Prosecution Insights
Last updated: October 02, 2026

Examiner: LIENG, MALANE

Tech Center 2800 • Art Units: 2843

This examiner grants 92% of resolved cases

Analysis

Malane Lieng serves as an examiner in Art Unit 2843 within Tech Center 2800. The data shows 40 resolved cases with a high allowance rate of 92.5 percent. This rate indicates a favorable environment for patent applicants. The interview lift is 9.4 percent, which suggests that interviews are a useful tool for further increasing the already high probability of securing an allowance.

The median days to allowance for this examiner is 1127. This 1127 day timeline is an important consideration for practitioners, as it defines the expected duration of the prosecution process. With 40 resolved cases, the 92.5 percent allowance rate is a strong indicator of the examiner's tendency to grant patents in Tech Center 2800.

For those with applications in Art Unit 2843, the 9.4 percent interview lift provides a clear tactical option. While the 92.5 percent allowance rate is already high, an interview can help bridge any remaining gaps to reach a grant. Practitioners should use the 1127 day median to set realistic expectations for their clients while benefiting from the examiner's generally positive disposition toward applications.

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

Performance Statistics

92.5%
Allow Rate
+24.5% vs TC avg
51
Total Applications
+9.4%
Interview Lift
1127
Avg Prosecution Days
Based on 40 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
39.5%
§102 Novelty
44.1%
§103 Obviousness
15.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18348401 ANALOG AMPLITUDE PRE-DISTORTION CIRCUIT AND METHOD Final Rejection NXP USA, Inc.
18814331 LOW NOISE AMPLIFIER USED AS A DUMMY LOAD AND REUSED AS A POST-AMPLIFIER TO AN EXTERNAL LOW NOISE AMPLIFIER Non-Final OA QUALCOMM Incorporated
18339111 OPERATIONAL TRANSCONDUCTANCE AMPLIFIER WITH BOOSTED TRANSCONDUCTANCE Non-Final OA QUALCOMM Incorporated
18934518 AMPLIFIER CIRCUIT AND COMMUNICATION DEVICE Non-Final OA Murata Manufacturing Co., Ltd.
18610946 TRACKER CIRCUIT, COMMUNICATION DEVICE, AND VOLTAGE SUPPLY METHOD Non-Final OA Murata Manufacturing Co., Ltd.
18403131 POWER AMPLIFIER CIRCUIT Non-Final OA Murata Manufacturing Co., Ltd.
18166369 SEMICONDUCTOR DEVICE Non-Final OA Murata Manufacturing Co., Ltd.
18711734 MULTI-STAGE AMPLIFIER Non-Final OA NTT, Inc.
18642427 METHODS AND APPARATUS TO REGULATE A COMMON MODE VOLTAGE OF AN AMPLIFIER Non-Final OA Texas Instruments Incorporated
18668952 POWER AMPLIFIER Non-Final OA Samsung Electro-Mechanics Co., Ltd.
18493045 ENVELOPE TRACKING BIAS CIRCUIT AND ENVELOPE TRACKING BIAS METHOD THEREOF Non-Final OA Samsung Electro-Mechanics Co., Ltd.
18780696 LINK RECEIVER CIRCUITRY FOR CONTROLLER-MEMORY DEVICE INTERFACES IN DATA STORAGE DEVICES Non-Final OA Sandisk Technologies, Inc.

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