Prosecution Insights
Last updated: October 27, 2026

Dianne Dornbusch, USPTO Patent Examiner

Listed by the USPTO as DORNBUSCH, DIANNE

Tech Center 3700 • Art Units: 3731 3771 3773

This examiner grants 74% of resolved cases

Analysis

DORNBUSCH, DIANNE works in tech center 3700 and art unit 3731. The record includes 766 resolved cases, a 74.0% allowance rate, and a median of 1441 days to allowance. The 35.2% interview lift is meaningful, so interviews warrant deliberate consideration in a docket with the stated median prosecution duration.

The leading companies are Intuitive Surgical Operations Inc., DePuy Synthes Products Inc., and Regents of the University of Minnesota. The leading firms are SCHWEGMAN LUNDBERG & WOESSNER, P.A., Best & Flanagan LLP, and FisherBroyles, LLP. Applicants should coordinate interview preparation with early claim analysis and realistic response planning.

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

Performance Statistics

74.0%
Allow Rate
+4.0% vs TC avg
797
Total Applications
+35.2%
Interview Lift
1441
Avg Prosecution Days
Based on 766 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
25.7%
§102 Novelty
42.0%
§103 Obviousness
20.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19086832 SURGICAL FIXATION DEVICES, AND RELATED DELIVERY SYSTEMS AND METHODS Non-Final OA INTUITIVE SURGICAL OPERATIONS, INC.
18816639 ENDOSCOPIC TREATMENT INSTRUMENT Non-Final OA OLYMPUS MEDICAL SYSTEMS CORP.
19208475 METHOD OF AUGMENTING TISSUE Non-Final OA Ocean Orthopedics, Inc.
18496259 Vascular Occlusion Final Rejection Terumo Corporation
18823292 SUTURING INSTRUMENT AND SUTURING POSITIONING INSTRUMENT AND SYSTEM Non-Final OA Kabushiki Take Wing

Facing This Examiner?

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

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Dianne Dornbusch's allowance rate?

74.0% of resolved applications examined by Dianne Dornbusch were allowed (766 resolved cases), compared with 63.1% across Art Unit 3731 over the last five years.

Does an interview help with examiner Dianne Dornbusch?

This examiner's interview lift is +35.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Dianne Dornbusch take to allow a patent?

Applications allowed by Dianne Dornbusch took 1,441 days on average from filing to allowance.

Which art unit does examiner Dianne Dornbusch work in?

Dianne Dornbusch examines applications in Art Unit 3731 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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