Prosecution Insights
Last updated: April 19, 2026

Examiner: SINGH, SATYENDRA K

Tech Center 1600 • Art Units: 1653 1657

This examiner grants 61% of resolved cases

Performance Statistics

60.8%
Allow Rate
+0.8% vs TC avg
680
Total Applications
+66.4%
Interview Lift
1288
Avg Prosecution Days
Based on 643 resolved cases, 2023–2026

Rejection Statute Breakdown

4.8%
§101 Eligibility
14.6%
§102 Novelty
35.4%
§103 Obviousness
26.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17923865 PHAGE-MEDIATED DELIVERY OF GENES TO GUT MICROBIOME Final Rejection THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18001876 MUTANT OF IMMUNOGLOBULIN DEGRADING ENZYME IDEE Final Rejection Shanghai Bao Pharmaceuticals Co., Ltd.
18504690 PROCESSES AND SYSTEMS FOR BIOLOGICAL HYDROGEN PRODUCTION FROM ORGANIC WASTE USING YEAST Non-Final OA Purdue Research Foundation
18366358 BRUCELLA CANIS VACCINE FOR DOGS Non-Final OA THE TEXAS A&M UNIVERSITY SYSTEM
17924963 COMPOSITIONS AND METHODS FOR INDUCING IMMUNE RESPONSES AGAINST CLASS I FUSION PROTEIN VIRUSES Non-Final OA Virginia Tech Intellectual Properties, Inc.
17737562 Engineered Bacteria Containing Biosensors for Precision Targeting and Containment Final Rejection The Trustees of Columbia University in the City of New York
18235573 COLLECTING SPORES WITH HYDROPHOBIC LIQUID AND CORRESPONDING USE OF COLLECTED SPORES Non-Final OA The University of Akron
18564363 CONVERTING CELLULOSIC BIOMASS TO FUEL Non-Final OA Iogen Corporation
18658872 METHODS OF PREPARING T CELLS FOR T CELL THERAPY Final Rejection The United States of America, as represented by the Secretary, Dept. of Health and Human Services
18275833 METHOD FOR SYNTHESIZING CHIRAL AMINE COMPOUND Non-Final OA ASYMCHEM LABORATORIES (TIANJIN) CO., LTD
18413954 Bioconversion of Short-Chain Hydrocarbons to Fuels and Chemicals Non-Final OA Ramon Gonzalez
17798586 RECOMBINANT BACTERIA ENGINEERED TO TREAT DISEASES ASSOCIATED WITH METHIONINE METABOLISM AND METHODS OF USE THEREOF Non-Final OA Synlogic Operating Company, Inc.
18034062 METHOD FOR PREPARING MULTIFUNCTIONAL HYDROGEL BY YEAST FERMENTATION Non-Final OA FUZHOU UNIVERSITY
18271705 MICROORGANISM OIL COMPOSITION ENRICHED WITH DHA OR EPA DIGLYCERIDES Non-Final OA POLARIS
18339183 MESOPOROUS SILICA BINDING PEPTIDES AND METHODS OF ENZYME IMMOBILIZATION USING THE SAME Non-Final OA ARCHER DANIELS MIDLAND COMPANY
18258790 GASTROINTESTINAL TRACT SIMULATION SYSTEM AND METHOD Non-Final OA ProDigest
18255810 A Solution for Measurement of Trehalase in Urine and Measurement Method Using this Solution Non-Final OA Argeron Medikal Arastirma Sanayi Ve Ticaret Anonim Sirketi
18307297 Mycobacteria From Single Colony Type for Vaccine and Other Immunotherapy Non-Final OA S & R Pharmaceuticals
18001325 NOVEL PROBIOTIC BACTERIA AND METHODS TO CONTROL PATHOGENS IN AQUATIC ANIMALS Non-Final OA Pebble Labs Inc.
18185315 AMERICAN CHESTNUT LEAF COMPOSITIONS COMPRISING OXALATE OXIDASE AND METHODS FOR TREATMENT OF OXALATE-RELATED DISORDERS Non-Final OA The Research Foundation for The State University of New York (RFSUNY)
18014423 AGRICULTURAL COMPOSITION OF INDOLEACETIC ACID HAVING INCREASED PHOTOSTABILITY, PROCESS FOR THE PRODUCTION AND USE THEREOF Non-Final OA TOTAL BIOTECNOLOGIA INDÚSTRIA E COMÉRCIO S/A
17917543 BACTERIOPHAGE COMPOSITIONS FOR TREATING PSEUDOMONAS INFECTION Non-Final OA Armata Pharmaceuticals, Inc.
17916193 NANOPARTICLE-LOADED SILICIFIED CELLS, METHODS OF MAKING, AND METHODS OF USE Non-Final OA Henning DeMay
17815539 MICROORGANISMS SYNTHESIZING ANTI-INFLAMMATORY MOLECULES Non-Final OA Enbiosis Biotechnology Limited
17091564 YEAST FOR PRODUCING AND DELIVERING RNA BIOACTIVE MOLECULES AND METHODS AND USES THEREOF Non-Final OA RENAISSANCE BIOSCIENCE CORP.

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