Prosecution Insights
Last updated: October 02, 2026

Examiner: DIAZ, SABRINA

Tech Center 2600 • Art Units: 2652 2691 2693

This examiner grants 74% of resolved cases

Analysis

Sabrina Diaz, working in Art Unit 2652 within Tech Center 2600, has 553 resolved cases. The examiner's allowance rate is 73.8%, and the median days to allowance is 778. The interview lift of 22.9% is a key metric, showing that interviews significantly increase the probability of an allowance. This suggests that the examiner is very responsive to verbal explanations and that interviews are a highly effective tool for resolving issues.

Practitioners in Tech Center 2600 should consider interviews as a primary strategy to expedite and secure favorable outcomes, given the 22.9% lift. The 73.8% allowance rate is a strong baseline, and the 778-day median to allowance indicates a relatively efficient process. The 553 resolved cases provide a reliable data set for these conclusions. By leveraging the high interview lift, applicants can significantly improve their chances of success and potentially move through the 778-day process more effectively in Art Unit 2652.

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

Performance Statistics

73.8%
Allow Rate
+11.8% vs TC avg
586
Total Applications
+22.9%
Interview Lift
778
Avg Prosecution Days
Based on 553 resolved cases, 2023–2026

Rejection Statute Breakdown

2.5%
§101 Eligibility
15.6%
§102 Novelty
50.7%
§103 Obviousness
25.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18916638 AIRFLOW SENSORS FOR SPEAKERS Non-Final OA Apple Inc.
18907278 Dynamic Valve for An Electronic Device Final Rejection Apple Inc.
18583071 Acoustic Device Non-Final OA ALPS ALPINE CO., LTD.
18697296 SOUND OUTPUT APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18246484 SELF-SEALING EAR-TIP FOR IN-EAR HEADPHONES Final Rejection HARMAN INTERNATIONAL INDUSTRIES, INCORPORATED
18885779 APPARATUS AND METHOD FOR AN AUTOMATED CONTROL OF A REVERBERATION LEVEL USING A PERCEPTIONAL MODEL Non-Final OA Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
18930964 PLANAR MAGNETIC DRIVER FOR WIRELESS SPEAKER Non-Final OA Sony Interactive Entertainment Inc.
18877533 USER APPARATUS, COMMON APPARATUS, METHOD THEREBY, AND PROGRAM Non-Final OA NTT, Inc.
18039263 Speaker and Speaker Attachment Structure Final Rejection Denso Corporation
18945738 EARPHONES Non-Final OA SHENZHEN SHOKZ CO., LTD.
18031827 Electroacoustic Transducer Final Rejection Bose Corporation
18582145 TWEETER BOX WITH MINIMIZED DIMENSIONS AND IMPROVED THERMAL CHARACTERISTICS Non-Final OA DELL PRODUCTS L.P.

Facing This Examiner?

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

Build Your Strategy

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