Prosecution Insights
Last updated: October 02, 2026

Examiner: SILVA, FRANK ALEXIS

Tech Center 2800 • Art Units: 1729 2646 2851 2859

This examiner grants 30% of resolved cases

Analysis

Frank Alexis Silva is in Tech Center 2800 and Art Unit 1729. The examiner has 44 resolved cases and an allowance rate of 29.5 percent. This 29.5 percent rate indicates a rigorous examination process for the applications under review. Practitioners should be prepared for significant hurdles given the 29.5 percent allowance rate observed in these 44 cases.

The interview lift is 54.6 percent. This 54.6 percent lift indicates that direct communication is a highly effective strategy for improving the probability of an allowance. Practitioners should prioritize interviews given this 54.6 percent increase over the base allowance rate. This strategy is a key component of successful prosecution for cases assigned to this examiner in Tech Center 2800.

The median days to allowance is 1303. This 1303-day timeframe provides a benchmark for the length of the prosecution cycle in Art Unit 1729. Practitioners can use this 1303-day median to set expectations for the duration of the examination process. The combination of the 29.5 percent allowance rate and the 1303-day benchmark necessitates a proactive strategy.

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

Performance Statistics

29.5%
Allow Rate
-38.5% vs TC avg
87
Total Applications
+54.6%
Interview Lift
1303
Avg Prosecution Days
Based on 44 resolved cases, 2023–2026

Rejection Statute Breakdown

7.8%
§101 Eligibility
19.0%
§102 Novelty
64.8%
§103 Obviousness
6.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18081302 BATTERY PACK AND METHOD OF CONTROLLING CHARGING OF THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18196911 WIRELESS CHARGING OF ELECTRONIC DEVICES Final Rejection APPLE INC.
18366110 CHARGE-DISCHARGE CONTROL DEVICE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18256847 MULTI-BAY BATTERY CHARGER Final Rejection MILWAUKEE ELECTRIC TOOL CORPORATION
18586044 EQUALIZATION CIRCUIT, BATTERY PACK, AND ENERGY STORAGE SYSTEM Non-Final OA HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
18180094 WIRELESS CHARGING DEVICE AND WIRELESS CHARGING BASE Non-Final OA Huawei Digital Power Technologies Co., Ltd.
18254712 Adapter for an Exchangeable Rechargeable Battery Pack Final Rejection Robert Bosch GmbH
18582698 MANAGEMENT APPARATUS Non-Final OA HONDA MOTOR CO., LTD.
18435580 AIRCRAFT BATTERY CHARGING SYSTEM AND METHOD Non-Final OA Pratt & Whitney Canada Corp.
18435601 SYSTEM AND METHOD FOR CONTROLLING AN AIRCRAFT BATTERY ASSEMBLY Non-Final OA Pratt & Whitney Canada Corp.
17913577 BATTERY MANAGEMENT APPARATUS AND METHOD, AND BATTERY MANAGEMENT SYSTEM Non-Final OA LG ENERGY SOLUTION, LTD.
17665930 BATTERY CHARGING AND DISCHARGING APPARATUS AND METHOD Non-Final OA LG ENERGY SOLUTION, LTD.
18396915 BATTERY SYSTEM OF VEHICLE USING SWAPPABLE AUXILIARY BATTERY, AND CONTROL METHOD THEREOF Non-Final OA Kia Corporation
18305570 CHARGING METHOD, CHARGING APPARATUS, AND CHARGING SYSTEM FOR TRACTION BATTERY Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17589636 SHORT-TERM STORAGE BASED ON STATE-OF-CHARGE FOR ELECTRIC VEHICLES Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
18620694 POWER SUPPLY DEVICE Non-Final OA DENSO CORPORATION
18156919 ADAPTIVE BATTERY BACKUP UNIT CHARGING SYSTEM AND METHOD Non-Final OA DELL PRODUCTS L.P.
18341468 MOBILE CHARGING APPARATUS, WEARABLE APPARATUS, AND APPARATUS CONTROL METHOD AND STORAGE MEDIUM Final Rejection Beijing Xiaomi Mobile Software Co., Ltd.
18096890 HOUSEHOLD ENERGY STORAGE SYSTEM IN AN OFF-GRID STATE AND BLACK START METHOD THEREFOR Final Rejection FRANKLINWH ENERGY TECHNOLOGY INC.

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