Prosecution Insights
Last updated: October 26, 2026

James M Erwin, USPTO Patent Examiner

Listed by the USPTO as ERWIN, JAMES M

Tech Center 1700 • Art Units: 1700 1725 1727

This examiner grants 82% of resolved cases

Analysis

ERWIN, JAMES M is assigned to tech center 1700 and art unit 1700. The record contains 607 resolved cases and an allowance rate of 82.4%. The median time to allowance is 973 days. The substantial case volume gives the profile useful historical depth, while the high allowance rate indicates favorable observed outcomes in the recorded matters.

The interview lift is 5.7%, reflecting a modest positive association with allowance outcomes. LG Energy Solution Ltd., Contemporary Amperex Technology Co., Limited, and GM Global Technology Operations LLC are the listed top companies. The top firms are BIRCH STEWART KOLASCH & BIRCH, LLP, HAUPTMAN HAM, LLP, and K&L Gates LLP. Practitioners may view interviews as supplementary to strong written responses and focused claim positioning.

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

Performance Statistics

82.4%
Allow Rate
+17.4% vs TC avg
624
Total Applications
+5.7%
Interview Lift
973
Avg Prosecution Days
Based on 607 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
28.3%
§102 Novelty
44.8%
§103 Obviousness
23.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18413356 METHOD OF PRODUCING A BATTERY MODULE AND BATTERY MODULE Non-Final OA Robert Bosch GmbH
18425262 BATTERY SYSTEM Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18694115 ELECTRODE FOR SECONDARY BATTERIES, AND SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18690863 BATTERY MODULE FRAME Non-Final OA LG ENERGY SOLUTION, LTD.
18685486 BATTERY PACK AND DEVICE INCLUDING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18642846 BATTERY COOLING STRUCTURE, BATTERY, AND POWER CONSUMING DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
18639776 BATTERY AND POWER CONSUMING DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18704031 ELECTROCHEMICAL CELL, ELECTROCHEMICAL CELL DEVICE, MODULE AND MODULE HOUSING DEVICE Non-Final OA KYOCERA Corporation
18421101 METHOD FOR FILLING BATTERY PACK WITH EXPANDING FOAM POTTING BY VENTING AIR OUTSIDE OF POTTED REGION Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18355289 HIGH-PERFORMANCE LITHIUM-ION BATTERY CELL DESIGNS WITH LITHIATED SILICON OXIDE (LSO) ANODES Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner James M Erwin's allowance rate?

82.4% of resolved applications examined by James M Erwin were allowed (607 resolved cases), compared with 40.4% across Art Unit 1700 over the last five years.

Does an interview help with examiner James M Erwin?

This examiner's interview lift is +5.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner James M Erwin take to allow a patent?

Applications allowed by James M Erwin took 973 days on average from filing to allowance.

Which art unit does examiner James M Erwin work in?

James M Erwin examines applications in Art Unit 1700 in Tech Center 1700 (Chemistry & Materials).

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