Prosecution Insights
Last updated: May 29, 2026

Examiner: LIU, TRACY

Tech Center 1600 • Art Units: 1612 1614 1621

This examiner grants 55% of resolved cases

Performance Statistics

54.9%
Allow Rate
-5.1% vs TC avg
769
Total Applications
+28.0%
Interview Lift
1166
Avg Prosecution Days
Based on 663 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
0.7%
§102 Novelty
63.8%
§103 Obviousness
0.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18429272 LIPID BILAYER COATED MESOPOROUS SILICA NANOPARTICLES WITH A HIGH LOADING CAPACITY FOR ONE OR MORE ANTICANCER AGENTS Non-Final OA The Regents of the University of California
18484713 ORAL CARE COMPOSITIONS COMPRISING DICARBOXYLIC ACID Final Rejection The Procter & Gamble Company
18130107 UNIT-DOSE ORAL CARE COMPOSITIONS COMPRISING FLUORIDE Non-Final OA The Procter & Gamble Company
18081753 COSMETIC COMPOSITION COMPRISING SILICA AND LAUROYL LYSINE Final Rejection The Procter & Gamble Company
18277826 CELLULOSE ACYLATE COMPOSITION AND PRODUCTION METHOD THEREFOR Final Rejection DAICEL CORPORATION
17715435 DRUG DELIVERY SYSTEMS AND TARGETED RELEASE OF PHARMACEUTICAL AGENTS WITH FOCUSED ULTRASOUND Final Rejection THE JOHNS HOPKINS UNIVERSITY
19094143 PHOTONIC BARRIER FOR TOPICAL USE, COMPRISING BISMUTH OXIDE COLLOIDS Non-Final OA BIONUCLEI
18251240 COMPOSITION FOR KERATIN FIBERS Non-Final OA L'Oreal
17607926 MULTILAYER MATERIAL FOR SCREENING OUT ULTRAVIOLET, COMPOSITION COMPRISING SAME, PROCESS FOR TREATING KERATIN MATERIALS USING SAME, AND PROCESS FOR PREPARING THE MATERIAL Non-Final OA L'OREAL
18014363 DIAGNOSTIC AGENT FOR PANCREATIC FUNCTION Non-Final OA HAMAMATSU PHOTONICS K.K.
18036703 SLURRY DISPERSION, COSMETIC AND METHOD FOR PRODUCING SAME Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
17997340 METHOD FOR PRODUCING EXTRACELLULAR VESICLES FROM THREE-DIMENSIONALLY CULTURED STEM CELLS Final Rejection KONKUK UNIVERSITY INDUSTRIAL COOPERATION CORP
17900240 IMPLANTABLE BONE SCAFFOLDS INCLUDING AT LEAST ONE INTEGRATION AID, METHODS OF MAKING AND USING THE SAME Final Rejection UNIVERSITY OF UTAH RESEARCH FOUNDATION
18009288 Compositions Comprising Natural Polymers and One or More (Bio)-Alkanediols Non-Final OA Symrise AG
18515651 Oral Care Compositions Final Rejection Colgate-Palmolive Company
18251017 Oral Care Compositions Comprising Ascorbic Acid Derivatives Non-Final OA Colgate-Palmolive Company
18043753 Oral Care Compositions Final Rejection Colgate-Palmolive Company
18043679 Oral Care Compositions Final Rejection Colgate-Palmolive Company
18043703 Oral Care Compositions Final Rejection Colgate-Palmolive Company
18255526 MASCARA COMPOSITION AND METHOD OF MAKING Final Rejection Coty Inc.
18119957 TiO2-FREE PIGMENT Final Rejection Sun Chemical Corporation
18077301 COLORED COSMETIC SOLID DISPERSIONS Final Rejection Sun Chemical Corporation
18261192 ALKALINE EARTH METAL CARBONATES FOR COSMIC COMPOSTIONS Final Rejection IMERTECH SAS
18708875 PHARMACEUTICAL COMPOSITION HAVING EXCELLENT DISSOLUTION PROPERTIES Non-Final OA DAIICHI SANKYO COMPANY, LIMITED
17573574 BIOCOMPATIBLE, FLEXIBLE, HAEMOSTATIC SHEET Non-Final OA ETHICON, INC.
18282327 TOPICAL COMPOSITION FOR SKIN Final Rejection Shiseido Company, Ltd.
18012257 COSMETICS Non-Final OA SHISEIDO COMPANY, LTD.
18705079 VALBENAZINE COMPOSITIONS Non-Final OA Neurocrine Biosciences, Inc.
18646464 AMORPHOUS SOLID DISPERSION COMPRISING (S)-1-(1-ACRYLOYLPYRROLIDIN-3-YL)-3-((3,5-DIMETHOXYPHENYL)ETHYNYL)-5-(METHYLAMINO)-1H-PYRAZOLE-4-CARBOXAMIDE Non-Final OA BEIJING INNOCARE PHARMA TECH CO., LTD.
18621931 ESSENTIAL OIL IMPREGNATED DEVICE AND METHODS OF USE THEREOF Non-Final OA PERTINENT ECO-SOLUTIONS, INC.

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