Prosecution Insights
Last updated: October 02, 2026

Examiner: PREVIL, DANIEL

Tech Center 3700 • Art Units: 2612 2684 2685 2844 3761 3791 3792 3796

This examiner grants 86% of resolved cases

Analysis

Daniel Previl is an examiner in Tech Center 3700 and Art Unit 2612. He has managed 1577 resolved cases with an allowance rate of 85.9 percent. This 85.9 percent rate indicates that the vast majority of applications in his docket reach a grant, providing a predictable path for applicants.

The interview lift is 12.5 percent. This figure suggests that conducting an interview is a productive strategy for increasing the likelihood of a grant. The 12.5 percent lift provides a meaningful boost to the allowance rate, making it a recommended tactic for practitioners to use during prosecution.

The median days to allowance is 775. This timeline represents the typical duration for applications to reach a final grant. With 1577 resolved cases, these metrics offer a clear view of the examiner's performance. The 775-day median defines the expected prosecution experience for applicants in this docket.

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

Performance Statistics

85.9%
Allow Rate
+15.9% vs TC avg
1,604
Total Applications
+12.5%
Interview Lift
775
Avg Prosecution Days
Based on 1577 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
9.5%
§102 Novelty
55.8%
§103 Obviousness
15.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19233529 NOTIFICATION METHOD, NOTIFICATION SYSTEM, AND VEHICLE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
19011751 METHOD PROVIDED IN A CAR THAT CAN AUTOMATICALLY TAKE ACTIONS IN THE EVENT OF HEALTH RISK Non-Final OA Volvo Car Corporation
19098219 DISPLAY DEVICE AND WORK MACHINE COMPRISING SAME Final Rejection Yanmar Holdings Co., Ltd.
18290554 BATTERY OPERATION MANAGEMENT SYSTEM AND OPERATING METHOD THEREOF Final Rejection LG ENERGY SOLUTION, LTD.
18745252 Method and device for locating an optical fiber Non-Final OA ORANGE
18731953 METHOD AND APPARATUS FOR DETERMINING A TRAILER DIMENSION OF A MOTOR VEHICLE-TRAILER COMBINATION Non-Final OA KIA CORPORATION
18893453 SYSTEM AND TECHNIQUE FOR DETECTING CLEANING CHEMICAL USAGE TO CONTROL CLEANING EFFICACY Final Rejection Ecolab USA Inc.
19193139 SYSTEMS AND METHODS FOR DETECTING WATER DAMAGE USING ENERGY-HARVESTING SENSORS Non-Final OA STATE FARM MUTUAL AUTOMOBILE INSURANCE COMPANY
19172352 ENDOVASCULAR PERFUSION AUGMENTATION FOR CRITICAL CARE Non-Final OA GOVERNMENT OF THE UNITED STATES AS REPRESENTED BY THE SECRETARY OF THE AIR FORCE
18428825 MULTIPLEXED NUCLEIC ACID AMPLIFICATION TEST ON SEMICONDUCTOR SUBSTRATE Non-Final OA TEXAS INSTRUMENTS INCORPORATED
19178746 SYSTEMS, METHODS, AND APPARATUSES FOR USING AN ANOMALY DETERRENT SENSOR WITHIN A SELF-SERVICE MACHINE FOR DISPENSING PHYSICAL ITEMS Non-Final OA BANK OF AMERICA CORPORATION
19073086 DRIVING ASSISTANCE SYSTEM, DRIVING ASSISTANCE METHOD, AND DRIVING ASSISTANCE PROGRAM Non-Final OA J-QuAD DYNAMICS Inc.
18963166 MOBILE PATIENT ALARM DISPLAY Final Rejection Masimo Corporation
19230203 Individualized Multiple-Day Simulation Model of Type I Diabetic Patient Decision-Making For Developing, Testing and Optimizing Insulin Therapies Driven By Glucose Sensors Non-Final OA Dexcom, Inc.
19257182 System and Method for Scanning and Controlling Storage of an Injection Device Non-Final OA Sanofi
19211785 Remote Access For Medical Device Therapy Non-Final OA Tandem Diabetes Care, Inc.
18880761 TIRE AND POWER FEED SYSTEM Non-Final OA THE YOKOHAMA RUBBER CO., LTD.
18982230 SYSTEM AND METHOD FOR OPERATING SAFETY LIGHTING WHEN A FALL IS PREDICTED OR DETECTED Final Rejection MYRAINA, LLC

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