Prosecution Insights
Last updated: October 02, 2026

Examiner: LIU, KENDRICK X

Tech Center 2800 • Art Units: 2853 2861

This examiner grants 78% of resolved cases

Analysis

Kendrick X. Liu serves in Tech Center 2800 and Art Unit 2853. The examiner has 913 resolved cases. The allowance rate is 78.1 percent. This rate indicates a favorable environment for applicants, with over three-quarters of resolved cases resulting in a grant. The 913 resolved cases provide a robust data set for understanding the examiner's prosecution style.

The median days to allowance is 939. This duration represents the typical time from filing to the issuance of a patent. The interview lift is 15.5 percent. This figure shows the increased chance of allowance when an interview is held. Compared to the 78.1 percent allowance rate, the 15.5 percent lift suggests that interviews are a helpful supplement to the standard prosecution process.

In Art Unit 2853, the 78.1 percent allowance rate and 939 median days to allowance define a predictable prosecution path. The 913 resolved cases reflect a significant level of experience. The 15.5 percent interview lift is a valuable strategic option for practitioners. Overall, the data points to a consistent and generally favorable environment for applicants working with this examiner.

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

Performance Statistics

78.1%
Allow Rate
+10.1% vs TC avg
932
Total Applications
+15.5%
Interview Lift
939
Avg Prosecution Days
Based on 913 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
24.1%
§102 Novelty
55.0%
§103 Obviousness
15.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18755068 Electronic Devices With Optical Assembly Position Sensors Non-Final OA Apple Inc.
18982326 PRINTING APPARATUS Non-Final OA SEIKO EPSON CORPORATION
18336037 IMAGE RECORDING METHOD AND INK JET-RECORDED MATERIAL Non-Final OA FUJIFILM CORPORATION
19082010 LIGHT SCANNING APPARATUS AND IMAGE FORMING APPARATUS Non-Final OA KYOCERA Document Solutions Inc.
18961890 METHOD FOR QUENCH DETECTION USING RF INTERROGATION OF COOLANT PERMITTIVITY Non-Final OA Ohio State Innovation Foundation
18672703 HIGH-BANDWIDTH CURRENT SENSOR WITH ADAPTIVE COMPENSATION FOR PARASITIC RESISTANCE Final Rejection VIRGINIA TECH INTELLECTUAL PROPERTIES, INC.
18958442 DEGRADATION DIAGNOSIS SYSTEM, DEGRADATION DIAGNOSIS METHOD, AND POWER CONVERTER Non-Final OA FUJI ELECTRIC CO., LTD.

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