Prosecution Insights
Last updated: October 27, 2026

Jisun Choi, USPTO Patent Examiner

Listed by the USPTO as CHOI, JISUN

Tech Center 3600 • Art Units: 2129 3661 3666

This examiner grants 60% of resolved cases

Analysis

CHOI, JISUN works in Tech Center 3600 and Art Unit 2129. The dataset includes 43 resolved cases, a 60.5% allowance rate, and a median of 990 days to allowance. Interviews show a 61.2% lift, the strongest positive interview association reported in this profile.

Volvo Group, ZF Friedrichshafen AG, and ABB Schweiz AG are the listed leading companies. ABB - Whitmyer IP Group LLC, COZEN O''CONNOR, and CROWELL & MORING LLP are the listed leading firms. Because the case record is limited, practitioners should use the interview measure as a planning signal rather than a guarantee.

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

Performance Statistics

60.5%
Allow Rate
+8.5% vs TC avg
84
Total Applications
+61.2%
Interview Lift
990
Avg Prosecution Days
Based on 43 resolved cases, 2023–2026

Rejection Statute Breakdown

13.5%
§101 Eligibility
16.6%
§102 Novelty
50.5%
§103 Obviousness
18.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18340370 WORK VEHICLE HAVING SPEED AND/OR DISTANCE BASED DECISION SUPPORT AND INTERVENTION ZONES Non-Final OA Deere & Company
18245598 SYSTEM AND METHOD FOR INDICATING A PLANNED ROBOT MOVEMENT Final Rejection ABB Schweiz AG
19350146 COMPUTER SYSTEM AND METHOD FOR CONTROLLING LONGITUDINAL MOVEMENT OF A VEHICLE Non-Final OA Volvo Truck Corporation
18844793 SYSTEM AND METHOD FOR AUTONOMOUS TRAILER INTEGRATION Final Rejection VOLVO TRUCK CORPORATION
18780755 ADAPTIVE ALLOCATION OF UNCREWED AIRCRAFT FUNCTION CONTROL AUTHORITY BASED ON DATA LINK CONDITION Non-Final OA The Boeing Company
18394074 MANAGEMENT SYSTEM FOR AGRICULTURAL MACHINES Non-Final OA KUBOTA CORPORATION
18541009 Method and Device for Adapting a Display of the Surroundings of a Motor Vehicle Final Rejection Bayerische Motoren Werke Aktiengesellschaft
18418706 VEHICLE AND CONTROL METHOD THEREFOR Non-Final OA Kia Corporation
18369316 ELECTRIC VEHICLE AND CONTROL METHOD OF THE SAME Final Rejection Kia Corporation
18994799 SYSTEM INCLUDING WORK MACHINE, WORK MACHINE CONTROLLER, AND METHOD OF CONTROLLING WORK MACHINE Non-Final OA KOMATSU LTD
19139533 METHOD FOR CHECKING THE PLAUSIBILITY OF A PARAMETER Non-Final OA ZF Friedrichshafen AG
19117182 Electric Bicycle with Emergency Running Strategy Non-Final OA ZF Friedrichshafen AG
18711786 METHOD, COMPUTER PROGRAM AND APPARATUS FOR CONTROLLING AN AUGMENTED REALITY DISPLAY DEVICE Non-Final OA Continental Automotive Technologies GmbH
19184585 Energy Regeneration Method and Apparatus, Device, Readable Storage Medium, and Vehicle Final Rejection Yinwang Intelligent Technologies Co., Ltd.
18780715 CONTROLLING VEHICLE BATTERY BASED ON OPEN CIRCUIT VOLTAGE Final Rejection FORD GLOBAL TECHNOLOGIES, LLC
18920455 POWER EQUIPMENT DEVICE WITH OPERATOR-INITIATED AUTOMATED LIMITED TURNING APPARATUS Final Rejection MTD PRODUCTS INC

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Frequently Asked Questions

What is examiner Jisun Choi's allowance rate?

60.5% of resolved applications examined by Jisun Choi were allowed (43 resolved cases), compared with 45.4% across Art Unit 2129 over the last five years.

Does an interview help with examiner Jisun Choi?

This examiner's interview lift is +61.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jisun Choi take to allow a patent?

Applications allowed by Jisun Choi took 990 days on average from filing to allowance.

Which art unit does examiner Jisun Choi work in?

Jisun Choi examines applications in Art Unit 2129 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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