Prosecution Insights
Last updated: August 18, 2026

Examiner: TCHERKASSKAYA, OLGA V

Tech Center 1600 • Art Units: 1615

This examiner grants 55% of resolved cases

Performance Statistics

55.2%
Allow Rate
-4.8% vs TC avg
892
Total Applications
+46.3%
Interview Lift
978
Avg Prosecution Days
Based on 840 resolved cases, 2023–2026

Rejection Statute Breakdown

1.7%
§101 Eligibility
7.3%
§102 Novelty
35.4%
§103 Obviousness
37.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19371866 FORMULATIONS COMPRISING INOSITOL, SILICATES, AND OPTIONALLY AMINO ACIDS WITH IMPROVED SOLUBILITY AND METHODS OF MAKING THE SAME Final Rejection Nutrition21, LLC
18860504 COMPOSITION FOR DYEING HAIR Non-Final OA LG H&H CO., LTD.
17323392 MULTI-CAVITY CUSTOMIZABLE DOSAGE FORMS Non-Final OA Kenvue Brands LLC
17582616 MINI SOFTGEL NAPROXEN COMPOSITION Final Rejection R.P. SCHERER TECHNOLOGIES, LLC
18549652 LIQUID VISCOELASTIC SWALLOWING AID TO PROMOTE SAFE SWALLOWING OF SOLID ORAL DOSAGE FORMS (SODF) Non-Final OA SOCIETE DES PRODUITS NESTLE S.A.
18851634 COMPOSITION SUITABLE FOR EYEBROWS Non-Final OA L'Oreal
18683624 PATCH AND PRODUCTION METHOD THEREOF Final Rejection KANEKA CORPORATION
16707580 ORAL PRODUCT AND METHOD OF MANUFACTURE Non-Final OA NICOVENTURES TRADING LIMITED
18515897 PHARMACEUTICAL COMPOSITIONS COMPRISING VENGLUSTAT Final Rejection Genzyme Corporation
18853162 BIODEGRADABLE LIPIDOIDS AND COMPOSITIONS AND METHODS OF USE THEREOF FOR LIVER TARGETED DELIVERY Non-Final OA The Trustees of the University of Pennsylvania
17622315 BLEND OF BEESWAX AND A LACTYLATE ESTER Non-Final OA SYMRISE AG
18507884 QUETIAPINE ORAL LIQUID SUSPENSION AND USE THEREOF Non-Final OA OWP Pharmaceuticals, Inc.

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