Prosecution Insights
Last updated: August 17, 2026

Examiner: CHANG, DANIEL

Tech Center 2400 • Art Units: 2482 2487 2489

This examiner grants 64% of resolved cases

Performance Statistics

63.9%
Allow Rate
+5.9% vs TC avg
422
Total Applications
+12.2%
Interview Lift
1086
Avg Prosecution Days
Based on 377 resolved cases, 2023–2026

Rejection Statute Breakdown

6.1%
§101 Eligibility
10.3%
§102 Novelty
52.9%
§103 Obviousness
20.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19252018 METHOD AND APPARATUS FOR PROCESSING VIDEO SIGNAL BY APPLYING SECONDARY TRANSFORM TO PARTITIONED BLOCK Non-Final OA LG Electronics Inc.
18016771 POINT CLOUD DATA TRANSMISSION DEVICE, POINT CLOUD DATA TRANSMISSION METHOD, POINT CLOUD DATA RECEPTION DEVICE, AND POINT CLOUD DATA RECEPTION METHOD Non-Final OA LG ELECTRONICS INC.
17761794 TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR Non-Final OA LG ELECTRONICS INC.
19272885 SYSTEM AND METHOD FOR VIDEO CODING Non-Final OA Panasonic Intellectual Property Corporation of America
19215120 FILTERING PROCESS FOR VIDEO CODING Non-Final OA QUALCOMM Incorporated
19035686 UNI-DIRECTIONAL OPTICAL FLOW Final Rejection Tencent America LLC
18893446 HARDWARE FRIENDLY DESIGN FOR INTRA MODE CODING Final Rejection Tencent America LLC
18777385 ADJACENT SPATIAL MOTION VECTOR PREDICTOR CANDIDATES IMPROVEMENT Final Rejection Tencent America LLC
18461666 BLOCK LEVEL ADAPTIVE WEIGHTED PREDICTION Final Rejection Tencent America LLC
18296800 CONFIGURABLE MAXIMUM TRANSFORM SIZE Non-Final OA TENCENT AMERICA LLC
17642916 SECONDARY TRANSFORM FOR FAST VIDEO ENCODER Final Rejection INTERDIGITAL CE PATENT HOLDINGS, SAS
19056966 USING DIFFERENT SOURCES FOR BILATERAL FILTER IN VIDEO CODING Non-Final OA Bytedance Inc.
19056531 METHOD, APPARATUS, AND MEDIUM FOR VIDEO PROCESSING Non-Final OA Bytedance Inc.
19056074 METHODS AND DEVICES FOR ADAPTIVE LOOP FILTER Non-Final OA BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.
18968727 CROSS-COMPONENT PREDICTION FOR VIDEO CODING Final Rejection BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.
18762357 METHOD AND APPARATUS FOR VIDEO CODING USING IMPROVED AMVP-MERGE MODE Non-Final OA KIA CORPORATION
19232074 MERGE MODE-BASED INTER-PREDICTION METHOD AND APPARATUS Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
19232014 MERGE MODE-BASED INTER-PREDICTION METHOD AND APPARATUS Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
19217822 IMAGE ENCODING/DECODING METHOD AND APPARATUS USING BDPCM, AND RECORDING MEDIUM STORING BITSTREAM Non-Final OA Research & Business Foundation Sungkyunkwan University

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