Prosecution Insights
Last updated: October 27, 2026

Brian Gwyn Diamond, USPTO Patent Examiner

Listed by the USPTO as DIAMOND, BRIAN GWYN

Tech Center 1700 • Art Units: 1744

This examiner grants 0% of resolved cases

Performance Statistics

—
Allow Rate
-65.0% vs TC avg
14
Total Applications
—
Interview Lift
0
Avg Prosecution Days
Based on 0 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
15.6%
§102 Novelty
43.8%
§103 Obviousness
21.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18659780 POWER STORAGE CELL Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18658438 POWER STORAGE CELL Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18590442 ACTIVE MATERIAL COMPOSITE AND SECONDARY BATTERY Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18443549 POWER STORAGE CELL Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18583878 BATTERY MODULE Non-Final OA HONDA MOTOR CO., LTD.
18676695 SOLID ELECTROLYTE, POSITIVE ELECTRODE, AND ALL-SOLIDSTATE RECHARGEABLE BATTERY INCLUDING THE SAME Non-Final OA KIA CORPORATION
18676765 SOLID ELECTROLYTE, POSITIVE ELECTRODE, AND ALL-SOLIDSTATE RECHARGEABLE BATTERY INCLUDING THE SAME Non-Final OA KIA CORPORATION
18487808 RECHARGEABLE BATTERY MODULE Non-Final OA SAMSUNG SDI CO., LTD.
18716629 HARDLY GRAPHITIZABLE CARBON, MIXED CARBON POWDER, NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERIES, AND LITHIUM ION SECONDARY BATTERY Non-Final OA JFE STEEL CORPORATION
18716408 HARDLY-GRAPHITIZABLE CARBON, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, AND LITHIUM-ION SECONDARY BATTERY Non-Final OA JFE STEEL CORPORATION
18730189 PRESSURE REGULATING VALVE Non-Final OA NOK CORPORATION
18585985 NONAQUEOUS ELECTROLYTE SOLUTION SECONDARY BATTERY Non-Final OA Prime Planet Energy & Solutions, Inc.
18729461 METAL-SEAWATER FLOW BATTERY Non-Final OA The Research Foundation for The State University of New York

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Frequently Asked Questions

Which art unit does examiner Brian Gwyn Diamond work in?

Brian Gwyn Diamond examines applications in Art Unit 1744 in Tech Center 1700 (Chemistry & Materials).

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