Prosecution Insights
Last updated: August 18, 2026

Examiner: NGUYEN, TUAN VAN

Tech Center 3700 • Art Units: 3731 3771

This examiner grants 82% of resolved cases

Performance Statistics

81.7%
Allow Rate
+11.7% vs TC avg
1,289
Total Applications
+19.4%
Interview Lift
1203
Avg Prosecution Days
Based on 1263 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
26.7%
§102 Novelty
45.8%
§103 Obviousness
18.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18968417 ROTATABLE MEDICAL DEVICE Non-Final OA Boston Scientific Scimed, Inc.
18805774 DELIVERY DEVICE FOR OCCLUSIVE IMPLANTS Final Rejection Boston Scientific Scimed, Inc.
18643590 MEDICAL DEVICE WITH RENAL SHEATH WITH ADJUSTABLE VALVE Final Rejection Boston Scientific Scimed, Inc.
18420948 LOCKING FERRULES WITH SIDE OPENINGS FOR PERFORMING TENSIONABLE KNOTLESS SURGICAL PROCEDURES Non-Final OA ARTHREX, INC.
18420938 LOCKING FERRULES WITH CLEATING FEATURES FOR PERFORMING TENSIONABLE KNOTLESS SURGICAL PROCEDURES Non-Final OA ARTHREX, INC.
19008936 MECHANICALLY EXPANDABLE HEART VALVE Non-Final OA EDWARDS LIFESCIENCES CORPORATION
18947970 SWITCH ARRANGEMENTS FOR ULTRASONIC SURGICAL INSTRUMENTS Non-Final OA Cilag GmbH International
19030673 SINGLE INSERTION DELIVERY SYSTEM FOR TREATING EMBOLISM AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA Inari Medical, Inc.
19030209 SINGLE INSERTION DELIVERY SYSTEM FOR TREATING EMBOLISM AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA Inari Medical, Inc.
19011529 SINGLE INSERTION DELIVERY SYSTEM FOR TREATING EMBOLISM AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA Inari Medical, Inc.
18278211 MULTI-BRANCH ENDOVASCULAR DEVICES AND METHODS Non-Final OA W. L. Gore & Associates, Inc.

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