Prosecution Insights
Last updated: April 19, 2026

Examiner: ROSENTHAL, ANDREW S

Tech Center 1600 • Art Units: 1613

This examiner grants 51% of resolved cases

Performance Statistics

51.3%
Allow Rate
-8.7% vs TC avg
694
Total Applications
+41.5%
Interview Lift
1086
Avg Prosecution Days
Based on 645 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
11.3%
§102 Novelty
53.6%
§103 Obviousness
17.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18694853 NANOPARTICULATE MONOBENZONE FOR TREATING MELANOMA Non-Final OA Northwestern University
17759406 ARTICLE AND METHOD TO TREAT INTERPROXIMAL DENTAL CARIES Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18566449 PESTICIDALLY ACTIVE HETEROCYCLIC DERIVATIVES WITH SULFOXIMINE CONTAINING SUBSTITUENTS Non-Final OA SYNGENTA CROP PROTECTION AG
18357810 MULTIFUNCTIONAL pO2/pH-SENSITIVE THERANOSTIC LIPOSOME NANOCARRIERS AND METHODS OF USING SAME Non-Final OA YALE UNIVERSITY
17790952 SCAFFOLD WITH HIERARCHICAL STRUCTURE, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF Final Rejection Tsinghua University
18776857 STABILIZED HYPOCHLOROUS ACID SOLUTION AND METHOD FOR STABILIZING HYPOCHLOROUS ACID FOR LONGER SHELF LIFE Non-Final OA Parasol Medical, LLC
18928283 INTRANASAL DELIVERY OF CANNABIDIOL TO TREAT CENTRAL NERVOUS SYSTEM DISORDERS Non-Final OA Nose to Brain Therapeutics LLC
17783235 HAIR STYLING COMPOSITION CONTAINING DISACCHARIDES Non-Final OA Henkel AG & Co. KGaA
17762674 METHOD FOR DYEING KERATINOUS MATERIAL BY MEANS OF A PREMIX OF AMINOSILICONE AND A CHROMOPHORIC COMPOUND Non-Final OA Henkel AG & Co. KGaA
18568137 3D-PRINTABLE SHEAR-THINNING POLYSACCHARIDE-BASED NANOCOMPOSITE HYDROGEL FOR BIOMIMETIC TISSUE ENGINEERING Non-Final OA UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INCORPORATED
18744241 AMIDE CONTAINING LIPIDS Non-Final OA Acuitas Therapeutics, Inc.
18669235 FORMULATIONS, METHODS, KITS, AND DOSAGE FORMS FOR TREATING ATOPIC DERMATITIS AND FOR IMPROVED STABILITY OF AN ACTIVE PHARMACEUTICAL INGREDIENT Non-Final OA Libertas Bio, Inc.
18704339 COSMETIC, DERMATOLOGICAL OR COSMECEUTICAL TREATMENT, IN PARTICULAR PROPIGMENTING Non-Final OA Sederma
18551653 ANTITHROMBOGENIC MATERIAL Non-Final OA TOYOBO CO., LTD.
17293423 SKIN EXTERNAL APPLICATION COMPOSITION FOR SKIN BARRIER STRENGTHENING OR SKIN MOISTURIZING CONTAINING DEHYDROABIETIC ACID Final Rejection AMOREPACIFIC CORPORATION
18352676 AGRICULTURAL COMPOSITIONS AND METHODS Non-Final OA Carus Animal Health Limited
18286108 MATTE RESIN COMPOSITION, PREPARATION METHOD THEREOF, MATTE FILM AND ARTIFICIAL NAIL Final Rejection ZHONGSHAN SENBOMA ARTWARE CO., LTD
18014005 Dietary Composition and Method Final Rejection Capsugel Belgium NV
18269148 METHOD OF ANTIBACTERIAL AND ANTIVIRAL SURFACE TREATMENT OF FLEXIBLE COVER MATERIALS AND COVER MATERIALS OBTAINED WITH THIS METHOD Non-Final OA GRUPPO MASTROTTO S.P.A.
18333103 PARTICLES ENCAPSULATING FUSION PROTEINS CONTAINING LINKED EPITOPES Non-Final OA COUR PHARMACEUTICALS DEVELOPMENT COMPANY INC.
18018892 POLYMERIC COMPOSITION AND METHOD WITH HERBAL MASTERBATCH Non-Final OA Abhishek Rajesh MANDAWEWALA
17932709 REAGENT COMPOSITIONS, METHODS, CARTRIDGES, AND SYSTEMS Final Rejection ILLUMINA SINGAPORE PTE. LTD.
17404858 ANTIMICROBIAL ADHESIVE COMPOSITION WITH COPPER NANOPARTICLES FOR DENTURES Non-Final OA UNIVERSIDAD DE CHILE
17720572 COMPOSITIONS AND METHODS FOR USING ANDROGEN SIGNALING INHIBITORS Non-Final OA Rakesh K. Srivastava
17347537 TEXTILE TREATMENT COMPOSITIONS Final Rejection ANGRES, ISAAC A, PHD

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