Prosecution Insights
Last updated: October 27, 2026

Jesse James Efymow, USPTO Patent Examiner

Listed by the USPTO as EFYMOW, JESSE JAMES

Tech Center 1700 • Art Units: 1712 1723

This examiner grants 79% of resolved cases

Analysis

EFYMOW, JESSE JAMES is a USPTO patent examiner in Tech Center 1700 and Art Unit 1712. The profile reports 28 resolved cases, an allowance rate of 78.6%, and an interview lift of 54.5%. Median time to allowance is 1278 days. The limited case history calls for measured interpretation, but the interview figure supports purposeful examiner engagement where claim issues can benefit from live discussion.

The listed companies are LG Energy Solution Ltd., Samsung SDI Co., Ltd., and GM Global Technology Operations LLC. The listed firms are Womble Bond Dickinson US LLP, Bryan Cave Leighton Paisner LLP (DC), and HAUPTMAN HAM, LLP. Practitioners can use the profile to plan interviews while accounting for the timing reflected in the record.

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

Performance Statistics

78.6%
Allow Rate
+13.6% vs TC avg
88
Total Applications
+54.5%
Interview Lift
1278
Avg Prosecution Days
Based on 28 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
24.3%
§102 Novelty
59.4%
§103 Obviousness
13.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17890765 ELECTRONIC DEVICE INCLUDING BATTERY Non-Final OA Samsung Electronics Co., Ltd.
17830951 ELECTROLYTE ADDITIVES FOR LITHIUM-ION BATTERIES Non-Final OA Apple Inc.
18109750 BATTERY PACK Final Rejection BLACK & DECKER INC.
18368237 ALL SOLID STATE BATTERY HAVING ANODE CURRENT COLLECTOR INCLUDING ELASTIC PORTION AND ALL SOLID STATE BATTERY SYSTEM HAVING THE ANODE CURRENT COLLECTOR Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17792351 POSITIVE ELECTRODE ACTIVE MATERIAL FOR ALL-SOLID LITHIUM-ION BATTERY, ELECTRODE AND ALL-SOLID LITHIUM-ION BATTERY Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18466053 BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18688740 NON-AQUEOUS ELECTROLYTE SOLUTION FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18563347 POLYMER SOLID ELECTROLYTE AND ALL SOLID STATE BATTERY COMPRISING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
17791101 NEGATIVE ELECTRODE COATED WITH LITHIOPHILIC MATERIAL FOR LITHIUM SECONDARY BATTERIES AND METHOD OF MANUFACTURING THE SAME Final Rejection LG Energy Solution, LTD.
18089623 POSITIVE ELECTRODE FOR LITHIUM-ION BATTERY, LITHIUM-ION BATTERY AND METHOD FOR PRODUCING POSITIVE ELECTRODE FOR LITHIUM-ION BATTERY Non-Final OA HONDA MOTOR CO., LTD.
17779084 Lithium Ion Battery and Method for Producing a Lithium Ion Battery Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
18455014 FUEL CELL SYSTEM AND AIR BLEEDING METHOD THEREOF Non-Final OA KIA CORPORATION
18215879 ATTACHMENT FOR COLLECTING LIQUID AND VAPORIZED ELECTROLYTE FROM A BATTERY RELIEF VENT Final Rejection The United States of America, as represented by the Secretary of the Navy
17909647 HIGH-ENERGY ELECTRODES WITH CONTROLLED MICROSTRUCTURES FOR ELECTROCHEMICAL DEVICES AND METHOD FOR PREPARING THE SAME Final Rejection Ohio State Innovation Foundation
18801245 BATTERY MODULE Non-Final OA Samsung SDI Co., Ltd.
18657408 BATTERY MODULE Non-Final OA SAMSUNG SDI CO., LTD.
17988646 RECHARGEABLE LITHIUM BATTERY Non-Final OA SAMSUNG SDI CO., LTD.
18475550 BATTERY BOX AND BATTERY PACK COMPRISING SAME, AND VEHICLE Final Rejection BYD COMPANY LIMITED
18167885 BATTERY AND BATTERY MANUFACTURING METHOD Final Rejection Prime Planet Energy & Solutions, Inc.
18159093 WOUND ELECTRODE ASSEMBLY, BATTERY, AND MANUFACTURING METHOD OF WOUND ELECTRODE ASSEMBLY Non-Final OA Prime Planet Energy & Solutions, Inc.
17784803 NONAQUEOUS ELECTROLYTE ENERGY STORAGE DEVICE AND METHOD FOR MANUFACTURING THE SAME Final Rejection GS YUASA INTERNATIONAL LTD.
17882936 LITHIUM-RICH, MANGANESE-RICH LAYERED ELECTROACTIVE MATERIALS AND METHODS OF FORMING THE SAME Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
17746575 LITHIATION ADDITIVE FOR SOLID-STATE BATTERY INCLUDING GEL ELECTROLYTE Final Rejection GM GLOBAL TECHNOLOGY OPERATIONS LLC
18283370 Method of Preparing Positive Electrode Active Material Non-Final OA LG Chem, Ltd.
18654440 POSITIVE ACTIVE MATERIAL, POSITIVE ELECTRODE PLATE AND ELECTROCHEMICAL DEVICE CONTAINING SAME, AND ELECTRONIC DEVICE Non-Final OA Ningde Amperex Technology Limited

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Frequently Asked Questions

What is examiner Jesse James Efymow's allowance rate?

78.6% of resolved applications examined by Jesse James Efymow were allowed (28 resolved cases), compared with 43.3% across Art Unit 1712 over the last five years.

Does an interview help with examiner Jesse James Efymow?

This examiner's interview lift is +54.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jesse James Efymow take to allow a patent?

Applications allowed by Jesse James Efymow took 1,278 days on average from filing to allowance.

Which art unit does examiner Jesse James Efymow work in?

Jesse James Efymow examines applications in Art Unit 1712 in Tech Center 1700 (Chemistry & Materials).

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