Prosecution Insights
Last updated: October 02, 2026

Examiner: CHEN, SIMPSON ABRAHAM

Tech Center 3700 • Art Units: 3700 3761

This examiner grants 62% of resolved cases

Analysis

Simpson Abraham Chen, an examiner in Tech Center 3700 and Art Unit 3700, has 195 resolved cases. The allowance rate is 62.1%, which represents a solid majority of cases. The median days to allowance is 1269, reflecting a standard timeline for successful prosecution. This 1269-day duration is a key metric for planning in Art Unit 3700. The 62.1% rate indicates a balanced examination environment.

The interview lift is 42.4%, which is quite high. This indicates that interviews are very effective at moving cases toward allowance, especially when compared to the 62.1% baseline. In Tech Center 3700, the 1269-day median pendency can be managed more successfully with direct communication. The 42.4% lift is a critical tool for practitioners seeking to improve their odds. With 195 resolved cases, these metrics provide a clear guide for strategy.

Applicants should use the 42.4% interview lift to their advantage to overcome the 62.1% baseline. The 1269-day median to allowance should be factored into any long-term prosecution plan. Overall, the 195 cases suggest that direct engagement is a key strategy for success with this examiner. Practitioners in Art Unit 3700 should prioritize interviews to move beyond the initial 62.1% allowance probability.

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

Performance Statistics

62.1%
Allow Rate
-7.9% vs TC avg
229
Total Applications
+42.4%
Interview Lift
1269
Avg Prosecution Days
Based on 195 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
15.1%
§102 Novelty
54.5%
§103 Obviousness
22.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18276533 INDUCTION HEATING-TYPE COOKTOP Final Rejection LG ELECTRONICS INC.
18372837 COOKING DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18326564 HOME APPLIANCE AND POWER TRANSMISSION APPARATUS FOR DETECTING EMPTY HEATING Non-Final OA Samsung Electronics Co., Ltd.
18560750 LASER SOLDERING APPARATUS, CONTROL APPARATUS, AND LASER SOLDERING METHOD Non-Final OA SONY GROUP CORPORATION
18276488 LASER CUTTING METHOD, LASER CUTTING FACILITY, AND COLD ROLLING METHOD FOR STEEL STRIP, AND METHOD OF MANUFACTURING COLD ROLLED STEEL STRIP Final Rejection JFE Steel Corporation
18267568 LASER WELDING METHOD AND LASER WELDING APPARATUS FOR Si-CONTAINING STEEL SHEETS Final Rejection JFE Steel Corporation
17932041 WELDING METHOD AND WELDING APPARATUS Final Rejection FURUKAWA ELECTRIC CO., LTD.
18105938 ELECTROMAGNETIC INDUCTION CAN CURING OVEN Non-Final OA Stolle Machinery Company, LLC
17670149 Phase Managed Additive Printing System Non-Final OA Seurat Technologies, Inc.
18327899 HIGH-ENERGY GLASS CUTTING Non-Final OA TRUMPF Laser- und Systemtechnik GmbH
17478842 Site-Specific Melt Pool Size Control in Additive Manufacturing Non-Final OA UT-Battelle, LLC
18285484 HEATER Non-Final OA Dyson Technology Limited
18143273 COOLING MODULE FOR BAKING DEVICE AND SUBSTRATE TREATING APPARATUS INCLUDING THE SAME Non-Final OA SEMES CO., LTD.
18024220 METHOD FOR PRODUCING A COATING, AND COATING Non-Final OA Forschungszentrum Jülich GmbH
18349352 LASER MACHINING HEAD AND METHOD FOR MACHINING A WORKPIECE Final Rejection Precitec GmbH & Co. KG

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