Prosecution Insights
Last updated: October 26, 2026

Arun C Williams, USPTO Patent Examiner

Listed by the USPTO as WILLIAMS, ARUN C

Tech Center 2800 • Art Units: 2838 2858 2859

This examiner grants 82% of resolved cases

Analysis

WILLIAMS, ARUN C is assigned to tech center 2800 and art unit 2838. His profile includes 1424 resolved cases, with an allowance rate of 82.1%. Median time to allowance is 982 days, and the interview lift is 16.4%. The large record supports a clear view of a docket where allowances occur frequently, with interviews showing a measurable but limited association with the outcome.

The listed companies are Honda Motor Co., Ltd., LG Innotek Co., Ltd., and Samsung Electronics Co., Ltd. The leading firms are AMIN, TUROCY & WATSON, LLP, 24IP LAW GROUP USA, PLLC, and Andrus Intellectual Property Law, LLP. Practitioners can use the profile to combine allowance expectations with timing and interview planning for matters in art unit 2838.

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

Performance Statistics

82.1%
Allow Rate
+14.1% vs TC avg
1,471
Total Applications
+16.4%
Interview Lift
982
Avg Prosecution Days
Based on 1424 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
30.7%
§102 Novelty
60.1%
§103 Obviousness
2.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18605080 POWER TRANSFER METHOD AND ELECTRONIC APPARATUS FOR EXECUTING POWER TRANSFER METHOD Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18311055 WALL-MOUNTABLE STORAGE SYSTEM Final Rejection TECHTRONIC CORDLESS GP
18521604 CHARGING SYSTEM Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18271136 PARALLEL BATTERY SYSTEM AND METHOD OF PREDICTING REMAINING CHARGE TIME OF PARALLEL BATTERY SYSTEM Final Rejection LG ENERGY SOLUTION, LTD.
18582700 CONTACTLESS ELECTRIC POWER TRANSMISSION SYSTEM Non-Final OA HONDA MOTOR CO., LTD.
18442242 POWER DEVICE Non-Final OA HONDA MOTOR CO., LTD.
18508051 Case to Earbud Communication Without Interrupting Charging Non-Final OA QUALCOMM Incorporated
18519634 PARALLEL PLATE MEASUREMENT APPARATUS FOR BATTERY THICKNESS MEASUREMENT Non-Final OA Microsoft Technology Licensing, LLC
18529695 HYBRID POWER CONVERTER CONNECTED TO AN ENERGY STORAGE SYSTEM Non-Final OA Rivian IP Holdings, LLC
18648785 CIRCUIT, ELECTRONIC APPARATUS, AND CONTROL METHOD Non-Final OA Lenovo (Beijing) Limited
18467545 DATA CONNECTION SYSTEM Non-Final OA AUDI AG
18268757 ELECTRIC VEHICLE CHARGING CONTROLLER Final Rejection LG INNOTEK CO., LTD.
18254525 DIRECT CURRENT/DIRECT CURRENT CONVERTER AND CONTROL METHOD THEREOF Final Rejection LG INNOTEK CO., LTD.
18342982 VEHICLE-TO-VEHICLE CHARGING DISCONNECT Final Rejection FORD GLOBAL TECHNOLOGIES, LLC
18142475 MOVABLE COIL IN A RECHARGER DEVICE Final Rejection Medtronic, Inc.
18256337 BATTERY PARALLEL WIRE CONNECTION STRUCTURE OF ENERGY STORAGE SYSTEM Final Rejection HANWHA SOLUTIONS CORPORATION
18526201 CONTACTOR FOR VEHICLE, VEHICLE CHARGING AND POWER DISTRIBUTION SYSTEM, CHARGING PILE, AND VEHICLE Non-Final OA BYD COMPANY LIMITED
18342931 BATTERY CHARGING METHOD, ELECTRIC DEVICE, AND STORAGE MEDIUM Final Rejection NINGDE AMPEREX TECHNOLOGY LIMITED

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Frequently Asked Questions

What is examiner Arun C Williams's allowance rate?

82.1% of resolved applications examined by Arun C Williams were allowed (1,424 resolved cases), compared with 76.3% across Art Unit 2838 over the last five years.

Does an interview help with examiner Arun C Williams?

This examiner's interview lift is +16.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Arun C Williams take to allow a patent?

Applications allowed by Arun C Williams took 982 days on average from filing to allowance.

Which art unit does examiner Arun C Williams work in?

Arun C Williams examines applications in Art Unit 2838 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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