Prosecution Insights
Last updated: October 26, 2026

Daniel St Cyr, USPTO Patent Examiner

Listed by the USPTO as ST CYR, DANIEL

Tech Center 2800 • Art Units: 2876

This examiner grants 81% of resolved cases

Analysis

ST CYR, DANIEL is assigned to USPTO Technology Center 2800, Art Unit 2876. Across 1422 resolved cases, the allowance rate is 81.3%, and the median time to allowance is 786 days. Interview lift is 12.8%, providing a secondary improvement signal in a large record whose main feature is a high allowance rate and comparatively short median timing.

The principal companies are Robert Bosch GmbH, Huawei Technologies Co., Ltd., and Angel Group Co., Ltd. The leading firms are HARNESS DICKEY (DETROIT), NORTON ROSE FULBRIGHT US LLP, and OLIFF PLC. The unusually substantial case volume supports confident historical benchmarking for prosecution planning, while the timing measure remains relevant to filing and portfolio decisions.

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

Performance Statistics

81.3%
Allow Rate
+13.3% vs TC avg
1,472
Total Applications
+12.8%
Interview Lift
786
Avg Prosecution Days
Based on 1422 resolved cases, 2023–2026

Rejection Statute Breakdown

1.5%
§101 Eligibility
29.8%
§102 Novelty
40.9%
§103 Obviousness
3.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19259254 SYSTEMS AND METHODS FOR SECURE READ-ONLY AUTHENTICATION Final Rejection Capital One Services, LLC
18376491 CHARGER Non-Final OA LG ELECTRONICS INC.
18688872 METHOD AND DEVICE FOR OPERATING AN ELECTRICALLY DRIVEN VEHICLE Non-Final OA Robert Bosch GmbH
18623368 BATTERY MANAGEMENT SYSTEM FOR A BATTERY STORAGE DEVICE, ASSEMBLY, AND METHOD Non-Final OA HELLA GmbH & Co. KGaA
18701304 LIGHT AMPLIFICATION DEVICE AND LIGHT AMPLIFICATION METHOD Final Rejection NEC Corporation
18612534 BATTERY EQUALIZATION CIRCUIT, ENERGY STORAGE APPARATUS, ENERGY STORAGE SYSTEM, AND EQUALIZATION CONTROL METHOD FOR ENERGY STORAGE SYSTEM Non-Final OA Huawei Digital Power Technologies Co., Ltd.
18472056 ENERGY STORAGE SYSTEM AND CONTROL METHOD THEREOF Final Rejection Huawei Digital Power Technologies Co., Ltd.
18507366 METHOD AND DEVICE FOR MANAGING A BATTERY OF A MOVING OBJECT Non-Final OA KIA CORPORATION
18705650 OPTICAL AMPLIFIER PLACEMENT METHOD, OPTICAL AMPLIFIER PLACEMENT SUPPORT APPARATUS AND RELAY APPARATUS Final Rejection NTT, Inc.
18746916 METHOD FOR READING A MARKING, AND WORKPIECE Final Rejection Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
18357239 SYSTEM AND METHOD FOR DETERMINING CONNECTION STATUS OF BATTERY SYSTEM OF WORK MACHINE Final Rejection Caterpillar Inc.
18495465 METHOD FOR CHARACTERIZING ENERGY STORED IN A VEHICLE, CHARGING DEVICE, CONTROL UNIT AND VEHICLE Non-Final OA ZF Friedrichshafen AG
18444392 INTEGRATED ISOLATION SWITCH OPERATION FOR AC AND DC CHARGING Non-Final OA Ford Global Technologies, LLC
18186413 Optical Device and Method of Manufacture Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18578688 WORKING MODE SWITCHING CONTROL METHOD AND DEVICE FOR VEHICLE-MOUNTED CHARGER, AND VEHICLE-MOUNTED CHARGER Non-Final OA Sungrow Power Supply Co., Ltd.
18284460 CHARGING SYSTEM Non-Final OA DENSO WAVE INCORPORATED
18576885 Active Balancer Non-Final OA Imasen Electric Industrial Co., Ltd.

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Frequently Asked Questions

What is examiner Daniel St Cyr's allowance rate?

81.3% of resolved applications examined by Daniel St Cyr were allowed (1,422 resolved cases), compared with 77.7% across Art Unit 2876 over the last five years.

Does an interview help with examiner Daniel St Cyr?

This examiner's interview lift is +12.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Daniel St Cyr take to allow a patent?

Applications allowed by Daniel St Cyr took 786 days on average from filing to allowance.

Which art unit does examiner Daniel St Cyr work in?

Daniel St Cyr examines applications in Art Unit 2876 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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