Prosecution Insights
Last updated: October 25, 2026

Mary Anne Elizabeth Arntzen, USPTO Patent Examiner

Listed by the USPTO as ARNTZEN, MARY ANNE ELIZABETH

Tech Center 2900 • Art Units: 2914 2917 2936 2938

This examiner grants 100% of resolved cases

Analysis

ARNTZEN, MARY ANNE ELIZABETH examines in tech center 2900 and art unit 2914. The profile contains 63 resolved cases, with a 100.0% allowance rate and a median of 760 days to allowance. The allowance result applies to the recorded cases, while the relatively limited case volume makes the profile most useful as a focused indicator rather than a broad measure.

Interview lift is 0.0%, so the available data does not show an interview-associated increase in allowance outcomes. The listed companies are Sick AG, Ningbo Deli Tools Co., Ltd., and Networked Artifacts GmbH. No leading firms are listed. Practitioners may therefore emphasize strong initial claim drafting and written prosecution positions, while using the observed timing to set expectations for case management.

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

Performance Statistics

100.0%
Allow Rate
+40.0% vs TC avg
70
Total Applications
+0.0%
Interview Lift
760
Avg Prosecution Days
Based on 63 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
25.0%
§102 Novelty
1.3%
§103 Obviousness
69.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
35525436 Optoelectronic sensor Non-Final OA SICK AG
35527001 Voltage detector Non-Final OA SCHNEIDER ELECTRIC INDUSTRIES SAS

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Frequently Asked Questions

What is examiner Mary Anne Elizabeth Arntzen's allowance rate?

100.0% of resolved applications examined by Mary Anne Elizabeth Arntzen were allowed (63 resolved cases), compared with 94.1% across Art Unit 2914 over the last five years.

Does an interview help with examiner Mary Anne Elizabeth Arntzen?

This examiner's interview lift is +0.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Mary Anne Elizabeth Arntzen take to allow a patent?

Applications allowed by Mary Anne Elizabeth Arntzen took 760 days on average from filing to allowance.

Which art unit does examiner Mary Anne Elizabeth Arntzen work in?

Mary Anne Elizabeth Arntzen examines applications in Art Unit 2914 in Tech Center 2900.

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