Prosecution Insights
Last updated: October 01, 2026

Examiner: WASHBURN, DANIEL C

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

This examiner grants 50% of resolved cases

Analysis

Daniel C. Washburn is an examiner in Tech Center 2600, Art Unit 2628, with 163 resolved cases. His allowance rate is 50.3 percent. This 50.3 percent figure indicates a balanced environment where about half of the resolved cases result in an allowance. Practitioners should be prepared for a standard level of scrutiny in Art Unit 2628.

The interview lift is 30.2 percent. This 30.2 percent lift is a significant factor for practitioners to consider, as it suggests that an interview can greatly improve the odds of success beyond the 50.3 percent baseline. Direct engagement appears to be a productive strategy for resolving issues. The 30.2 percent lift indicates that the examiner is receptive to verbal arguments.

The median days to allowance for this examiner is 1505. This 1505-day timeline is a key metric for managing applicant expectations regarding the length of the prosecution cycle. By combining the 50.3 percent allowance rate with the 30.2 percent interview lift, practitioners can better navigate the 1505-day period to reach a successful conclusion for the 163 cases resolved.

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

Performance Statistics

50.3%
Allow Rate
-11.7% vs TC avg
179
Total Applications
+30.2%
Interview Lift
1505
Avg Prosecution Days
Based on 163 resolved cases, 2023–2026

Rejection Statute Breakdown

12.1%
§101 Eligibility
15.1%
§102 Novelty
53.6%
§103 Obviousness
11.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17997243 VOICE OR SPEECH RECOGNITION IN NOISY ENVIRONMENTS Non-Final OA QUALCOMM Incorporated
18058753 METHOD AND APPARATUS FOR PROCESSING AN INITIAL AUDIO SIGNAL Non-Final OA Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
17868173 APPARATUS AND METHODS FOR USE WITH A VOICE ASSISTANT Final Rejection JAGUAR LAND ROVER LIMITED
17986516 SYSTEMS AND METHODS FOR SEMANTIC SEGMENTATION FOR SPEECH Non-Final OA MICROSOFT TECHNOLOGY LICENSING, LLC
18359174 CONTEXT-AWARE VOICE SELF-AUTHORIZATION Non-Final OA International Business Machines Corporation
18057268 VOICE REINFORCEMENT IN MULTIPLE SOUND ZONE ENVIRONMENTS Non-Final OA CERENCE OPERATING COMPANY
18177154 METHOD AND SYSTEM FOR TRIGGERING AN AUDIO COMPONENT CHANGE ACTION Final Rejection MOTOROLA SOLUTIONS, INC.
18141617 SCALABLE AND IN-MEMORY INFORMATION EXTRACTION AND ANALYTICS ON STREAMING RADIO DATA Final Rejection Genpact USA, Inc.

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