Prosecution Insights
Last updated: April 19, 2026

Examiner: MCNEIL, STEPHANIE A N

Tech Center 1600 • Art Units: 1653

This examiner grants 11% of resolved cases

Performance Statistics

11.2%
Allow Rate
-48.8% vs TC avg
377
Total Applications
+10.8%
Interview Lift
2598
Avg Prosecution Days
Based on 321 resolved cases, 2023–2026

Rejection Statute Breakdown

5.9%
§101 Eligibility
14.3%
§102 Novelty
47.4%
§103 Obviousness
19.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
16556645 CELL MASS OR CELL STRUCTURE-EMBEDDING AGENT, CELL MASS OR CELL STRUCTURE-CONTAINING COMPOSITION, AND KIT Final Rejection FUJIFILM Corporation
18414253 INFECTED CELL CULTURES Final Rejection Merck Patent GmbH
18463249 ORGAN MIMIC DEVICE WITH MICROCHANNELS AND METHODS OF USE AND MANUFACTURING THEREOF Final Rejection CHILDREN'S MEDICAL CENTER CORPORATION
17636721 METHODS FOR ISOLATING SPIDER SILK PROTEINS VIA HIGH SHEAR SOLUBILIZATION Final Rejection Bolt Threads, Inc.
16811019 Processes for Producing Fermentation Products Final Rejection NOVOZYMES A/S
18512545 Use of a Laminin for Differentiating Pluripotent Cells into Hepatocyte Lineage Cells Final Rejection Université de Nantes
17736442 COMPOSITION, COMPRISING TMEM176B OR AN EXPRESSION OR ACTIVITY REGULATOR THEREOF AS AN ACTIVE INGREDIENT, FOR PREVENTION OR TREATMENT OF DEGENERATIVE BRAIN DISEASE Final Rejection AMYLOID SOLUTION INC.
17051068 PERSONALIZED LEUKEMIA/LYMPHOMA THERAPEUTIC MODEL Final Rejection WANG, YUE LYNN
16258269 Low Rigidity Gels for MSC Growth Modulation Final Rejection Makoto Funaki

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