Prosecution Insights
Last updated: October 02, 2026

Examiner: YEW, CHIE W

Tech Center 2100 • Art Units: 2131 2139

This examiner grants 76% of resolved cases

Analysis

Chie W. Yew is an examiner in Art Unit 2131 of Tech Center 2100. Across 294 resolved cases, the examiner has maintained an allowance rate of 75.9 percent. This reflects a high success rate for applications that reach a final resolution. The 75.9 percent allowance rate indicates that the examiner is generally open to granting patents in this art unit.

The median days to allowance is 983. The interview lift is 24.5 percent, which is a substantial increase over the baseline allowance rate. This suggests that practitioners should prioritize interviews to resolve outstanding issues, as the data shows a clear correlation between verbal engagement and successful outcomes. The 24.5 percent lift is a strong indicator that the examiner is receptive to discussion. Navigating the 983-day median pendency can be made more effective by utilizing the interview process. With 294 resolved cases, the examiner has a solid history of balanced examination. Applicants can use the interview to significantly improve their 75.9 percent odds of success.

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

Performance Statistics

75.9%
Allow Rate
+20.9% vs TC avg
308
Total Applications
+24.5%
Interview Lift
983
Avg Prosecution Days
Based on 294 resolved cases, 2023–2026

Rejection Statute Breakdown

5.1%
§101 Eligibility
11.4%
§102 Novelty
45.6%
§103 Obviousness
29.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19253050 STORAGE DEVICE, STORAGE SYSTEM AND OPERATING METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19253543 MEMORY CONTROLLER, MEMORY DEVICE AND MEMORY SYSTEM Non-Final OA SK hynix Inc.
19226853 ADJUSTMENT TO GRANULARITY OF LOGICAL-TO-PHYSICAL TABLE Non-Final OA Micron Technology, Inc.
19014012 WRITE REQUESTS WITH PARTIAL TRANSLATION UNITS Final Rejection Micron Technology, Inc.
18774784 TECHNIQUES FOR DATA TRANSFER BETWEEN TIERED MEMORY DEVICES Non-Final OA Micron Technology, Inc.
18439696 Data Storage Devices with Services to Manage File Storage Locations Non-Final OA Micron Technology, Inc.
18909937 GENERATING A LOGICAL TO PHYSICAL DATA STRUCTURE FOR A SOLID STATE DRIVE USING SECTORS OF DIFFERENT SIZES Non-Final OA Microchip Technology Incorporated
18442220 ADDRESS TRANSLATION Non-Final OA Arm Limited

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