Prosecution Insights
Last updated: October 27, 2026

Biao Chen, USPTO Patent Examiner

Listed by the USPTO as CHEN, BIAO

Tech Center 2800 • Art Units: 2611 2841

This examiner grants 85% of resolved cases

Analysis

CHEN, BIAO is a USPTO patent examiner in tech center 2800 and art unit 2611. The profile reports 41 resolved cases, an allowance rate of 85.4%, and a median of 876 days to allowance. The interview lift is 28.6%, indicating that interviews are associated with a positive outcome difference in the available record.

The listed companies include Tencent Technology (Shenzhen) Company Limited, ARM Limited, and Samsung Electronics Co., Ltd. The listed firms are ARENTFOX SCHIFF LLP, FOLEY & LARDNER LLP, and GrowIP Law Group LLC. The limited case volume calls for caution, but the data supports considering early interview preparation alongside substantive claim and prior-art analysis.

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

Performance Statistics

85.4%
Allow Rate
+17.4% vs TC avg
72
Total Applications
+28.6%
Interview Lift
876
Avg Prosecution Days
Based on 41 resolved cases, 2023–2026

Rejection Statute Breakdown

3.5%
§101 Eligibility
9.3%
§102 Novelty
70.9%
§103 Obviousness
14.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18807605 ELECTRONIC DEVICE FOR CONTROLLING THAT SIZE OF EXPOSURE AREA OF FLEXIBLE DISPLAY CORRESPONDS TO RATIO OF CONTENT DISPLAY AREA, AND CONTROL METHOD THEREFOR Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18841019 OBSERVATION ASSISTANCE APPARATUS, OBSERVATION ASSISTANCE METHOD, AND COMPUTER-READABLE RECORDING MEDIUM Final Rejection NEC Corporation
19032835 Automated Determination Of Bone Mineral Density From A Medical Image Non-Final OA MAKO Surgical Corp.
18491563 DANCEABILITY SCORE GENERATOR Final Rejection Snap Inc.
18376324 LEARNING BASED TWO-DIMENSIONAL (2D) SHAPE PACKING Final Rejection Tencent America LLC
18239683 NAVIGATION MESH UPDATE Final Rejection Tencent Technology (Shenzhen) Company Limited
18302036 AUGMENTED REALITY BASED COMPARATIVE LEARNING OF MACHINE FUNCTIONALITY Non-Final OA International Business Machines Corporation
18625837 HIERARCHICAL SPARSE VOXEL REPRESENTATION FOR GENERATING SYNTHETIC SCENES Final Rejection NVIDIA Corporation
19060618 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM INFORMATION PROCESSING METHOD, AND COMPUTER PROGRAM Non-Final OA DAIKIN INDUSTRIES, LTD.
19110948 IMAGE GENERATION DEVICE AND OPERATION ASSISTANCE SYSTEM Non-Final OA HITACHI CONSTRUCTION MACHINERY CO., LTD.
18918880 GRAPHICS PROCESSOR Final Rejection Arm Limited
18918872 GRAPHICS PROCESSOR Final Rejection Arm Limited
19005753 Systems and methods for creating editable documents Non-Final OA Canva Pty Ltd

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Frequently Asked Questions

What is examiner Biao Chen's allowance rate?

85.4% of resolved applications examined by Biao Chen were allowed (41 resolved cases), compared with 70.5% across Art Unit 2611 over the last five years.

Does an interview help with examiner Biao Chen?

This examiner's interview lift is +28.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Biao Chen take to allow a patent?

Applications allowed by Biao Chen took 876 days on average from filing to allowance.

Which art unit does examiner Biao Chen work in?

Biao Chen examines applications in Art Unit 2611 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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