Prosecution Insights
Last updated: October 26, 2026

David P Hatch, USPTO Patent Examiner

Listed by the USPTO as HATCH, DAVID P

Tech Center 3600 • Art Units: 3668

This examiner grants 77% of resolved cases

Analysis

HATCH, DAVID P works in tech center 3600 and art unit 3668. The profile records 123 resolved cases, an allowance rate of 77.2%, and a median of 986 days to allowance. The interview lift is 11.4%, indicating a positive association that can inform decisions about examiner engagement.

The listed companies are Toyota Motor Corporation, Yanmar Holdings Co., Ltd., and Zoox Inc. The leading firms are Chrisman Gallo Tochtrop LLC, CROWELL & MORING LLP, and LEE & HAYES, P.C. The available record supports a generally favorable allowance outlook, with a timeline that still requires active docket management.

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

Performance Statistics

77.2%
Allow Rate
+25.2% vs TC avg
153
Total Applications
+11.4%
Interview Lift
986
Avg Prosecution Days
Based on 123 resolved cases, 2023–2026

Rejection Statute Breakdown

10.1%
§101 Eligibility
23.6%
§102 Novelty
42.1%
§103 Obviousness
22.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19041276 HYBRID ELECTRIC VEHICLE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18941536 IN-VEHICLE CONTROL DEVICE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18915373 BATTERY MANAGEMENT DEVICE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18014730 DEVICE AND METHOD FOR ASSISTING AIRCRAFT GUIDANCE Final Rejection THALES
18414065 APPARATUS AND METHOD FOR PROVIDING INFORMATION ON DISTANCE TO EMPTY FOR A VEHICLE Non-Final OA KIA CORPORATION
19483135 CONTROLLING A HYBRID POWERTRAIN SYSTEM OF A VEHICLE Non-Final OA JAGUAR LAND ROVER LIMITED
18941565 POINT CREATION METHOD AND APPARATUS, ELECTRONIC DEVICE, AND STORAGE MEDIUM Final Rejection Beijing Youzhuju Network Technology Co., Ltd.
19110370 Electrically Driven Work Machine Non-Final OA Hitachi Construction Machinery Co., Ltd.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner David P Hatch's allowance rate?

77.2% of resolved applications examined by David P Hatch were allowed (123 resolved cases), compared with 66.1% across Art Unit 3668 over the last five years.

Does an interview help with examiner David P Hatch?

This examiner's interview lift is +11.4 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 Hatch take to allow a patent?

Applications allowed by David P Hatch took 986 days on average from filing to allowance.

Which art unit does examiner David P Hatch work in?

David P Hatch examines applications in Art Unit 3668 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month