Prosecution Insights
Last updated: May 29, 2026

Examiner: NIEBAUER, RONALD T

Tech Center 1600 • Art Units: 1654 1658 1676

This examiner grants 41% of resolved cases

Performance Statistics

41.4%
Allow Rate
-18.6% vs TC avg
795
Total Applications
+33.8%
Interview Lift
1314
Avg Prosecution Days
Based on 720 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
26.0%
§102 Novelty
41.3%
§103 Obviousness
5.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18250406 PEPTIDE TAG AND TAGGED PROTEIN CONTAINING SAME Non-Final OA IDEMITSU KOSAN CO.,LTD.
18350803 PEPTIDE DISINFECTANT FOR PREVENTING CORONAVIRUSES Non-Final OA Xiamen University
17288879 SYNTHETIC PEPTIDES INDUCING IMMUNOGENIC CELL DEATH Final Rejection CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
18041289 PEPTIDES AND FORMULATIONS FOR CANCER TREATMENT Non-Final OA Peptinovo Biopharma, Inc.
18246063 POLYMERS AND NANOPARTICLE FORMULATIONS FOR SYSTEMIC NUCLEIC ACID DELIVERY Non-Final OA The Johns Hopkins University
18449907 IODINATED CROSSLINKED HYDROGELS AND METHODS OF FORMING THE SAME Non-Final OA Boston Scientific Scimed, Inc.
17628142 SEPARATED PEPTIDE Non-Final OA National University Corporation Tokai National Higher Education and Research System
18000853 PROCESS FOR PREPARING A GLP-1/GLUCAGON DUAL AGONIST Final Rejection Eli Lilly and Company
17418305 METHOD FOR STABILIZING BIOACTIVITY OF GROWTH FACTOR Final Rejection National Cheng Kung University
18717568 PEPTIDES AND COMPOSITIONS FOR USE IN COSMETICS Final Rejection LIPOTRUE, S.L.
18620789 METHODS FOR THE TREATMENT OF AGE-RELATED MACULAR DEGENERATION Final Rejection Stealth BioTherapeutics Inc.
18460346 METHODS AND COMPOSITIONS FOR TREATING, PREVENTING, INHIBITING, AMELIORATING OR DELAYING THE ONSET OF OPHTHALMIC CONDITIONS Non-Final OA Stealth BioTherapeutics Inc.
18233783 METHOD FOR TREATING CANCER EXPRESSING SPARC Final Rejection SEOUL NATIONAL UNIVERSITY HOSPITAL
18131280 PEPTIDIC OLIGOMERS AND METHODS OF USING THE SAME Non-Final OA THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
18037287 PROTEIN HYDROGELS AND METHODS FOR THEIR PREPARATION Non-Final OA THE UNIVERSITY OF BRITISH COLUMBIA
18593433 PEPTIDE COMPOUND, APPLICATION THEREOF AND COMPOSITION CONTAINING SAME Final Rejection XDCEXPLORER (SHANGHAI) CO., LTD.
18002478 LONG ACTING GLP-1/GIP DUAL AGONISTS Non-Final OA SUN PHARMACEUTICAL INDUSTRIES LIMITED
17616809 ANTI-INFLAMMATORY AGENTS Non-Final OA The University of Sydney
18492014 INSECT NEUROPEPTIDES 7 Non-Final OA Solasta Bio Limited
16104037 Composition and Method for Therapeutic Agent Delivery During Pregnancy Non-Final OA University of Mississippi Medical Center
15694592 MOLECULAR SENSORS Final Rejection UNIVERSITY COLLEGE DUBLIN, NATIONAL UNIVERSITY OF IRELAND, DUBLIN
18271663 POLYPEPTIDE FOR REPAIRING SKIN WOUND OR MUCOSAL INJURY, AND APPLICATION THEREOF Non-Final OA Sichuan Gooddoctor Panxi Pharmaceutical Co., Ltd.
17252038 BICYCLIC PEPTIDE LIGANDS SPECIFIC FOR NECTIN-4 Non-Final OA BicycleTx Limited
18270097 HUMAN GLP-1 POLYPEPTIDE VARIANT AND USE THEREOF Non-Final OA SUZHOU ALPHAMAB CO., LTD
17629313 PEPTIDE HAVING HAIR GROWTH PROMOTING ACTIVITY, AND USE THEREOF Final Rejection CAREGEN CO., LTD.
18097077 PEPTIDE INHIBITORS OF INTERLEUKIN-23 RECEPTOR AND THEIR USE TO TREAT INFLAMMATORY DISEASES Final Rejection Protagonist Therapeutics, Inc.
18021391 AN IMPROVED PROCESS FOR FMOC SYNTHESIS OF ETELCALCETIDE Final Rejection USV Private Limited
17996875 PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING CANCER Final Rejection L-BASE CO., LTD.
17918930 NOVEL ALPHA-HELICAL DOUBLE-SIDED CELL PENETRATING PEPTIDE AND USE THEREOF Final Rejection CAMP THERAPEUTICS INC.
17995092 NOVEL ANTIBACTERIAL PEPTIDE AND USE THEREOF Final Rejection ANYGEN CO., LTD.

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