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Last updated: October 27, 2026

James Edward Chapman, USPTO Patent Examiner

Listed by the USPTO as CHAPMAN, JAMES EDWARD

Tech Center 2800 • Art Units: 2898

This examiner grants 0% of resolved cases

Performance Statistics

—

Allow Rate

-68.0% vs TC avg

1

Total Applications

—

Interview Lift

0

Avg Prosecution Days

Based on 0 resolved cases, 2023–2026

Rejection Statute Breakdown

0%

§101 Eligibility

33.3%

§102 Novelty

33.3%

§103 Obviousness

33.3%

§112 Clarity

Currently Pending Office Actions

App #	Title	Status	Assignee
18783732	SEED CRYSTAL SUBSTRATE AND GRAPHITE SUSCEPTOR WITH SEED CRYSTAL SUBSTRATE	Non-Final OA	KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO

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Top companies before this examiner

Toyota Group (1)

Law firms appearing most often

OLIFF PLC (1)

Frequently Asked Questions

Which art unit does examiner James Edward Chapman work in?

James Edward Chapman examines applications in Art Unit 2898 in Tech Center 2800 (Semiconductors, Circuits & Optics).