Prosecution Insights
Last updated: October 02, 2026

Examiner: PAK, YONG D

Tech Center 1600 • Art Units: 1645 1652 1683

This examiner grants 75% of resolved cases

Performance Statistics

74.6%
Allow Rate
+14.6% vs TC avg
1,006
Total Applications
+14.3%
Interview Lift
1051
Avg Prosecution Days
Based on 953 resolved cases, 2023–2026

Rejection Statute Breakdown

6.8%
§101 Eligibility
18.9%
§102 Novelty
23.1%
§103 Obviousness
32.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
16971209 A MICROORGANISM PRODUCING A MYCOSPORINE-LIKE AMINO ACID AND A METHOD FOR PRODUCING A MYCOSPORINE-LIKE AMINO ACID USING THE SAME Non-Final OA CJ CHEILJEDANG CORPORATION
17780088 Fungus Strain Having Decreased Viscosity Final Rejection IFP Energies Nouvelles
17928680 PHENYLALANINE HYDROXYLASE VARIANTS AND USES THEREOF Non-Final OA ModernaTX, Inc.
18023946 ENZYME DEHYDROXYLATING HYDROXYL GROUP AT 9-POSITION OF UROLITHIN COMPOUND Non-Final OA DAICEL CORPORATION
18891498 MICROORGANISMS AND METHODS FOR PRODUCING CIS,CIS-MUCONIC ACID Non-Final OA Wisconsin Alumni Research Foundation
18737647 RECOMBINANT MICROORGANISMS THAT CATABOLIZE LIGNIN AROMATICS AND METHODS OF USING SAME Non-Final OA Wisconsin Alumni Research Foundation
18672924 MICROBES AND METHODS FOR SELECTIVE DETOXIFICATION OF LIGNOCELLULOSIC BIOMASS Non-Final OA Wisconsin Alumni Research Foundation
18644618 METHODS AND COMPOSITIONS USEFUL FOR THE PRODUCTION OF OLEFINIC ESTER Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18870994 ANTIVIRAL AGENT, PHARMACEUTICAL COMPOSITION FOR TREATING OR PREVENTING VIRAL INFECTION, KIT FOR EVALUATING RISK OF VIRAL INFECTION BECOMING SEVERE, AND METHOD FOR EVALUATING RISK OF VIRAL INFECTION BECOMING SEVERE Non-Final OA TOHOKU UNIVERSITY
18502266 SYSTEM AND METHOD OF OPTOGENETICALLY CONTROLLING METABOLIC PATHWAYS FOR THE PRODUCTION OF CHEMICALS Non-Final OA The Trustees of Princeton University
18837131 NOVEL LIPID PEROXIDATION SYSTEM AND METHOD FOR PREPARING BIOFUEL AND BIOPOLYMER USING SAME Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
18599745 PHOSPHORYLATION OF PHENOLIC PHYTOCHEMICALS BY TWO ENZYMES COUPLED SYSTEM Non-Final OA National Taiwan University
18570301 METHOD FOR CONTROLLING SLIME IN A PULP OR PAPER MAKING PROCESS Final Rejection Novozymes A/S
18043532 PROTEASE VARIANTS WITH IMPROVED SOLUBILITY Final Rejection Novozymes A/S
18042282 VARIANTS OF A FAMILY 44 XYLOGLUCANASE Non-Final OA Novozymes A/S
18281536 PRENYLTRANSFERASE AND A TRANSGENIC CELL, TISSUE, AND ORGANISM COMPRISING SAME Non-Final OA YEDA RESEARCH AND DEVELOPMENT CO. LTD.
18780030 METHODS OF CELL SELECTION AND MODIFYING CELL METABOLISM Non-Final OA LONZA LTD
18684923 T7 RNA POLYMERASE VARIANTS FOR RNA SYNTHESIS Non-Final OA GLAXOSMITHKLINE BIOLOGICALS SA
18595339 ENGINEERED DNA POLYMERASE WITH REDUCED ARTIFACT FORMATION Non-Final OA Promega Corporation
18024258 NOVEL ENDO-ß-N-ACETYLGLUCOSAMINIDASE Non-Final OA DAIICHI SANKYO COMPANY, LIMITED

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