Prosecution Insights
Last updated: October 26, 2026

Henry W Yu, USPTO Patent Examiner

Listed by the USPTO as YU, HENRY W

Tech Center 2400 • Art Units: 2152 2181 2182 2475

This examiner grants 70% of resolved cases

Analysis

YU, HENRY W is assigned to Tech Center 2400 and Art Unit 2152. The profile covers 577 resolved cases and reports a 69.7% allowance rate. Interviews are associated with a 28.2% lift in allowance outcomes. The median time to allowance is 1088 days, which supports planning for a prolonged prosecution path.

The listed companies are Samsung Electronics Co., Ltd., Micron Technology Inc., and NXP Semiconductors N.V. The listed firms are BROOKS, CAMERON & HUEBSCH, PLLC, Compass IP Law PC, and HARNESS DICKEY (DETROIT). The figures support combining interview preparation with detailed claim mapping and a written response that preserves the technical distinctions.

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

Performance Statistics

69.7%
Allow Rate
+11.7% vs TC avg
598
Total Applications
+28.2%
Interview Lift
1088
Avg Prosecution Days
Based on 577 resolved cases, 2023–2026

Rejection Statute Breakdown

4.7%
§101 Eligibility
16.5%
§102 Novelty
66.4%
§103 Obviousness
6.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19239887 SYSTEMS AND METHODS FOR COMMUNICATIONS WITHIN A STORAGE CHASSIS USING IN-BAND DATA AND OUT-OF-BAND DATA Non-Final OA Samsung Electronics Co., Ltd.
19170663 ELECTRONIC APPARATUS FOR PROCESSING STREAM DATA Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18970070 Using Metadata Servers in a Distributed Storage System Final Rejection Pure Storage, Inc.
18765063 DISTRIBUTED RING-BASED INTERCONNECT FOR REGISTER ACCESSIBILITY IN A SYSTEM-ON-CHIP Non-Final OA QUALCOMM INCORPORATED
18220206 PACKET TRAFFIC MANAGEMENT Non-Final OA Intel Corporation
19086880 DYNAMIC CONTROL OF LINK SPEEDS IN PHY Non-Final OA Micron Technology, Inc.
18790156 INPUT/OUTPUT EXPANDER REGISTER ADDRESSING Non-Final OA Micron Technology, Inc.
17888573 SERIALIZED BROADCAST COMMAND MESSAGING IN A DISTRIBUTED SYMMETRIC MULTIPROCESSING (SMP) SYSTEM Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION

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Frequently Asked Questions

What is examiner Henry W Yu's allowance rate?

69.7% of resolved applications examined by Henry W Yu were allowed (577 resolved cases), compared with 64.7% across Art Unit 2152 over the last five years.

Does an interview help with examiner Henry W Yu?

This examiner's interview lift is +28.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Henry W Yu take to allow a patent?

Applications allowed by Henry W Yu took 1,088 days on average from filing to allowance.

Which art unit does examiner Henry W Yu work in?

Henry W Yu examines applications in Art Unit 2152 in Tech Center 2400 (Networking & Security).

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