Prosecution Insights
Last updated: October 02, 2026

Examiner: THOMAS, LUCY M

Tech Center 2800 • Art Units: 2836 2838

This examiner grants 62% of resolved cases

Analysis

Lucy M Thomas serves in Tech Center 2800 and Art Unit 2836. The examiner has managed 822 resolved cases with an allowance rate of 62.4%. The median days to allowance is 1143, indicating a prosecution timeline that practitioners should account for in their planning.

The data highlights an interview lift of 17.9%. This suggests that direct communication is a way to improve the 62.4% baseline allowance rate. For applicants, the 17.9% lift indicates that the examiner may be open to clarifying technical points. Given the 1143-day median pendency, an interview could be a choice to resolve issues. With 822 resolved cases, these metrics provide a guide for prosecution in Art Unit 2836. Practitioners should consider the 17.9% lift as a factor in their strategy alongside the 62.4% allowance rate.

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

Performance Statistics

62.4%
Allow Rate
-5.6% vs TC avg
848
Total Applications
+17.9%
Interview Lift
1143
Avg Prosecution Days
Based on 822 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
29.0%
§102 Novelty
55.1%
§103 Obviousness
12.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18071847 FAULT PROTECTION APPARATUS Non-Final OA Huawei Digital Power Technologies Co., Ltd.
19084508 ELECTRICAL POWER SYSTEM Non-Final OA ROLLS-ROYCE plc
19101772 SEMICONDUCTOR DEVICE, SEMICONDUCTOR MODULE, AND ELECTRONIC APPARATUS Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18873899 CUTOFF CONTROL DEVICE Non-Final OA Sumitomo Electric Industries, Ltd.
18847791 METHOD FOR PROTECTING AGAINST FAULT ARCS Non-Final OA Siemens Aktiengesellschaft
18258606 CIRCUIT BREAKER DEVICE AND METHOD Non-Final OA Siemens Aktiengesellschaft
18850992 DRIVE CIRCUIT AND CONTROL METHOD FOR DRIVE CIRCUIT Final Rejection Hitachi Astemo, Ltd.
18800773 SWITCH DEVICE, METHOD FOR OPERATING SWITCH DEVICE AND METHOD FOR MANUFACTURING SWITCH DEVICE Non-Final OA Infineon Technologies AG
18410360 ELECTRONIC CIRCUIT WITH A TRANSISTOR DEVICE AND A PROTECTION CIRCUIT Non-Final OA Infineon Technologies Austria AG
18506273 POWER TRANSISTOR CLAMP CIRCUIT Final Rejection Texas Instruments Incorporated
17513955 CURRENT CONTROL FOR MULTI-PORT CHARGING CIRCUIT Final Rejection TEXAS INSTRUMENTS INCORPORATED
18951498 DRIVER APPARATUS AND CORRESPONDING METHOD Non-Final OA STMicroelectronics International N.V.
19051244 ELECTROSTATIC CHUCK FOR NON-PLANAR SUBSTRATES Non-Final OA Applied Materials, Inc.
19005943 SUBSTRATE SUPPORT DESIGNS FOR A DEPOSITION CHAMBER Non-Final OA Applied Materials, Inc.
18979512 GROUND ELECTRODE FORMED IN AN ELECTROSTATIC CHUCK FOR A PLASMA PROCESSING CHAMBER Non-Final OA Applied Materials, Inc.
18581521 METHOD AND SYSTEM FOR PROTECTING AN ELECTRICAL DISTRIBUTION NETWORK COMPRISING AT LEAST TWO SOURCES OF ELECTRICAL ENERGY Final Rejection Schneider Electric Industries SAS
18271842 START METHOD FOR PHOTOVOLTAIC RAPID SHUTDOWN SYSTEM, APPLICATION APPARATUS AND SYSTEM Final Rejection Sungrow Power Supply Co., Ltd.
18526750 DEVICE FOR PROVIDING ONE OR MORE FUNCTIONAL VOLTAGES IN A VEHICLE ELECTRICAL SYSTEM Non-Final OA LISA DRÄXLMAIER GMBH
19088352 SEMICONDUCTOR DEVICE Non-Final OA FUJI ELECTRIC CO., LTD.
18520963 SMART POWER SEMICONDUCTOR SWITCH DEVICE WITH SELF-DIAGNOSTIC FUNCTION AND METHOD THEREOF Final Rejection Monolithic Power Systems, Inc.

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