Prosecution Insights
Last updated: April 19, 2026

Examiner: CHANG, DANIEL

Tech Center 2400 • Art Units: 2487 2489

This examiner grants 64% of resolved cases

Performance Statistics

63.5%
Allow Rate
+5.5% vs TC avg
412
Total Applications
+13.0%
Interview Lift
1031
Avg Prosecution Days
Based on 367 resolved cases, 2023–2026

Rejection Statute Breakdown

5.8%
§101 Eligibility
11.4%
§102 Novelty
51.4%
§103 Obviousness
17.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19008139 IMAGE ENCODING METHOD AND DEVICE, AND IMAGE DECODING METHOD AND DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18909187 ENCODING METHOD, DECODING METHOD, AND DECODING DEVICE Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
18016771 POINT CLOUD DATA TRANSMISSION DEVICE, POINT CLOUD DATA TRANSMISSION METHOD, POINT CLOUD DATA RECEPTION DEVICE, AND POINT CLOUD DATA RECEPTION METHOD Final Rejection LG ELECTRONICS INC.
17787886 IMAGE CODING APPARATUS AND METHOD BASED ON SUB-PICTURE Non-Final OA LG ELECTRONICS INC.
17761794 TRANSFORM-BASED IMAGE CODING METHOD AND DEVICE THEREFOR Final Rejection LG ELECTRONICS INC.
18762357 METHOD AND APPARATUS FOR VIDEO CODING USING IMPROVED AMVP-MERGE MODE Final Rejection KIA CORPORATION
18906764 Apparatus and Method for Inter Prediction of a Triangle Partition of a Coding Block Final Rejection Huawei Technologies Co., Ltd.
17698705 Filter Flags for Subpicture Deblocking Non-Final OA Huawei Technologies Co., Ltd.
18358094 FLEXIBLE COEFFICIENT CODING IN VIDEO COMPRESSION Non-Final OA Apple Inc.
19026989 METHODS AND DEVICES FOR CODING AND DECODING A DATA STREAM REPRESENTING AT LEAST ONE IMAGE Non-Final OA ORANGE
17557819 METHOD, APPARATUS AND STORAGE MEDIUM FOR IMAGE ENCODING/DECODING USING PREDICTION Non-Final OA Electronics and Telecommunications Research Institute
18908535 INTRA PREDICTION USING ENHANCED INTERPOLATION FILTERS Non-Final OA QUALCOMM Incorporated
17642916 SECONDARY TRANSFORM FOR FAST VIDEO ENCODER Non-Final OA INTERDIGITAL CE PATENT HOLDINGS, SAS
18927730 METHOD, APPARATUS, AND MEDIUM FOR VIDEO PROCESSING Non-Final OA Bytedance Inc.
18764091 METHOD, APPARATUS, AND MEDIUM FOR VIDEO PROCESSING Final Rejection Bytedance Inc.
19035172 Expanded Reference Pool for Mesh Position Coding Non-Final OA TENCENT AMERICA LLC
19035686 UNI-DIRECTIONAL OPTICAL FLOW Non-Final OA Tencent America LLC
18461666 BLOCK LEVEL ADAPTIVE WEIGHTED PREDICTION Non-Final OA Tencent America LLC
18730932 Method and Apparatus for Geometry Partition Mode MV Assignment in Video Coding System Non-Final OA MEDIATEK INC.
18968727 CROSS-COMPONENT PREDICTION FOR VIDEO CODING Non-Final OA BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.
18575772 VIDEO ENCODING AND DECODING METHOD USING CODE BIT HIDING Non-Final OA INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY
17409580 EFFICIENT ENCODING OF FILM GRAIN NOISE Final Rejection NETFLIX, INC.
17746648 METHODS AND SYSTEMS FOR IMPROVING VIDEO ANALYTIC RESULTS Final Rejection Honeywell International Inc.
18997039 VIDEO ENCODING AND DECODING Non-Final OA BLACKBIRD PLC
18744023 IMAGE ENCODING/DECODING METHOD AND APPARATUS, AND RECORDING MEDIUM IN WHICH BITSTREAM IS STORED Final Rejection UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
17666331 SMART PACKET PACING FOR VIDEO FRAME STREAMING Final Rejection NVIDIA Corporation
18675857 VIDEO ENCODING/DECODING METHOD AND DEVICE, AND RECORDING MEDIUM FOR STORING BITSTREAM Final Rejection INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY

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