Prosecution Insights
Last updated: August 18, 2026

Examiner: NGUYEN, NGHI V

Tech Center 1600 • Art Units: 1641 1653 1699

This examiner grants 53% of resolved cases

Performance Statistics

53.4%
Allow Rate
-6.6% vs TC avg
530
Total Applications
+50.7%
Interview Lift
1315
Avg Prosecution Days
Based on 489 resolved cases, 2023–2026

Rejection Statute Breakdown

5.4%
§101 Eligibility
18.1%
§102 Novelty
45.4%
§103 Obviousness
17.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18688190 Methods and Compositions for Xenotransplantation Non-Final OA The Trustees of Columbia University in the City of New York
17434912 A NUTRITIONAL COMPOSITION FOR USE TO ENHANCE EXECUTIVE FUNCTION Non-Final OA SOCIETE DES PRODUITS NESTLE S.A.
18286080 CELL GEL PREPARATION FOR REDUCING SHEAR DAMAGE ON CELLS AND METHOD FOR REDUCING SHEAR DAMAGE ON CELLS Non-Final OA Tsinghua University
17908810 METHODS AND SYSTEMS TO PRINT AND MATURE TISSUES OVER TIME IN A THREE-DIMENSIONAL SUPPORT MATRIX Non-Final OA The General Hospital Corporation
18234470 METHODS FOR CELL EXPANSION, DIFFERENTIATION, AND/OR HARVESTING OF NATURAL KILLER CELLS USING HOLLOW-FIBER MEMBRANES Non-Final OA Terumo BCT, Inc.
18553997 IMPROVED ADDITIVE SOLUTION FOR WHOLE BLOOD PRESERVATION AND STORAGE Non-Final OA University Of Cincinnati
17609064 WASHED PLATELET EXTRACT Final Rejection WISCONSIN ALUMNI RESEARCH FOUNDATION

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