Prosecution Insights
Last updated: October 27, 2026

Sidney Li, USPTO Patent Examiner

Listed by the USPTO as LI, SIDNEY

Tech Center 2100 • Art Units: 2136 2137 2186

This examiner grants 79% of resolved cases

Analysis

Sidney Li is an examiner in Tech Center 2100 and Art Unit 2136, with 387 resolved cases. The allowance rate of 79.3 percent suggests a high probability of success for applicants. The process typically takes a median of 982 days to reach an allowance, according to the available data.

While the allowance rate is high, the interview lift is 6.6 percent. This indicates that while interviews are helpful, the examiner's 79.3 percent allowance rate is largely driven by other factors in the 387 resolved cases. Top companies such as Micron Technology Inc. and Qualcomm Incorporated are active in this examiner's art unit.

Firms like IP & T GROUP LLP and Alliance IP, LLC - Intel are among the most frequent representatives. The 982 median days to allowance is a key metric for planning prosecution timelines. These figures offer a clear view of the examiner's performance and the typical path for applications in Art Unit 2136.

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

Performance Statistics

79.3%
Allow Rate
+24.3% vs TC avg
417
Total Applications
+6.6%
Interview Lift
982
Avg Prosecution Days
Based on 387 resolved cases, 2023–2026

Rejection Statute Breakdown

8.5%
§101 Eligibility
17.0%
§102 Novelty
50.6%
§103 Obviousness
18.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19177431 DEVICE, APPARATUS, AND METHOD WITH COMPRESSED MEMORY Non-Final OA Samsung Electronics Co., Ltd.
19088423 PROCESSING-IN-MEMORY (PIM) BASED MEMORY SCHEDULING METHODS AND SYSTEMS FOR CONCURRENT TRANSACTIONS Non-Final OA QUALCOMM Incorporated
18748173 Sideband Architecture For Power And Performance Subchannel And Channel-aware memory Controller Scheduling Non-Final OA QUALCOMM Incorporated
18344042 ARCHITECTURAL INTERFACE FOR ADDRESS TRANSLATION CACHE (ATC) IN XPU TO SUBMIT COMMAND DIRECTLY TO GUEST SOFTWARE Non-Final OA Intel Corporation
19277253 SHARED WORK QUEUE CONFIGURATION FOR A MEMORY DEVICE Non-Final OA Micron Technology, Inc.
19069834 ENABLING MULTIPLE PHYSICAL LAYER CONFIGURATION OF MEMORY SUB-SYSTEM WITH MULTIPLE PORTS H Final Rejection Micron Technology, Inc.
19022147 WEAR LEVELING IN SOLID STATE DRIVES Final Rejection Micron Technology, Inc.
18362005 SHADOW CACHES FOR LEVEL 2 CACHE CONTROLLER Non-Final OA TEXAS INSTRUMENTS INCORPORATED
19319727 HUB DEVICE, OPERATING METHOD OF HUB DEVICE, AND CLUSTER SYSTEM INCLUDING HUB DEVICE Non-Final OA SK hynix Inc.
18946918 STORAGE SYSTEM AND OPERATING METHOD THEREOF Non-Final OA SK hynix Inc.
18937579 PROCESSING SYSTEM, AND RELATED METHOD Final Rejection STMicroelectronics International N.V.
18513563 Memory-Access Policies in Peripheral Device based on Memory Usage Characteristics Final Rejection Mellanox Technologies, Ltd.
18374153 EFFICIENT BUS TURNAROUND FOR MEMORY CONTROLLER Final Rejection Advanced Micro Devices, Inc.
19002228 MULTI-LEVEL CACHE SYSTEM FOR REDUCTION OF STORAGE COSTS Non-Final OA ELASTICSEARCH B.V.

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Frequently Asked Questions

What is examiner Sidney Li's allowance rate?

79.3% of resolved applications examined by Sidney Li were allowed (387 resolved cases), compared with 72.1% across Art Unit 2136 over the last five years.

Does an interview help with examiner Sidney Li?

This examiner's interview lift is +6.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sidney Li take to allow a patent?

Applications allowed by Sidney Li took 982 days on average from filing to allowance.

Which art unit does examiner Sidney Li work in?

Sidney Li examines applications in Art Unit 2136 in Tech Center 2100 (Computing & Software).

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