Prosecution Insights
Last updated: October 27, 2026

Daniel C Washburn, USPTO Patent Examiner

Listed by the USPTO as WASHBURN, DANIEL C

Tech Center 2600 • Art Units: 2628 2634 2653 2654 2657 2658

This examiner grants 51% of resolved cases

Analysis

WASHBURN, DANIEL C is assigned to tech center 2600 and art unit 2628. The profile covers 164 resolved cases, an allowance rate of 50.6%, and a median of 1505 days to allowance. Interview lift is 29.8%, showing a positive association between interviews and allowance outcomes. The median timing indicates that applicants should plan for a prolonged examination path, while the allowance rate supports careful attention to claim strategy.

The listed companies are Qualcomm Incorporated, Jaguar Land Rover Limited, and Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Associated firms are CARLSON, GASKEY & OLDS, P.C., FOLEY & LARDNER LLP, and McClure, Qualey & Rodack, LLP. The portfolio spans communications, automotive, and research technology. Interviews may help focus prosecution discussions, but should complement thorough written responses.

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

Performance Statistics

50.6%
Allow Rate
-11.4% vs TC avg
179
Total Applications
+29.8%
Interview Lift
1505
Avg Prosecution Days
Based on 164 resolved cases, 2023–2026

Rejection Statute Breakdown

12.4%
§101 Eligibility
15.4%
§102 Novelty
52.9%
§103 Obviousness
11.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17997243 VOICE OR SPEECH RECOGNITION IN NOISY ENVIRONMENTS Non-Final OA QUALCOMM Incorporated
17986516 SYSTEMS AND METHODS FOR SEMANTIC SEGMENTATION FOR SPEECH Non-Final OA MICROSOFT TECHNOLOGY LICENSING, LLC

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Frequently Asked Questions

What is examiner Daniel C Washburn's allowance rate?

50.6% of resolved applications examined by Daniel C Washburn were allowed (164 resolved cases), compared with 79.6% across Art Unit 2628 over the last five years.

Does an interview help with examiner Daniel C Washburn?

This examiner's interview lift is +29.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Daniel C Washburn take to allow a patent?

Applications allowed by Daniel C Washburn took 1,505 days on average from filing to allowance.

Which art unit does examiner Daniel C Washburn work in?

Daniel C Washburn examines applications in Art Unit 2628 in Tech Center 2600 (Communications).

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