Prosecution Insights
Last updated: October 26, 2026

David H Willse, USPTO Patent Examiner

Listed by the USPTO as WILLSE, DAVID H

Tech Center 3700 • Art Units: 3738 3774

This examiner grants 67% of resolved cases

Analysis

WILLSE, DAVID H has resolved 593 cases in tech center 3700 and art unit 3738. The allowance rate is 67.3%, and the median time to allowance is 1407 days. Interview participation is associated with a 14.0% lift, providing a positive signal for applicants deciding whether examiner interviews may support prosecution progress.

The listed companies are Ottobock SE & Co. KGaA, Ossur Iceland ehf, and University of Ulsan Foundation for Industry Cooperation. The listed firms are Holland & Hart LLP, Knobbe, Martens, Olson & Bear, LLP, and OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P. The profile points to a moderate allowance outcome combined with a lengthy median path to allowance.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

67.3%
Allow Rate
-2.7% vs TC avg
642
Total Applications
+14.0%
Interview Lift
1407
Avg Prosecution Days
Based on 593 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
32.8%
§102 Novelty
37.9%
§103 Obviousness
19.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18038663 FIXATION MECHANISM FOR GLENOID IMPLANTS Non-Final OA HOWMEDICA OSTEONICS CORP.
18715840 CORNEAL ENDOTHELIAL TISSUE TRANSPLANTATION SYSTEM Non-Final OA UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATION
18352493 ARTIFICIAL BLOOD VESSEL COMPLEX Final Rejection UNIVERSITY OF ULSAN FOUNDATION FOR INDUSTRY COOPERATION
18260809 Apparatus for Injecting Implant for Eye Disease Final Rejection MICROT INC.
18959177 METHOD FOR CONTROLLING AN ORTHOPEDIC JOINT Non-Final OA OTTOBOCK SE & CO. KGAA
18553082 PROSTHESIS SOCKET SYSTEM AND METHOD FOR PRODUCING SAME Final Rejection Ottobock SE & Co. KGaA
17787554 JOINT FOR AN ORTHOPEDIC DEVICE Final Rejection OTTOBOCK SE & CO. KGAA
18860109 PROSTHESIS COVER AND METHOD FOR PRODUCING A PROSTHESIS COVER Non-Final OA OTTO BOCK HEALTHCARE PRODUCTS GMBH
17971314 ACTUATOR-DAMPER UNIT Final Rejection Otto Bock Healthcare Products GMBH
17634529 SYSTEM CONSISTING OF SPRING ADAPTER AND ORTHOPEDIC JOINT SYSTEM, AND SPRING ADAPTER Final Rejection OTTO BOCK HEALTHCARE PRODUCTS GMBH
18863344 BALLOON CATHETER-STENT STRUCTURE COMBINATION Non-Final OA Individual inventor

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Frequently Asked Questions

What is examiner David H Willse's allowance rate?

67.3% of resolved applications examined by David H Willse were allowed (593 resolved cases), compared with 0.0% across Art Unit 3738 over the last five years.

Does an interview help with examiner David H Willse?

This examiner's interview lift is +14.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David H Willse take to allow a patent?

Applications allowed by David H Willse took 1,407 days on average from filing to allowance.

Which art unit does examiner David H Willse work in?

David H Willse examines applications in Art Unit 3738 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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