Prosecution Insights
Last updated: October 27, 2026

Todd L Barker, USPTO Patent Examiner

Listed by the USPTO as BARKER, TODD L

Tech Center 3600 • Art Units: 2447 2449 3667

This examiner grants 76% of resolved cases

Analysis

BARKER, TODD L is assigned to Tech Center 3600 and Art Unit 2447. Across 388 resolved cases, the allowance rate is 75.5%, while interviews correspond with a 23.4% lift. The interview result supports using examiner interviews as part of prosecution strategy when claim issues are suitable for discussion.

The median time to allowance is 881 days. Huawei Technologies Co., Ltd., Intel Corporation, and Qualcomm Incorporated are the leading listed companies. The listed firms are Slayden Grubert Beard PLLC, ADELI LLP, and BakerHostetler, providing useful reference points for counsel assessing experience in this docket.

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

Performance Statistics

75.5%
Allow Rate
+23.5% vs TC avg
448
Total Applications
+23.4%
Interview Lift
881
Avg Prosecution Days
Based on 388 resolved cases, 2023–2026

Rejection Statute Breakdown

2.8%
§101 Eligibility
11.2%
§102 Novelty
52.7%
§103 Obviousness
23.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18019048 SUPPORTING REMOTE USER EQUIPMENT AUTHENTICATION VIA RELAY USER EQUIPMENT Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18842759 NETWORK IN VEHICLE AND CONTROL METHOD THEREFOR Final Rejection LG ELECTRONICS INC.
19232253 ELECTRONIC DEVICE FOR PERFORMING GRO BY USING ARTIFICIAL INTELLIGENCE MODEL AND OPERATING METHOD THEREOF Non-Final OA Samsung Electronics Co., Ltd.
18972478 Dynamic Provisioning of IoT Devices From an Online Application Marketplace Final Rejection Roku, Inc.
19297482 COMMUNICATION METHOD, COMMUNICATION APPARATUS, AND COMMUNICATION SYSTEM Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
19250361 COMMUNICATION METHOD AND COMMUNICATION APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18709468 TECHNIQUES FOR SUPPORTING UNTAGGED ETHERNET FRAMES Final Rejection QUALCOMM INCORPORATED
18439321 EFFICIENT PACKET DELIMITER (EPD) CONFIGURATION IDENTIFIER FOR MOBILE INDUSTRY PROCESSOR INTERFACE (MIPI) CAMERA SERIAL INTERFACE 2 (CSI-2) Non-Final OA QUALCOMM Incorporated
18035234 MEC FEDERATION BROKER AND MANAGER ENABLING SECURE CROSS-PLATFORM COMMUNICATION Non-Final OA Intel Corporation
17839393 CONGESTION CONTROL BASED ON NETWORK TELEMETRY Final Rejection Intel Corporation
18947450 VEHICLE TERMINAL, METHOD AND SYSTEM FOR RESETTING VEHICLE TERMINAL, AND VEHICLE INCLUDING VEHICLE TERMINAL Final Rejection Kia Corporation
18006638 Dynamically Providing Context-Based Computer-Supported Functionalities in Mobile Distributed Edge Clouds Non-Final OA Siemens Aktiengesellschaft
19219876 INFORMATION SYNCHRONIZATION METHOD AND APPARATUS, ENGINE SERVER, AND STORAGE MEDIUM Non-Final OA Tencent Technology (Shenzhen) Company Limited
18608373 METHOD AND DEVICE FOR CONTROLLING TRANSMISSION CONTROL PROTOCAL PERFORMANCE IN WIRELESS NETWORK AND SYSTEM THEREOF Final Rejection DELTA ELECTRONICS, INC.
18699425 METHOD, APPARATUS, AND COMPUTER PROGRAM Final Rejection Nokia Technologies Oy
18522999 ENERGY EFFICIENCY CONTROL MECHANISM Non-Final OA Nokia Solutions and Networks Oy
18817458 MAINTAINING QUALITY COMMUNICATION FOR INTEGRATED CHANNELS IN TRANSACTION SYSTEMS Non-Final OA Truist Bank
18769999 Video Streaming Delivery Non-Final OA Comcast Cable Communications, LLC
19017020 MULTI-DATAPATH SUPPORT FOR LOW LATENCY TRAFFIC MANAGER Final Rejection Marvell Asia Pte Ltd
18669310 VIRTUALIZING HARDWARE RESILIENCE FOR NETWORK CONNECTIONS Final Rejection MELLANOX TECHNOLOGIES, LTD.
18728034 METHOD AND APPARATUS FOR SCHEDULING CONTENT DELIVERY NETWORK DOMAIN NAME Final Rejection BEIJING BYTEDANCE NETWORK TECHNOLOGY CO., LTD.
18703752 MESSAGE SEGMENTED PARSING METHOD, APPARATUS, AND DEVICE, AND STORAGE MEDIUM Final Rejection CHINA MOBILE COMMUNICATIONS GROUP CO., LTD.
18898972 NETWORK-TO-ENDPOINT COMMUNICATION FOR TOPOLOGY-AWARE MULTI-PATH TRANSPORT PROTOCOLS Non-Final OA Arista Networks, Inc.
18673840 SELECTING AN EXIT-PROXY BY TCP/UDP PORT AT THE INGRESS-PROXY Non-Final OA OXYLABS, UAB
17483096 SYSTEM AND METHOD FOR EVENT MANAGEMENT Non-Final OA Individual inventor

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Frequently Asked Questions

What is examiner Todd L Barker's allowance rate?

75.5% of resolved applications examined by Todd L Barker were allowed (388 resolved cases), compared with 63.5% across Art Unit 2447 over the last five years.

Does an interview help with examiner Todd L Barker?

This examiner's interview lift is +23.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Todd L Barker take to allow a patent?

Applications allowed by Todd L Barker took 881 days on average from filing to allowance.

Which art unit does examiner Todd L Barker work in?

Todd L Barker examines applications in Art Unit 2447 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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