Prosecution Insights
Last updated: April 19, 2026

Examiner: KETCHAM, KAREN A

Tech Center 1600 • Art Units: 1611 1614

This examiner grants 21% of resolved cases

Performance Statistics

20.9%
Allow Rate
-39.1% vs TC avg
104
Total Applications
+36.6%
Interview Lift
1239
Avg Prosecution Days
Based on 43 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
12.6%
§102 Novelty
53.0%
§103 Obviousness
26.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17640220 MICROBIOCIDAL USE Non-Final OA DSM IP ASSETS B.V.
17436104 Rhamnolipids as deposition aid Non-Final OA Evonik Operations GmbH
17549989 Stable Skin Care Emulsion and Methods of Using the Same Non-Final OA The Procter & Gamble Company
17630032 ANTIMICROBIAL COMPOSITIONS AND ARTICLES COMPRISING THE SAME Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
17487856 TOPICAL AND TRANSDERMAL DELIVERY OF HIF-1 MODULATORS TO PREVENT AND TREAT CHRONIC WOUNDS Final Rejection THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
17602866 FORMULATIONS FOR ENCAPSULATION AND BIOAVAILABILITY IMPROVEMENT OF BIOACTIVE COMPOUNDS BASED ON NATURAL PLANT BASED MATERIALS Non-Final OA TECHNION RESEARCH & DEVELOPMENT FOUNDATION LIMITED
17731816 COMPOSITIONS SUITABLE AS SETTERS Non-Final OA L'OREAL
18070405 SEPARATING MEMBRANE FOR DENTAL SURGERIES AND METHOD FOR MANUFACTURING THE SAME Non-Final OA NAN YA PLASTICS CORPORATION
18735277 INHALABLE HORMONE RECEPTOR AGONIST FORMULATIONS Final Rejection Pinata Holdings Inc.
18705117 SHAMPOO IN SOLID FORM TO BE RECONSTITUTED IN AN AQUEOUS ENVIRONMENT Non-Final OA LES SOLUTIONS ZERO DECHET FILLGOOD INC.
17726176 ORGANIC-INORGANIC COMPOSITE POWDER AND COMPOSITION INCLUDING THE SAME Final Rejection AMOREPACIFIC CORPORATION
17353118 SURFACE-TREATED INORGANIC PARTICLES, MANUFACTURING METHOD OF THE SAME, DISPERSION SOLUTION OF THE SAME, AND COSMETIC COMPOSITION INCLUDING THE SAME Non-Final OA AMOREPACIFIC CORPORATION
17754498 MASKING THE TASTE OF ISOSORBIDE Final Rejection ROQUETTE FRERES
17278844 TRANSDERMAL THERAPEUTICS SYSTEM WITH BARRIER LAYER Non-Final OA LTS Lohmann Therapie-Systeme AG
18431369 METHOD AND COMPOSITIONS FOR THE CONTROL OF SOME PESTS Non-Final OA FUTURE-TENSE TECHNOL DEVEL & ENTREPRENEURSHIP LTD
18293750 DEXMEDETOMIDINE TRANSDERMAL COMPOSITION, TRANSDERMAL PATCH AND PREPARATION METHOD THEREFOR AND USE THEREOF Non-Final OA YICHANG HUMANWELL PHARMACEUTICAL CO., LTD.
17765665 HERBICIDE COMPOSITIONS Non-Final OA UPL EUROPE LTD
17258525 A STABLE LIQUID AGROCHEMICAL FORMULATION Non-Final OA UPL LTD
17137883 METHODS AND COMPOSITIONS FOR THE TREATMENT OF ACNE Non-Final OA Mayne Pharma LLC
17817774 TOPICAL DELIVERY OF BUFFERING AGENTS FOR PREVENTION AND TREATMENT OF VIRAL INFECTIONS Non-Final OA Dyve Biosciences, Inc.
18257014 USE OF PSILOCYBIN IN CANCER TREATMENT Non-Final OA Silo Pharma, Inc.
18307253 TOPICAL FORMULATIONS Non-Final OA ProVEDA Corporation
17777073 USE OF RHAMNOSE AND ARABINOSE FOR DENTAL POWDER JET CLEANING Final Rejection FERTON HOLDING S.A.
17795294 Compositions and Methods for Treating Aging-Related Disorders Final Rejection AgeLess Sciences, Inc.
17782140 FORMULATIONS COMPRISING A MINERAL AND/OR A VITAMIN AND A POLYSACCHARIDE, COMPOSITIONS THEREOF AND USE THEREOF IN SUPPLEMENTING SAID MINERAL AND/OR VITAMIN Final Rejection PHARMANUTRA S.P.A
17741844 OIL POWDER FOUNDATION Non-Final OA Tombow Pencil Co., Ltd.
17770404 ENCAPSULATED CARBONYL IRON SALT COMPOSITIONS AND PROCESS THEREOF Final Rejection Vikrant SURYAVANSHI
17766123 LIPOSOMES COMPRISING ANTI-LOX ANTIBODY Final Rejection HOUSTON METHODIST HOSPITAL
17638871 REBAMIPIDE FOR USE IN PREVENTION AND TREATMENT OF CROHN'S DISEASE Non-Final OA SQUARE POWER LTD.
17264090 METHOD FOR PRODUCING PARTICLE, AND PARTICLE PRODUCED BY THE METHOD AND MEDICAMENT Non-Final OA SHIZUOKA PREFECTURAL UNIVERSITY CORPORATION

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