Prosecution Insights
Last updated: October 02, 2026

Examiner: CHEN, SIBIN

Tech Center 3700 • Art Units: 2117 2816 2836 2842 2896 3796

This examiner grants 87% of resolved cases

Analysis

Sibin Chen, an examiner in Tech Center 3700 and Art Unit 2117, has 1038 resolved cases. The allowance rate is 86.6%, which is very high. The median days to allowance is 821, showing a very efficient and fast prosecution process. This 821-day timeline is a significant advantage for applicants in Art Unit 2117. The 86.6% rate suggests a high probability of success for well-presented applications.

The interview lift is 5.2%. While the 86.6% allowance rate is already high, the 5.2% lift shows that interviews still offer some benefit. In Tech Center 3700, the 821-day median pendency is one of the faster timelines available. The 1038 resolved cases provide a strong basis for these positive metrics. Practitioners should use the 5.2% lift to resolve any final technical hurdles.

Applicants should be encouraged by the 86.6% allowance rate and the 821-day median to allowance. The 5.2% interview lift can be used as a final step to secure a grant. In Art Unit 2117, this examiner's profile is very favorable for practitioners. The 1038 cases of experience suggest a predictable and efficient path to patent protection.

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

Performance Statistics

86.6%
Allow Rate
+16.6% vs TC avg
1,056
Total Applications
+5.2%
Interview Lift
821
Avg Prosecution Days
Based on 1038 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
38.5%
§102 Novelty
44.3%
§103 Obviousness
14.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18839863 POWER AMPLIFIER Non-Final OA Mitsubishi Electric Corporation
18677176 NUMERICALLY CONTROLLED OSCILLATOR KERNEL Non-Final OA International Business Machines Corporation
18812025 MULTI-PHASE SWITCHED-CAPACITOR OVERLAPPING GATE DRIVE Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18678045 Load Dependent Discharge For Voltage Controlled Oscillator-Based Charge Pump Regulator Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18215716 METHODS AND APPARATUS FOR MULTI-PHASE CLOCK GENERATION Final Rejection Texas Instruments Incorporated
18817237 SEMICONDUCTOR DEVICE, AMPLIFIER AND BIASING CIRCUIT Non-Final OA Realtek Semiconductor Corporation
19197363 CIRCUITS AND METHODS FOR DEBOUNCING SIGNALS PRODUCED BY A ROTARY ENCODER Non-Final OA STMicroelectronics (Rousset) SAS
19058345 DATA RETENTION CIRCUIT AND METHOD Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18330492 VOLTAGE SUPPLY SELECTION CIRCUIT Final Rejection Taiwan Semiconductor Manufacturing Co., Ltd.
18985258 Systems and Devices of a Pulse Generator Final Rejection Arm Limited
19052039 SOLID STATE SWITCH AND A CIRCUIT Non-Final OA Analog Devices International Unlimited Company
18798988 SYSTEMS AND METHODS FOR PROVIDING AN ANALOG OUTPUT SIGNAL USING A CLASS-D AMPLIFIER Non-Final OA Maxim Integrated Products, Inc.
18624056 Flip-Flop With Trigger Edge Determined By Latch Order Non-Final OA SambaNova Systems, Inc.
18818054 Common Mode Interference Suppression In An Amplifier Circuit For A Neuromodulation Device Non-Final OA IMEC VZW

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