Prosecution Insights
Last updated: August 18, 2026

Examiner: STEWART, ALVIN J

Tech Center 3700 • Art Units: 3771 3774 3799

This examiner grants 82% of resolved cases

Performance Statistics

82.4%
Allow Rate
+12.4% vs TC avg
1,135
Total Applications
+0.4%
Interview Lift
1042
Avg Prosecution Days
Based on 1105 resolved cases, 2023–2026

Rejection Statute Breakdown

1.9%
§101 Eligibility
35.0%
§102 Novelty
37.2%
§103 Obviousness
14.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18403488 ENDOPROSTHESIS FOR ENHANCED SIDE BRANCH ACCESS Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18516512 HEART VALVE ATTACHMENT MECHANISM Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18531385 PROSTHETIC VALVE ASSEMBLIES Non-Final OA EDWARDS LIFESCIENCES CORPORATION
18339497 HEART VALVE REPAIR DEVICES AND DELIVERY DEVICES THEREFOR Non-Final OA EDWARDS LIFESCIENCES CORPORATION
17953658 TREATMENT METHOD FOR LUMINAL ORGAN Non-Final OA OLYMPUS MEDICAL SYSTEMS CORP.
17912012 IMPROVEMENTS IN OR RELATING TO THE DELIVERY AND UNSHEATHING OF PROSTHETIC HEART VALVES Non-Final OA MEDTRONIC, 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