Prosecution Insights
Last updated: October 25, 2026

Arthur O Hall, USPTO Patent Examiner

Listed by the USPTO as HALL, ARTHUR O

Tech Center 3700 • Art Units: 3714 3718 3752

This examiner grants 64% of resolved cases

Analysis

Arthur O. Hall is an examiner in Art Unit 3714 of Tech Center 3700. The examiner has 314 resolved cases and an allowance rate of 63.7%. The median time to allowance is 1358 days. This 63.7% rate indicates a moderate level of difficulty during prosecution.

The interview lift is 73.5%, which is an exceptionally high figure. This suggests that interviews are almost essential for securing an allowance with this examiner. Top companies include Witte Automotive GmbH, Ases Group S R O, and Kronebusch Industries LLC. These applicants are often represented by firms such as BUCHANAN, INGERSOLL & ROONEY PC, MARSHALL & MELHORN, LLC, and MERCHANT & GOULD P.C.

Practitioners should factor the 1358 days median pendency into their planning. The 73.5% interview lift is the most critical data point for this examiner, as it suggests a dramatic improvement in outcomes following direct engagement. With 314 resolved cases, this trend is well-supported by the available data.

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

Performance Statistics

63.7%
Allow Rate
-6.3% vs TC avg
323
Total Applications
+73.5%
Interview Lift
1358
Avg Prosecution Days
Based on 314 resolved cases, 2023–2026

Rejection Statute Breakdown

11.8%
§101 Eligibility
19.0%
§102 Novelty
45.7%
§103 Obviousness
20.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17966153 Fire Protection System Final Rejection Individual inventor
17815959 CLEANING DEVICE FOR CLEANING A VEHICLE ELEMENT Final Rejection WITTE Automotive GmbH
17268460 AUTOMATIC COOLING AND FIRE-EXTINGUISHING SYSTEM Final Rejection ASES GROUP, s.r.o.
17855464 AUTOMATIC FIRE EXTINGUISHING SYSTEM Final Rejection Kronebusch Industries, LLC
17847601 GAS NOZZLE Final Rejection CoorsTek KK

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 Arthur O Hall's allowance rate?

63.7% of resolved applications examined by Arthur O Hall were allowed (314 resolved cases), compared with 0.0% across Art Unit 3714 over the last five years.

Does an interview help with examiner Arthur O Hall?

This examiner's interview lift is +73.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Arthur O Hall take to allow a patent?

Applications allowed by Arthur O Hall took 1,358 days on average from filing to allowance.

Which art unit does examiner Arthur O Hall work in?

Arthur O Hall examines applications in Art Unit 3714 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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