Prosecution Insights
Last updated: May 29, 2026

Examiner: SONG, JIANFENG

Tech Center 1600 • Art Units: 1613

This examiner grants 56% of resolved cases

Performance Statistics

56.1%
Allow Rate
-3.9% vs TC avg
918
Total Applications
+33.5%
Interview Lift
960
Avg Prosecution Days
Based on 842 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
9.8%
§102 Novelty
46.5%
§103 Obviousness
1.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18730898 COMPOSITION FOR PREVENTING, AMELIORATING, OR TREATING INFLAMMATORY DISEASES COMPRISING EXTRACELLULAR VESICLES DERIVED FROM ROSEBURIA SPP. OR BIFIDOBACTERIUM SPP. Non-Final OA KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
18528620 PERSONAL CARE SPRAY COMPOSITIONS AND METHODS COMPRISING TRANS-1-CHLORO-3,3,3-TRIFLUOROPROPENE Final Rejection HONEYWELL INTERNATIONAL INC.
18034254 OCULAR-TENSION-INCREASING AGENT CAPABLE OF BEING DEPRIVED OF DRUG ACTIVITY BY TEMPERATURE CONTROL Non-Final OA TOHOKU UNIVERSITY
18543636 COSMETIC EMULSION COMPRISING HYDROPHOBIC POLYMER Non-Final OA L'OREAL
18544283 MINERAL SUNSCREEN COMPOSITION COMPRISING HYDROPHOBIC POLYMER Non-Final OA L'OREAL
18539466 COSMETIC ADHESIVE COMPOSITIONS Non-Final OA L'OREAL
18224119 HAIR TREATMENT METHODS FOR SMOOTHING HAIR Non-Final OA L'OREAL
18355516 HAIR TREATMENT COMPOSITIONS AND METHODS FOR SMOOTHING HAIR Non-Final OA L'OREAL
17787238 METHOD FOR THE COSMETIC TREATMENT OF KERATIN FIBRES COMPRISING A STAGE OF APPLICATION OF A RARE EARTH METAL COMPOSITION AND A STAGE OF APPLICATION OF A COMPOSITION COMPRISING SURFACTANTS Final Rejection L'OREAL
17779021 COMPOSITION FOR BRIGHTENING AND/OR WHITENING KERATIN MATERIALS Final Rejection L'OREAL
17563542 COMPOSITIONS AND METHODS FOR TREATING AN INFECTION Final Rejection CMPD Licensing, LLC
18015575 METHODS FOR ENCAPSULATING POLYNUCLEOTIDES INTO REDUCED SIZES OF LIPID NANOPARTICLES AND NOVEL FORMULATION THEREOF Non-Final OA Generation Bio Co.
18278774 COSMETIC Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18487218 INTERACTION BETWEEN ANTIMICROBIAL QUATERNARY COMPOUNDS AND ANIONIC SURFACTANTS Non-Final OA ECOLAB USA INC.
18573452 AQUEOUS MICROCAPSULE DISPERSION Non-Final OA KAO CORPORATION
18281695 COSMETIC COMPOSITION COMPRISING HINOKITIOL Final Rejection Conopco, Inc., d/b/a UNILEVER
18723166 1H-PYRAZOLE-3-AMINE DERIVATIVE HAVING BICYCLIC BACKBONE Non-Final OA Sumitomo Pharma Co., Ltd.
18570535 ANTIBACTERIAL MATERIAL, ANTIBACTERIAL MATERIAL DISPERSION LIQUID, ANTIBACTERIAL MATERIAL DISPERSION BODY, AND METHOD FOR PRODUCING THEM Non-Final OA SUMITOMO METAL MINING CO., LTD.
18648995 ANTIHISTAMINES COMBINED WITH DIETARY SUPPLEMENTS FOR IMPROVED HEALTH Final Rejection REQUIS PHARMACEUTICALS INC.
18264325 IMPROVEMENTS IN OR RELATING TO ORGANIC COMPOUNDS Non-Final OA Givaudan SA
18690610 EXOSOMES FROM COFFEE, GINKGO-BILOBA AND GINSENG Non-Final OA AYE EXOCURE TIBBI ÜRÜNLER SANAYI VE TICARET ANONIM SIRKETI
17913747 DMEU ENHANCER Final Rejection LTS LOHMANN THERAPIE-SYSTEME AG
18434686 MICROPARTICLES CONTAINING MOXIDECTIN, AND PREPARATION METHOD THEREFOR Non-Final OA INVENTAGE LAB INC.
18548816 DISSOCIATING POLYMER MATRIX COMPOSITIONS OF FULVESTRANT AND METHODS OF THEIR MAKING AND USE Non-Final OA VeraMorph LLC
18354345 COMPOSITIONS AND METHODS FOR FILTERING MICROORGANISMS FROM A FLUID Non-Final OA Food and Drug Administration
18271169 ETHER COMPOUNDS AS VOLATILES FOR THE TREATMENT OF AMINO ACID BASED SUBSTRATES, SUCH AS SKIN AND HAIR Non-Final OA MOMENTIVE PERFORMANCE MATERIALS GMBH
17840922 POLYMERIC FATTY ACID SALT COMPOUNDS FOR THE TREATMENT OF FIBROUS AMINO ACID-BASED SUBSTRATES, ESPECIALLY HAIR Non-Final OA Momentive Performance Materials GmbH
18218274 NANO BUBBLE-CONTAINING COSMETIC COMPOSITION Final Rejection H4 Co., Ltd.
17632664 PHARMACEUTICAL COMPOSITION FOR TOPICAL USE THAT IS IN THE FORM OF A DISPERSED PHASE BASED ON AT LEAST ONE SHORT DIOL IN A CONTINUOUS FATTY PHASE AND COMPRISING AT LEAST ONE ANTI-INFLAMMATORY SUBSTANCE Final Rejection SOCIETE D'EXPLOITATION DE PRODUITS POUR LES INDUSTRIES CHIMIQUES SEPPIC
17828594 SOLID DISPERSIONS Final Rejection DUPONT NUTRITION USA, INC.

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