREOF Final Rejection SMSBIOTECH, INC.
17259792 NEW BACTERIA Final Rejection Chr. Hansen A/S
17598965 Method of Sialylating a Protein Non-Final OA The University of Manchester

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month