Prosecution Insights
Last updated: October 02, 2026

Examiner: TSENG, CHENG YUAN

Tech Center 3900 • Art Units: 2132 2182 2184 2611 2615 3715 3992

This examiner grants 84% of resolved cases

Analysis

Cheng Yuan Tseng has resolved 854 cases in Art Unit 2132. The examiner's allowance rate is 84.1 percent. The data shows an interview lift of 15.5 percent, indicating that direct communication with the examiner is a beneficial tactic for applicants seeking to secure a patent. This 15.5 percent lift can be a helpful factor in overcoming rejections and moving toward an allowance. Practitioners should view the 84.1 percent allowance rate as a strong indicator of success in Tech Center 3900.

The median days to allowance is 894. This timeframe, along with the 84.1 percent allowance rate, suggests a relatively efficient and successful prosecution path. Practitioners can use the 15.5 percent lift to justify the time and expense of an interview to further improve their chances. With 854 resolved cases, the examiner has a significant track record that applicants can rely on. The 894-day median helps in setting clear expectations for the duration of the process.

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

Performance Statistics

84.1%
Allow Rate
+24.1% vs TC avg
881
Total Applications
+15.5%
Interview Lift
894
Avg Prosecution Days
Based on 854 resolved cases, 2023–2026

Rejection Statute Breakdown

5.5%
§101 Eligibility
37.1%
§102 Novelty
29.9%
§103 Obviousness
16.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18642768 UNIVERSAL MECHANISM TO ACCESS AND CONTROL A COMPUTATIONAL DEVICE Final Rejection Samsung Electronics Co., Ltd.
18523563 STRONG IMAGE STYLIZATION EFFECTS Non-Final OA Snap Inc.
18294816 A METHOD FOR DEPICTING THE REAR SURROUNDINGS OF A MOBILE PLATFORM COUPLED TO A TRAILER Final Rejection Robert Bosch GmbH
18807288 Automatically Generating and Enhancing Personalized Digital Illustrations Final Rejection Google LLC
18919936 INFORMATION PROCESSING APPARATUS CAPABLE OF PREVENTING UNWANTED OBJECTS FROM ENTERING INTO PHOTOGRAPHING RANGE OF VIRTUAL CAMERA IN XR SPACE, CONTROL METHOD FOR INFORMATION PROCESSING APPARATUS, AND STORAGE MEDIUM Final Rejection CANON KABUSHIKI KAISHA
19008993 BFLOAT16 FUSED MULTIPLY INSTRUCTIONS Non-Final OA Intel Corporation
18999319 SYSTEMS AND METHODS FOR PERFORMING MATRIX COMPRESS AND DECOMPRESS INSTRUCTIONS Non-Final OA Intel Corporation
18931412 SYSTOLIC ARRAY OF ARBITRARY PHYSICAL AND LOGICAL DEPTH Non-Final OA Intel Corporation
18706408 IMAGE PROCESSING SYSTEM Non-Final OA Semiconductor Energy Laboratory Co., Ltd.
18844123 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, PROGRAM, AND INFORMATION PRESENTATION SYSTEM Non-Final OA SONY GROUP CORPORATION
18980201 SYSTEM AND METHOD FOR TRANSPARENCY SORTING Non-Final OA Sony Interactive Entertainment Europe Limited
18432455 DISPLAY APPARATUS Final Rejection Shanghai Tianma Micro-Electronics Co., Ltd.
18840396 NODE VISIBILITY TRIGGERS IN EXTENDED REALITY SCENE DESCRIPTION Final Rejection InterDigital CE Patent Holdings, SAS
19059918 GRAPHICALLY REPRESENTING AN AI AGENT PARTICIPANT IN A COLLABORATION SESSION Non-Final OA MICROSOFT TECHNOLOGY LICENSING, LLC
18182452 MIXED-REALITY SOCIAL NETWORK AVATAR VIA CONGRUENT LEARNING Final Rejection INTERNATIONAL BUSINESS MACHINES CORPORATION
18326972 Data Recorders of Autonomous Vehicles Non-Final OA Lodestar Licensing Group LLC
19041371 GENERATING A RE-ILLUMINATED RECONSTRUCTION OF AN OBJECT Final Rejection Adobe Inc.
18521917 METHODS AND APPARATUS TO ANIMATE A SPLASH SCREEN Non-Final OA Texas Instruments Incorporated
19054532 EFFICIENT RELEASE OF COMPUTING RESOURCES ACROSS MEMORY CONTEXTS AND PROCESSOR PIPELINES Non-Final OA NVIDIA Corporation
18487560 BAYESIAN MACHINE LEARNING SYSTEM FOR ADAPTIVE RAY-TRACING Non-Final OA NVIDIA Corporation
18110070 SECURING CONTENT FROM GUEST VIRTUAL MACHINES FROM UNAUTHORIZED ACCESS BY HOST OPERATING SYSTEMS Final Rejection NVIDIA Corporation
18967215 STATUS CHECK USING CHIP ENABLE PIN Non-Final OA Micron Technology, Inc.
18905040 MULTIPLE PIN CONFIGURATIONS OF MEMORY DEVICES Non-Final OA Micron Technology, Inc.
18152001 Integrated Sensor Device with Deep Learning Accelerator and Random Access Memory Final Rejection Micron Technology, Inc.
18984820 SYSTEM AND METHOD FOR GENERATING A BIRD-EYE VIEW MAP Final Rejection Naver Corporation
19031589 Scheduling Tasks in a Processor Non-Final OA Imagination Technologies Limited
18676283 SCHEDULING TASKS USING TARGETED PIPELINES Final Rejection Imagination Technologies Limited
18395093 DEVICE, SYSTEM, AND METHOD FOR CONSOLIDATING ELIGIBLE VECTOR INSTRUCTIONS Non-Final OA Advanced Micro Devices, Inc.
18974291 COMPUTATIONAL NODES FUSION IN A RECONFIGURABLE DATA PROCESSOR Non-Final OA SambaNova Systems, Inc.
19044233 TRACKING OF STORE OPERATIONS Non-Final OA SiFive, Inc.

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