Prosecution Insights
Last updated: October 02, 2026

Examiner: YU, NORMAN

Tech Center 2600 • Art Units: 2652 2693

This examiner grants 88% of resolved cases

Analysis

Norman Yu has processed 628 resolved cases in Art Unit 2652 of Technology Center 2600. The examiner maintains an allowance rate of 87.6 percent, indicating the likelihood of success for applications. The median days to allowance is 717, which suggests the path through the USPTO for this docket. The interview lift of 13.9 percent shows that while the baseline allowance rate is 87.6 percent, direct communication still offers a measurable benefit.

This combination of grant rate and pendency makes this docket a point of interest for applicants seeking intellectual property protection. With 628 cases resolved, the data reflects a pattern of activity. Practitioners should note that the 717-day median is a benchmark for this unit. The 87.6 percent allowance rate suggests that the examiner grants patents when the technical requirements are met. The 13.9 percent lift provides a secondary strategy for resolving outstanding issues during the prosecution phase.

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

Performance Statistics

87.6%
Allow Rate
+25.6% vs TC avg
648
Total Applications
+13.9%
Interview Lift
717
Avg Prosecution Days
Based on 628 resolved cases, 2023–2026

Rejection Statute Breakdown

2.6%
§101 Eligibility
14.8%
§102 Novelty
59.1%
§103 Obviousness
11.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18827296 ACOUSTIC OUTPUT DEVICE Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18757410 AUDIO SPEAKERS WITH NESTED COMPONENTS Non-Final OA Apple Inc.
18989925 EARPHONE ASSEMBLY Non-Final OA Huawei Technologies Co., Ltd.
18922291 DIRECTIONAL SOUND PICKUP METHOD AND DEVICE Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18470800 ADAPTIVE AUDIO SYSTEM FOR OCCUPANT AWARE VEHICLES Non-Final OA QUALCOMM Incorporated
18825652 LOW FREQUENCY RESONATOR AND PRESSURE RELIEF STRUCTURE FOR HEADPHONES Final Rejection Sony Interactive Entertainment Inc.
18950147 ACOUSTIC DEVICES AND SUPPORT ASSEMBLIES THEREOF Non-Final OA SHENZHEN SHOKZ CO., LTD.
18885719 OPEN WEARABLE ACOUSTIC DEVICE AND ACTIVE NOISE REDUCTION METHOD Final Rejection Shenzhen Shokz Co., Ltd.
18987611 SPEAKER DEVICE Non-Final OA SimpliSafe, Inc.
19216468 EAR-WORN DEVICE WITH NEURAL NETWORK-BASED NOISE MODIFICATION AND/OR SPATIAL FOCUSING Non-Final OA Fortell Research Inc.
18979862 EAR-WEARABLE DEVICE INCLUDING FILTER Non-Final OA Starkey Laboratories, Inc.
19018757 RECEIVER FOR A HEARING INSTRUMENT AND METHOD OF PRODUCING IT Non-Final OA SONOVA AG
18448943 EAR-WORN HEARING DEVICE WITH REMOVABLE SPEAKER Non-Final OA KNOWLES ELECTRONICS, LLC
18322182 ACOUSTIC MICROPHONE WITH INTEGRATED MAGNETIC TRANSDUCER Non-Final OA KNOWLES ELECTRONICS, LLC

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