Prosecution Insights
Last updated: April 19, 2026

Examiner: PARK, HAEJIN S

Tech Center 1600 • Art Units: 1611 1614 1615 1628

This examiner grants 56% of resolved cases

Performance Statistics

55.6%
Allow Rate
-4.4% vs TC avg
762
Total Applications
+38.3%
Interview Lift
1199
Avg Prosecution Days
Based on 705 resolved cases, 2023–2026

Rejection Statute Breakdown

1.7%
§101 Eligibility
14.8%
§102 Novelty
42.4%
§103 Obviousness
21.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19353396 PARTICLE-FORM HYBRID-SCALE FIBER MATRIX Non-Final OA Acera Surgical, Inc.
18146973 MICROARRAY FOR DELIVERY OF THERAPEUTIC AGENT AND METHODS OF USE Final Rejection Panther Life Sciences Corporation
18580859 Reducing the Risk of Infection from Bacteria Present in Skin Pores During Surgery Non-Final OA The Board of Trustees of the Leland Stanford Junior University
18239036 PATCH GRAFT COMPOSITIONS FOR CELL ENGRAFTMENT Non-Final OA The University of North Carolina at Chapel Hill
16626081 SILK-HYALURONIC ACID BASED TISSUE FILERS AND METHODS OF USING THE SAME Final Rejection EVOLVED BY NATURE, INC.
18695554 SOLID COMPOSITION FOR DYEING KERATIN Non-Final OA KAO CORPORATION
18695440 COMPOSITIONS FOR USE Non-Final OA SOCIETE DES PRODUITS NESTLE S.A.
18285558 Heating Transpiration Composition, and Method for Exterminating Harmful Arthropods Using Same Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
17765926 MULTI-LAYERED NANOPARTICLE COATED SUBSTRATES FOR DRUG DELIVERY Final Rejection The UAB Research Foundation
17250559 Pet Food Compositions Final Rejection Hill's Pet Nutrition, Inc.
17610611 METHOD FOR COATING A MEDICAL DEVICE AND COATED MEDICAL DEVICE Final Rejection MEDIZINISCHE HOCHSCHULE HANNOVER
18705975 OIL-IN-WATER EMULSION COSMETIC Non-Final OA SHISEIDO COMPANY, LTD.
18687741 ODOUR COUNTERACTION Non-Final OA GIVAUDAN SA
18699259 Composition for Improving Vision Non-Final OA ALGAE HEALTH SCIENCES CO., LTD.
17871339 CROSSLINKED PARTICLES Non-Final OA The Governing Council of the University of Toronto
18696821 COSMETIC COMPOSITION COMPRISING EUTECTIC MIXTURE OF VITAMIN C Non-Final OA LG HOUSEHOLD & HEALTH CARE LTD.
18608586 ORALLY DISINTEGRATING NICOTINE TABLET FOR USE UNDER LIP Non-Final OA Fertin Pharma A/S
18603705 CANNABINOID COMPOSITION AND METHOD OF USING THE SAME Non-Final OA Yellow Acre Farms, Inc.
18589367 ESSENTIAL OIL COMPOSITION Non-Final OA PEELON, INC.
18685305 MEDICAL LIQUID COMPOSITION FOR AERIAL ADMINISTRATION Non-Final OA APE8 S.R.L.
18582344 COMPOSITIONS FOR RESPIRATORY DELIVERY OF ACTIVE AGENTS AND ASSOCIATED METHODS AND SYSTEMS Non-Final OA Pearl Therapeutics, Inc.
18509112 Biocompatible Protein-Based Particles and Methods Thereof Non-Final OA PETVIVO HOLDINGS, INC.
18187898 POSTERIOR SEGMENT DRUG DELIVERY Non-Final OA ForSight Vision4, Inc.
17626176 Anti-Microbial Composition and Method of Using Same Final Rejection ARXADA, LLC
18181205 GRANULATED PRODUCT AND METHOD FOR PRODUCING SAME Final Rejection TOYO SHINYAKU CO., LTD.
18167842 Pharmaceutical Composition For Preventing And Treating Inflammatory Bowel Disease Final Rejection Centre for Chinese Herbal Medicine Drug Development Limited
18216818 ETHYLCELLULOSE FORMULATIONS AND METHODS OF MAKING SAME Non-Final OA DUPONT NUTRITION USA, INC
18345895 DISINFECTANTS WITH IODINE AND COPPER COMPLEXES FOR BIOFILM ERADICATION AND PREVENTION Non-Final OA CLYRA Medical Technologies, Inc.
17417179 DIFFUSER OF VOLATILE SUBSTANCES BY COMBUSTION Final Rejection ZOBELE HOLDING SPA
18034737 COMPOSITIONS AND METHODS USEFUL FOR MANAGEMENT OF BLOOD SUGAR Non-Final OA SOLVEAT FUNCTIONAL NUTRITION SOLUTIONS LTD.

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