Prosecution Insights
Last updated: May 29, 2026

Examiner: ARNOLD, ERNST V

Tech Center 1600 • Art Units: 1600 1613 1616 1617 1626

This examiner grants 48% of resolved cases

Performance Statistics

48.0%
Allow Rate
-12.0% vs TC avg
1,437
Total Applications
+12.9%
Interview Lift
1164
Avg Prosecution Days
Based on 1373 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
5.4%
§102 Novelty
57.1%
§103 Obviousness
2.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17831796 Oral Care Products and Methods Non-Final OA BASF SE
17635734 STABILIZER CONCENTRATES FOR WAX DISPERSIONS Final Rejection BASF SE
18613671 METHOD FOR COATING PHARMACEUTICAL SUBSTRATES Non-Final OA Applied Materials, Inc.
19016307 PHARMACEUTICAL COMPOSITIONS FOR IMPROVING INTESTINAL BACTERIAL FLORA AND RELATED TREATMENT METHODS Non-Final OA Murata Manufacturing Co., Ltd.
17592169 BIOMIMETIC TISSUE AND METHOD OF USE THEREOF Non-Final OA New York University
19048816 GINGEROL COMPOSITIONS AND RELATED METHODS Non-Final OA ThermoLife International, LLC
18318242 PLASMA RADICAL SOLUTION AND METHOD FOR PREPARING SAME Final Rejection AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
18263420 METHOD FOR PREPARING PROTEIN MICROBEADS FOR IMPROVING STABILITY OF PROTEIN PREPARATION Non-Final OA DONGGUK UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
18205399 Hemostatic Foam Non-Final OA STRYKER EUROPEAN OPERATIONS HOLDINGS LLC
18963743 METHOD FOR TREATING METABOLIC DISORDERS BY ILEUM-TARGETED DELIVERY OF ENDOTOXIN SEQUESTRANT Non-Final OA SQ BIOPHARMA INC.
18246239 PARENTERAL NUTRITION FORMULATION COMPRISING VITAMIN B12 Final Rejection BAXTER HEALTHCARE SA
18639302 BIOCOMPATIBLE POLYMER AND MAGNESIUM FOR REGENERATION OF ARTICULAR SURFACES IN THE TEMPOROMANDIBULAR JOINT Non-Final OA UNIVERSITY OF PITTSBURGH-OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION
17906514 CONTINUOUS MELT-COATING OF ACTIVE PHARMACEUTICAL INGREDIENTS USING SURFACTANTS FOR DISSOLUTION ENHANCEMENT Non-Final OA Rutgers,The State University of New Jersey
18723272 LIPIDS FOR DRUG DELIVERY, NANOPARTICLES COMPRISING SAME, AND COMPOSITION FOR DRUG DELIVERY COMPRISING NANOPARTICLES Non-Final OA SAMYANG HOLDINGS CORPORATION
18278279 DICLOFENAC-CONTAINING PATCH PACKAGE PRODUCT AND METHOD FOR STABILIZING DICLOFENAC SODIUM Non-Final OA HISAMITSU PHARMACEUTICAL CO., INC.
18631588 CLEVIDIPINE EMULSION FORMULATIONS CONTAINING ANTIMICROBIAL AGENTS Non-Final OA CHIESI FARMACEUTICI S.P.A.
18636564 CARTILAGE GRAFT SCAFFOLDS Non-Final OA Trauma Care Consult Traumatologische Forschung Gemeinnützige Gesellschaft mbH
18700024 NANOPARTICULATE FORMULATION Non-Final OA NewImmune II, LLC
18695943 NEGATIVELY CHARGED PARTICLES FOR THE TREATMENT OF INFLAMMATION-RELATED BURN INJURIES Non-Final OA onCour Pharma, Inc.
18595716 Solid Solution Compositions and Use in Severe Pain Non-Final OA Infirst Healthcare Limited
18282412 FUNCTIONALIZED CHITOSAN PREPARATION Non-Final OA Firmenich SA
18273710 NALTREXONE COMPOSITIONS Final Rejection LDN Pharma Limited
18467283 MICROSPHERE FORMULATIONS COMPRISING NALTREXONE AND METHODS FOR MAKING AND USING THE SAME Non-Final OA Oakwood Laboratories, LLC
18244882 ORAL PHARMACEUTICAL COMPOSITION AND METHOD FOR PRODUCING PARTICULATE FORMULATION COMPRISING COMPOSITION Final Rejection Sunsho Pharmaceutical Co., Ltd.
18244141 INJECTABLE MELPHALAN COMPOSITIONS COMPRISING A CYCLODEXTRIN DERIVATIVE AND METHODS OF MAKING AND USING THE SAME Non-Final OA Cydex Pharmaceuticals, Inc.
18278153 SODIUM BICARBONATE INJECTABLE FORMULATION AND METHODS THEREOF Final Rejection Endo Operations Limited
18546142 An Oral Insulin Delivery Salt Nano-Precipitate Final Rejection MONASH UNIVERSITY MAYALSIA
18352132 DIALYSATE FOR HEMODIALYSIS Non-Final OA NIHON TRIM CO., LTD.
18273990 IMPLANTABLE MATERIAL IN CONTACT WITH BLOOD AND USES THEREOF Final Rejection UNIVERSITE DE GENEVE
18262232 CARTILAGE TISSUE ENGINEERING COMPLEX AND USE THEREOF Final Rejection SHANGHAI RESTHETIC BIO CO., LTD

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