Prosecution Insights
Last updated: April 19, 2026

Examiner: STEINKE, SEAN JAMES

Tech Center 1600 • Art Units: 1619

This examiner grants 8% of resolved cases

Performance Statistics

7.7%
Allow Rate
-52.3% vs TC avg
73
Total Applications
-8.3%
Interview Lift
1106
Avg Prosecution Days
Based on 13 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
9.4%
§102 Novelty
47.2%
§103 Obviousness
27.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17754214 Stable Aqueous Compositions of Fertilizer and Agriculturally Active Compound Final Rejection BASF SE
18009597 A MIXTURE COMPRISING 1,2-ALKANEDIOLS Final Rejection SYMRISE AG
17909693 COSMETIC OR PHARMACEUTICAL USE OF AVENANTHRAMIDE L Final Rejection SYMRISE AG
17797652 METHOD FOR INCREASING EICOSAPENTAENOIC ACID LEVEL IN THE PLASMA OF AN ANIMAL Non-Final OA DSM IP Assets B.V.
18274356 Antibacterial Composition Non-Final OA LG Chem, Ltd.
18012815 HYDROGELS Non-Final OA Commonwealth Scientific and Industrial Research Organisation
18018220 ARTIFICIAL PLACENTA VACCINE FOR ORGAN TRANSPLANTATION Final Rejection Arizona Board of Regents on Behalf of Arizona State University
18069796 ENCAPSULATION OF BIOACTIVE INGREDIENTS BY MULTIPLEX EMULSION Non-Final OA The Board of Regents of the University of Texas System
18216943 FOAMING CLEANSING COMPOSITION Non-Final OA L'OREAL
18013962 COMPOSITION COMPRISING A COMBINATION OF POLYGLYCEROL ESTERS Final Rejection L'OREAL
18084404 COMPOSITIONS AND METHODS FOR REMOVING COLOR FROM HAIR Final Rejection L'Oreal
17792611 MICROEMULSIONS WITH DICAMBA SALTS HAVING IMPROVED PROPERTIES Non-Final OA MONSANTO TECHNOLOGY LLC
18115215 CELLULOSE ACETATE PARTICLES, COSMETIC COMPOSITION, AND METHOD FOR PRODUCING CELLULOSE ACETATE PARTICLES Final Rejection Daicel Corporation
17677676 TOPICAL NEUROSTEROID FORMULATIONS Non-Final OA Arizona Board of Regents on Behalf of the University of Arizona
18033935 HYDROGEL FOR CELL EMBEDDING, IMMUNOISOLATION DEVICE, AND TRANSPLANT MATERIAL Non-Final OA KURARAY CO., LTD.
18015446 AEROSOL PRODUCT Non-Final OA Conopco, Inc., d/b/a UNILEVER
18041908 SHAVING AID COMPOSITION Final Rejection Edgewell Personal Care Brands, LLC
17906797 MINERAL SUNSCREEN COMPOSITION Final Rejection Edgewell Personal Care Brands, LLC
18004750 PROCESS FOR PREPARING OXOBUTANOL ESTERS OF POLYMERIC CARBOXYLIC ACIDS Final Rejection IOI Oleo GmbH
17904311 AMPHIPHILIC POLYMERS AND THEIR USE FOR IMPROVED PRODUCTION OF NANOPARTICLES FOR THE TARGETED DELIVERY OF ANTIGENS Non-Final OA TOPAS THERAPEUTICS GMBH
18009066 SOLID STATE FORMS OF CYANTRANILIPROLE Final Rejection Adama Makhteshim Ltd.
18006917 MAKE-UP REMOVER WIPE FORMULATIONS Final Rejection Bausch + Lomb Ireland Limited
18268998 Oil-Based Cosmetic Non-Final OA JO COSMETICS CO., LTD.
18452342 EMULSION COMPONENT AND OIL-IN-WATER SUNSCREEN PRODUCT AND OIL-IN-WATER SUNSCREEN LOTION INCLUDING THE SAME Non-Final OA PATECH FINE CHEMICALS CO., LTD.
17776743 NUCLEIC ACID LIPID PARTICLE VACCINE ENCAPSULATING HPV MRNA Final Rejection NATIONAL INSTITUTES OF BIOMEDICAL INNOVATION, HEALTH AND NUTRITION
18038000 Cosmetic Composition and Preparation Method Therefor Non-Final OA KCC Silicone Corporation
18317047 STABLE COMPOSITIONS CONTAINING A CANNABINOID Final Rejection MOUNTAIN PEAK TECHNOLOGY LTD
18143799 COMPOSITIONS CONTAINING COATED MINERALS OR MINERAL-AMINO ACID COMPLEXES Non-Final OA Melaleuca, Inc.
17912642 USE OF AQUEOUS DISPERSIONS OF MAGNESIUM COMPOUNDS FOR FUNCTIONAL FINISHING OF TEXTILES Final Rejection BROMINE COMPOUNDS LTD.
18182237 COPPER FILTER WITH FAST VIRUS KILLING ABILITY Final Rejection CENTRE FOR IMMUNOLOGY & INFECTION LIMTED

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month