Prosecution Insights
Last updated: October 02, 2026

Examiner: TSENG, CHARLES

Tech Center 3700 • Art Units: 2613 2628 2678 3715

This examiner grants 79% of resolved cases

Analysis

Charles Tseng, an examiner in Art Unit 2613, has handled 708 resolved cases. The examiner maintains an allowance rate of 79.1 percent. A significant factor in this examiner's profile is the interview lift of 31.3 percent, which is a substantial increase in the likelihood of allowance when an interview is conducted. This 31.3 percent lift suggests that direct engagement is an effective way to advance an application. Practitioners should consider the 79.1 percent allowance rate as a favorable starting point in Tech Center 3700.

The median days to allowance is 935. Given the high interview lift, practitioners should prioritize scheduling interviews to resolve issues and potentially shorten the prosecution cycle. The 935-day median provides a realistic expectation for the time required to reach a positive outcome. With 708 resolved cases, the examiner's history shows a clear benefit from verbal communication. The 79.1 percent allowance rate, combined with the impact of interviews, makes for a proactive prosecution strategy.

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

Performance Statistics

79.1%
Allow Rate
+9.1% vs TC avg
720
Total Applications
+31.3%
Interview Lift
935
Avg Prosecution Days
Based on 708 resolved cases, 2023–2026

Rejection Statute Breakdown

13.5%
§101 Eligibility
6.2%
§102 Novelty
53.4%
§103 Obviousness
14.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18991690 COLOR CORRECTION AND ENHANCEMENT OF DIGITAL IMAGES USING A NON-UNIFORM 3D LOOKUP TABLE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19010664 INFORMATION PROCESSING DEVICE Non-Final OA TOYOTA JIDOSHA KABUSHIKi KAISHA
19010631 REAL-TIME GARMENT EXCHANGE Non-Final OA Snap Inc.
19023040 DYNAMIC GENERATION OF CUSTOMIZED ANIMATIONS Non-Final OA Google LLC
18972717 DETECTION OF UNIFORMITY FOR SHADER REGISTERS IN GRAPHICS PROCESSING Non-Final OA QUALCOMM Incorporated
18947375 FLOW VALUES ASSOCIATED WITH A DIFFUSION MODEL Non-Final OA QUALCOMM Incorporated
19021493 SYSTEMS AND METHODS FOR DISPLAYING SUPPLEMENTAL CONTENT FOR MEDIA USING AUGMENTED REALITY Non-Final OA Adeia Guides Inc.
18953878 REPRESENTING TWO DIMENSIONAL REPRESENTATIONS AS THREE-DIMENSIONAL AVATARS Final Rejection Microsoft Technology Licensing, LLC
19029289 VEHICULAR INCIDENT REENACTMENT USING THREE-DIMENSIONAL (3D) REPRESENTATIONS Non-Final OA State Farm Mutual Automobile Insurance Company
18994890 AUDIO AND VIDEO CALLING METHOD AND APPARATUS Non-Final OA ZTE CORPORATION
19033911 Dynamic Mixed Reality Content In Virtual Reality Non-Final OA Meta Platforms Technologies, LLC
19020708 DENOISING PATH-TRACED IMAGES USING TRANSFORMER NETWORKS Non-Final OA NVIDIA Corporation
18422634 FOUR-DIMENSIONAL OBJECT AND SCENE MODEL SYNTHESIS USING GENERATIVE MODELS Non-Final OA NVIDIA Corporation

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