Prosecution Insights
Last updated: May 29, 2026

Examiner: STEINKE, SEAN JAMES

Tech Center 1600 • Art Units: 1619

This examiner grants 7% of resolved cases

Performance Statistics

7.1%
Allow Rate
-52.9% vs TC avg
82
Total Applications
-7.7%
Interview Lift
1173
Avg Prosecution Days
Based on 14 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
26.5%
§102 Novelty
66.7%
§103 Obviousness
4.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18578350 HERBICIDAL PHENYLURACILS Non-Final OA BASF SE
17754214 Stable Aqueous Compositions of Fertilizer and Agriculturally Active Compound Final Rejection BASF SE
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
18518827 COMPOSITIONS AND METHODS FOR TREATING KERATIN SUBSTRATES Non-Final OA L'Oreal
18554855 SOLID ANHYDROUS COMPOSITION FOR CARING FOR AND/OR MAKING UP KERATIN MATERIALS Non-Final OA L'OREAL
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
18009597 A MIXTURE COMPRISING 1,2-ALKANEDIOLS Final Rejection SYMRISE AG
17909693 COSMETIC OR PHARMACEUTICAL USE OF AVENANTHRAMIDE L Final Rejection SYMRISE AG
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
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
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.
18126867 CARBON NANOPARTICLES SUSPENSION INJECTION-FE MIXTURE AS WELL AS PREPARATION METHOD Final Rejection SICHUAN ENRAY PHARMACEUTICAL TECHNOLOGY CO., LTD.
18179069 ENTERAL CARBON MONOXIDE FOR THE PREVENTION AND TREATMENT OF OCULAR DISEASES Final Rejection Hillhurst Biopharmaceuticals, Inc.
18003303 COMPOUNDS AS SELF-TANNING SUBSTANCES AND TANNING COMPOSITIONS THEREOF Non-Final OA ChemoSensoryX Biosciences SA
17998948 STERILIZING LIQUID AND METHOD OF PRODUCING THE SAME Non-Final OA KABUSHIKI KAISHA DAINICHI SEISAKUSHO
17997003 NEW COUMARIN-POLYMER CONJUGATES AND USES THEREOF Final Rejection Onyel Biotech S.r.l.

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