Prosecution Insights
Last updated: October 27, 2026

David P Tardif, USPTO Patent Examiner

Listed by the USPTO as TARDIF, DAVID P

Tech Center 2800 • Art Units: 2876

This examiner grants 72% of resolved cases

Analysis

TARDIF, DAVID P is assigned to tech center 2800 and art unit 2876. The record includes 529 resolved cases, an allowance rate of 72.0%, and a median of 1103 days to allowance. Interview lift is 10.2%, indicating a modest positive association with interviews.

Zebra Technologies Corporation, Lear Corporation, and Google LLC are the leading companies. The principal firms are ALSTON & BIRD LLP, GREENBLUM & BERNSTEIN, P.L.C., and JCIPRNET. The profile supports a balanced prosecution approach that combines written claim analysis with selective interviews, while the median timing should inform portfolio and client deadline planning.

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

Performance Statistics

72.0%
Allow Rate
+4.0% vs TC avg
558
Total Applications
+10.2%
Interview Lift
1103
Avg Prosecution Days
Based on 529 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
28.2%
§102 Novelty
63.7%
§103 Obviousness
4.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18600502 SOLAR CHARGER FOR A HEAD-MOUNTED WEARABLE DEVICE Non-Final OA GOOGLE LLC
18754693 IDENTIFICATION METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18609353 POWER CONVERTER Non-Final OA KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
19096135 Near Field On Far Field Integrated Antennas Non-Final OA Zebra Technologies Corporation
18387835 Devices and Methods for Improving Proximate Device Battery Management Non-Final OA ZEBRA TECHNOLOGIES CORPORATION
18603898 ACTIVATING A RESERVED CHARGING COLUMN OF A CHARGING STATION Non-Final OA AUDI AG
18416012 BATTERY CHARGE BALANCING Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC

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Frequently Asked Questions

What is examiner David P Tardif's allowance rate?

72.0% of resolved applications examined by David P Tardif were allowed (529 resolved cases), compared with 77.7% across Art Unit 2876 over the last five years.

Does an interview help with examiner David P Tardif?

This examiner's interview lift is +10.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David P Tardif take to allow a patent?

Applications allowed by David P Tardif took 1,103 days on average from filing to allowance.

Which art unit does examiner David P Tardif work in?

David P Tardif examines applications in Art Unit 2876 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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