Prosecution Insights
Last updated: October 27, 2026

Yalkew Fantu, USPTO Patent Examiner

Listed by the USPTO as FANTU, YALKEW

Tech Center 2800 • Art Units: 2838 2851 2858 2859

This examiner grants 80% of resolved cases

Analysis

FANTU, YALKEW is a USPTO patent examiner in Tech Center 2800 and Art Unit 2838. The profile covers 1106 resolved cases and shows an 80.2% allowance rate. The interview lift is 15.8%, and median time to allowance is 990 days.

Toyota Motor Corporation, LG Electronics Inc., and Samsung Electronics Co., Ltd. are the leading companies represented. The leading firms are APPLE INC. - Fletcher, ARENTFOX SCHIFF LLP, and BIRCH STEWART KOLASCH & BIRCH, LLP. The large case base supports using the allowance figure as a meaningful planning reference, while the more limited interview lift suggests that interviews should be evaluated alongside claim amendments and written responses.

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

Performance Statistics

80.2%
Allow Rate
+12.2% vs TC avg
1,151
Total Applications
+15.8%
Interview Lift
990
Avg Prosecution Days
Based on 1106 resolved cases, 2023–2026

Rejection Statute Breakdown

1.9%
§101 Eligibility
29.5%
§102 Novelty
54.7%
§103 Obviousness
3.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18373104 CHARGER Non-Final OA LG ELECTRONICS INC.
18525123 MOBILE ROBOT AND MOTION CONTROL SYSTEM Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18604144 ELECTRONIC APPARATUS OBTAINING ESTIMATED AMBIENT TEMPERATURE BASED ON CHARGING PROCESSING OF CHARGING UNIT, AND CONTROL METHOD Non-Final OA CANON KABUSHIKI KAISHA
18006522 CHARGING CABLE Final Rejection Robert Bosch GmbH
18304980 ROBOTIC TOOL AND CHARGING STATION Final Rejection TECHTRONIC CORDLESS GP
18638030 CONTROL DEVICE AND CONTROL METHOD Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18619161 POWER MANAGEMENT SYSTEM AND ELECTRIC VEHICLE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18395520 Fluid Channel Assembly for an EV Charging Gun Connector, Charging Gun and Charging Station Non-Final OA ABB Schweiz AG
18609218 METHOD AND SYSTEM FOR CONDITIONING BATTERY OF ECO-FRIENDLY VEHICLE USING DUAL BATTERY SYSTEM Non-Final OA Kia Corporation
18584755 ADJUSTABLE UNIVERSAL CHARGER Non-Final OA Oura Health Oy
18627573 METHOD AND APPARATUS FOR CHARGING AND DISCHARGING BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
18428075 Structures for Mitigating Battery Charge Pad Degradations Non-Final OA Wing Aviation LLC
18302425 COMBINATION BACKSCATTER DEVICE Non-Final OA Cisco Technology, Inc.
18521745 APPARATUS AND METHOD FOR IMPROVED WIRELESS CHARGING Non-Final OA HONEYWELL SAFETY PRODUCTS USA, INC.
18327652 MANAGING IMPACTS OF BATTERY CHARGING ON DATA PROCESSING SYSTEMS Non-Final OA Dell Products L.P.
18560289 ENERGY STORAGE APPARATUS, AND METHOD OF CONTROLLING CURRENT INTERRUPTION DEVICE Non-Final OA GS Yuasa International Ltd.
18528280 VEHICLE SEAT Non-Final OA GM Global Technology Operations LLC
18477435 WAKE-ABLE ELECTRONIC DEVICE AND METHODS FOR WAKING THEREOF Non-Final OA The Alfred E. Mann Foundation for Scientific Research
18232292 BATTERY PACK, EXTERNAL DEVICE, AND ELECTRICAL COMBINATION Non-Final OA Posltec Power Tools (Suzhou) Co, Ltd.

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Frequently Asked Questions

What is examiner Yalkew Fantu's allowance rate?

80.2% of resolved applications examined by Yalkew Fantu were allowed (1,106 resolved cases), compared with 76.3% across Art Unit 2838 over the last five years.

Does an interview help with examiner Yalkew Fantu?

This examiner's interview lift is +15.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Yalkew Fantu take to allow a patent?

Applications allowed by Yalkew Fantu took 990 days on average from filing to allowance.

Which art unit does examiner Yalkew Fantu work in?

Yalkew Fantu examines applications in Art Unit 2838 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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