Prosecution Insights
Last updated: August 17, 2026

Examiner: CONSTANTINE, CHARLES Z

Tech Center 1600 • Art Units: 1651 1657

This examiner grants 59% of resolved cases

Performance Statistics

59.0%
Allow Rate
-1.0% vs TC avg
446
Total Applications
+48.8%
Interview Lift
1138
Avg Prosecution Days
Based on 427 resolved cases, 2023–2026

Rejection Statute Breakdown

6.0%
§101 Eligibility
15.4%
§102 Novelty
32.8%
§103 Obviousness
30.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18798163 METHODS FOR TREATING LYSOSOMAL ACID LIPASE DEFICIENCY IN PATIENTS Non-Final OA Alexion Pharmaceuticals, Inc.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month